ATTACHMENT A - Site Plans · Boulder Politics

Special Meeting, February 12, 2026 · item 2B: Consideration of a motion to authorize the city manager to enter into a revocable license agreement with the University of Colorado, general… · 18 pages

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1 STAMP

ATTACHMENT 'A'

UCB Project No: UCB001213

Project Title: Site - North of Boulder Creek - util expansion - package four

11-24-2025

UNIVERSITY OF COLORADO BOULDER

engineering

regent administrative ctr. boulder, co 80309

http://stb.engineering (303) 900-8782

25188 genesee trail rd suite 120 golden, co 80401

http://martinmartin.com

12499 west colfax ave lakewood, co 80215

K J

PROJECT TEAM

PARTIAL DEMOLITION & RESTORATION PLAN - PHASE 1

G-102

PARTIAL DEMOLITION & RESTORATION PLAN - PHASE 2

G-103

PARTIAL DEMOLITION & RESTORATION - PHASE 2

G-104

PARTIAL DEMOLITION & RESTORATION - PHASE 3

G-201

PARTIAL SITE CONSTRUCTION LIMITS PLAN - PHASE 1

G-202

PARTIAL SITE CONSTRUCTION LIMITS PLAN - PHASE 2

G-203

PARTIAL SITE CONSTRUCTION LIMITS - PHASE 2

G-204

PARTIAL SITE PLANS - PHASE 3

G-300

TRAFFIC CONTROL SIGNAGE

G-301

PARTIAL TRAFFIC CONTROL PLAN - PHASE 1

G-302

PARTIAL TRAFFIC CONTROL PLAN - PHASE 2

G-303

PARTIAL TRAFFIC CONTROL PLAN - PHASE 2

G-304

PARTIAL TRAFFIC CONTROL PLAN - PHASE 3

G-500

GENERAL DETAILS

M-201

PARTIAL SITE MECHANICAL PLAN & PROFILE

M-202

PARTIAL SITE MECHANICAL PLAN & PROFILE

M-203

PARTIAL SITE MECHANICAL PLAN & PROFILE

M-204

PARTIAL SITE MECHANICAL PLAN & PROFILE

M-205

PARTIAL SITE MECHANICAL PLAN & PROFILE

M-206

PARTIAL SITE MECHANICAL PLAN & PROFILE

M-207

PARTIAL SITE MECHANICAL PLAN & PROFILE

M-600

MECHANICAL DETAILS- DIRECT BURY PIPING

C-101

NOTES & LEGEND

C-102

NOTES & LEGEND

C-110

EXISTING CONDITIONS & DEMOLITION PLAN

C-200

SITE PLAN

C-300

EROSION CONTROL PLAN

C-310

EROSION CONTROL DETAILS

C-320

EROSION CONTROL DETAILS

C-330

EROSION CONTROL DETAILS

C-340

EROSION CONTROL DETAILS

C-400

OVERALL UTILITY PLAN

C-450

SANITARY SEWER PLAN & PROFILE

C-500

SITE DETAILS

C-501

SITE DETAILS

C-510

UTILITY DETAILS

C-511

UTILITY DETAILS

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DESIGN TEAM UTILITY COOLING ST+B ENGINEERING PROJECT MANAGER TODD SPACEK, PE

PROJECT LOCATION TELEPHONE: (303) 900-8782 EMAIL: TSPACEK@STB.ENGINEERING

LANDSCAPE ARCHITECT LIME GREEN DESIGN, INC. MATHEW EVANS

SURVEY FLATIRONS, INC. ZACH GOWAN

TELEPHONE: (303) 733-7558 EMAIL: MEVANS@LGDINC.COM

APPLICABLE STANDARDS

20TH STREET TO THE NORTH SIDE OF BOULDER CREEK, SOUTH OF THE NORTH BOULDER CREEK PRACTICE FACILITY TO THE WEST OF THE PRACTICE FACILITY TO THE CORNER OF FULSOME AND BOULDER STREET THE PRMENADE BETWEEN THE PRACTICE FACILITY AND THE FOOTBALL STADIUM. BOULDER, CO 80302

PROJECT SCOPE OVERVIEW PACKAGE #4 PROJECT CONSISTS OF UTILITY INFRASTRUCTURE WORK TO ROUTE NEW CHILLED WATER PIPING FROM CENTRAL CAMPUS TO TIE IN POINT AT RESIDENCE HALL 1 POINT. SCOPE INCLUDES THE FOLLOWING:

TELEPHONE: (303) 443-7001 EMAIL: ZGOWAN@FLATIRONSINC.COM

UCB BOULDER TEAM BRIAN MOFFITT MANAGER | DESIGN & CONSTRUCTION

BRYAN BIROSAK DIRECTOR | UTILITY & ENERGY SERVICES

PROJECT GENERAL NOTES

TELEPHONE: (303) 946-9122 EMAIL: brian.moffitt@colorado.edu

TELEPHONE: (303) 735-4983 EMAIL: bryan.birosak@colorado.edu

PHASE ONE: OPEN CUT DIRECT BURY 6-INCH CHILLER WATER PIPING FROM RESIDENCE HALL 1 CONNECTION POINT IN 20TH STREET TO 18-INCH CHILLED WATER PIPING IN ATHENS STREET EAST TO GRANDVIEW AVENUE ON NORTH BANK OF BOULDER CREEK. PROVIDE TEES AND FLANGED VALVES FOR FUTURE EXPANSION.

G F

Regent Administrative Ctr. Boulder, CO 80309

ST+B Project No.:

2815.02

ANSI - AMERICAN NATIONAL STANDARDS INSTITUTE

AGA - AMERICAN GAS ASSOCIATION

1 DESIGN DEVELOPMENT

06/06/25

ASTM - AMERICAN SOCIETY FOR TESTING MATERIALS

2 CONSTRUCTION DOCs REVIEW

06/27/25

ASME - AMERICAN SOCIETY OF MECHANICAL ENGINEERS

3 city of boulder tech doc review 07/09/25

NEC - NATIONAL ELECTRIC CODE

4 BID PRICING SET

08/06/25

NEMA - NATIONAL ELECTRIC MANUFACTURER'S ASSOCIATON

5 bid pricing set - addendum 2

09/05/25

NFPA - NATIONAL FIRE PROTECTION ASSOCIATION

6 bid pricing set - addendum 4

09/09/25

UL - UNDERWRITER'S LABORATORIES

7 city of boulder tech doc review 10/22/25

EPA - ENVIRONMENTAL PROTECTION AGENCY

8 for construction set *

SUBMISSION

DATE

11/04/25

9 city of boulder corrections rev. 11/24/25

APPLICABLE CODES

PHASE TWO: OPEN CUT DIRECT BURY 18-INCH CHILLED WATER PIPING THROUGH GRANDVIEW AVE PARKING LOT TRANSITIONING INTO LOT 169 SOUTH OF THE LOWER PRACTICE FIELD AND THROUGH LOT 169 TO HORIZONTAL DIRECTION DRILL BORE PIT IN LOT 177. PHASE 3: HORIZONTAL DIRECTIONAL BORE OF 20-INCH CHILLED WATER PIPING FROM BORE PIT IN LOT 177, UNDER BOULDER CREEK AND UP FOLSOM TOWARDS RECEIVING BORE PIT NEAR COLORADO AVENUE. OPEN CUT DIRECT BURY 20-INCH CHILLED WATER PIPING FROM CAMPUS TIE IN POINT IN COLORADO AVENUE TO END POINT OF HDD BORE. PROVIDE TEES AND FLANGED VALVES FOR FUTURE EXPANSION. SANITARY PIPE & MANHOLE RELOCATION IN COLORADO AVENUE AND FOLSOM STREET TO MEET COB UTILITY SEPARATION REQUIREMENTS.

INTERNATIONAL BUILDING CODE (IBC)

2021

INTERNATIONAL EXISTING BUILDING CODE (IEBC)

2021

INTERNATIONAL FIRE CODE

2021

INTERNATIONAL MECHANICAL CODE

2021

INTERNATIONAL PLUMBING CODE

2021

ASME BOILER AND PRESSURE VESSEL CODE

2015

NATIONAL ELECTRICAL CODE (NEC / NFPA 70)

2023

THE NATIONAL FIRE PROTECTION ASSOCIATION (NFPA) STANDARDS - AS ADOPTED BY COLORADO DEPT. OF PUBLIC SAFETY, DIVISION OF FIRE PREVENTION AND CONTROL.

W.E. O'NEIL GMGC RYAN DICKINSON | PROJECT EXECUTIVE

TELEPHONE: (720) 275-1996 EMAIL: rdickinson@weoneil.com

DARREN HOLLIDAY | PROJECT MANAGER

TELEPHONE: (310) 710-3283 EMAIL:dholliday@weoneil.com

Sheet Name

project cover sheet A

G-101

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PKG No. 4 CITY OF BOULDER CORRECTION REVIEW- 11.24.25

OVERALL SITE CHILLED WATER SYSTEM PLAN

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PKG No. 4 CITY OF BOULDER TECH DOC REVIEW - 10.22.25

G-100

PKG No. 4 ADDENDUM 4 - 09.09.25

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PKG No. 4 ADDENDUM 2 - 09.05.25

PKG No. 4 CITY OF BOULDER TECH DOC REVIEW - 07.09.25

PROJECT COVER SHEET

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G-000

PKG No. 4 BID PRICING DOCUMENTS - 08.06.25

C B

PKG No. 4 CONSTRUCTION DOCs REVIEW - 06.26.25

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NUMBER NAME

11/24/2025 10:56 AM

PKG No. 4 DESIGN DEVELOPMENT - 06.06.25

DELIVERABLE KEY: ISSUED DISCONTINUED REFERENCE ONLY

30x42

Z:\Box\STB Projects\2815.02 - CUB - North of Boulder Creek Utilities\600.Drawings\Package 4\G000_Cover.dwg

DELIVERABLE

PROJECT DESCRIPTION

DRAWING PACKAGE

scale: none

overall ucb boulder campus

project site plan

area of work

University Colorado Boulder

UCB Project No: UCB001213 Project Title: Site - North of Boulder Creek - util expansion - package four

(303) 431-6100

Sheet No.

G-000

1 STAMP

GENERAL NOTES:

RES HALL 1 BLDG B

HWR HWS CHS CHR

VERIFY RES HALL 1 CHILLED WATER SUPPLY & RETURN PIPING AND THE EXISTING CONNECTION POINTS OF CHILLED WATER SUPPLY & RETURN PIPING.

RES HALL 1 BLDG A

RES HALL 1 ALIGNMENT

HEATING PLANT

ST+B ENGINEERING ASSUMES NO RESPONSIBILITY FOR UTILITY LOCATIONS. THE UTILITIES SHOWN ON THESE PLANS HAVE BEEN PLOTTED FROM THE BEST AVAILABLE INFORMATION TO INCLUDE FACILITY AS-BUILTS. SITE DRAWINGS, AND SKETCHES AS PROVIDED BY THE OWNER. ADDITIONALLY, AERIAL IMAGERY WAS UTILIZED TO SUPPLEMENT UTILITY INFORMATION. HOWEVER, IT IS THE CONTRACTORS RESPONSIBILITY TO FIELD VERIFY THE LOCATION. HORIZONTAL AND VERTICAL OF ALL UTILITIES PRIOR TO THE COMMENCEMENT OF ANY CONSTRUCTION AND NOTIFY THE ENGINEER AND OWNER OF ANY DISCREPANCIES.

ALL EXISTING UTILITIES SHOWN ARE BASED ON SURVEY PROVIDED BY FLATIRONS SURVEYING, DATED JANUARY 2025. LOCATION OF UTILITIES ARE NOT PRECISE OR EXACT AND CONTRACTOR SHALL BE AWARE OF POTENTIAL CONFLICTS.

11-24-2025

engineering http://stb.engineering (303) 900-8782

25188 genesee trail rd suite 120 golden, co 80401

http://martinmartin.com

12499 west colfax ave lakewood, co 80215

6" (CHS/R) OR 6" HDPE DR 9 HDPE DIRECT BURY TO RES HALL 1 PACKAGE 1 TIE-IN POINT.

(E) STEAM LINES.

(303) 431-6100 CHR

CHS EXPECTED UTILITY CROSSING, TYP.

BURIED CONDUIT WITH COPPER AND FIBER FOR MARINE COURT

(E) FIRE HYDRANT.

PHASE 1 PHASE 2

(E) STEAM VAULT (E) MANHOLE #404.

18" (CHS/R) OR 20" IPS DR9 HDPE (TYPICAL) DIRECT BURY

(E) FIRE HYDRANT.

(E) FIELD LIGHTS. APPROXIMATE LOCATION OF 25' WIDE CITY OF BOULDER EASEMENT FOR SANITARY SEWER & WATER MAINS AND 30' WIDE PUBLIC SERVICE COMPANY EASEMENT

EXPECTED UTILITY CROSSING, TYP. CHS

CHR (E) OVERHEAD ELECTRICAL. (E) FIRE HYDRANT. (E) ELECTRICAL TRANSFORMER.

EXISTING CITY OF BOULDER 30' SANITARY EASEMENT.

(E) CONDUIT WITH COPPER AND FIBER FOR NEWTON COURT & THE CHILDREN CENTER. (E) FIELD LIGHTS.

(E) SANITARY EASEMENT.

2&3 G204

(E) XCEL FIBER WITHOUT TRACER.

(E) BUILDING

(E) FIELD LIGHTS. 18" (CHS/R) OR 20" IPS DR9 HDPE (TYPICAL) DIRECT BURY. (E) FIBER VAULT.

PHASE 2 PHASE 3

CHR

(E) FIRE HYDRANT. CHR (E) IRRIGATION LINE

CHS EXPECTED UTILITY CROSSING, TYP.

(E) SIDEWALK EXISTING CITY OF BOULDER 30' SANITARY EASEMENT.

EXISTING STORM WATER RETENTION

ATTACHMENT 'A'

20" HDPE CHS/R BORE

(E) IRRIGATION VALVES. STORM MANHOLE RIM ELEV: 5,320.48' INV IN: 5,317.48' (S) 12" PVC INV OUT: 5,316.18' (NE) 12" PVC

AVOID WATER METER VAULT AND MAINTAIN WATER UTILITY CROSSING HORIZONTAL SEPARATION 10 FT; VERTICAL SEPARATION 18". (E) WATER MANHOLE

(E) WATER VALVES

(E) FO BOX COVER

SANITARY MANHOLE: RIM ELEV: 5,324.03' INV IN: 5,314.76' (W) 15" PVC (FROM BLDG) INV IN: 5,314.80' (SW) 15" CLAY (FROM BLDG) INV OUT: 5,314.70' (E) 15" CLAY

STORM MANHOLE RIM ELEV: 5,329.82 INV IN: 5,321.77 (W) 12" RCP INV IN: 5,324.62' (S) 30" RCP INV OUT: 5,319.95' (NE) 30" RCP

STORM MANHOLE: RIM ELEV: 5,323.09' INV IN: 5,316.54' (SW) 30" RCP INV OUT: 5,314.09' (NE) 30" RCP

STORM INLET RIM ELEV: 5,330.75' FLOWLINE ELEV: 5,330.53' INV OUT: 5,322.86' (E) 12" RCP

20" HDPE (CHS/R) BORE UNDER FOLSOM STORM UTILITY CROSSING. HORIZONTAL SEPARATION 5 FT; VERTICAL SEPARATION 18".

(E) OVERHEAD ELECTRICAL POLE.

AVOID (E) GAS LINE. ELECTRICAL UTILITY CROSSING. HORIZONTAL SEPARATION 10 FT; VERTICAL SEPARATION 18".

(E) SIDEWALK STORM MANHOLE: RIM ELEV: 5,338.38' INV IN: 5,331.37' (W) 18" RCP (FROM BLDG) INV IN: 5,332.19' (S) 30" RCP INV OUT: 5,327.38' (N) 30" RCP

RETAINING WALL ENDS.

STORM UTILITY CORSSING. HORIZONTAL SEPARATION 5 FT; VERTICAL SEPARATION 18". GAS UTILITY. HORIZONTAL SEPARATION 18"; VERTICAL SEPARATION 12".

NO STORM MANHOLE: RIM ELEV: 5,352.14' INV IN: 5,342.24' (E) 12" RCP INV IN: 5,339.90' (S) 30" RCP INV OUT: 5,338.58' (N) 30" RCP

LOCATION OF IRRIGATION VALVING AND CONTROL.

2815.02

SUBMISSION

DATE

1 DESIGN DEVELOPMENT

06/06/25

2 CONSTRUCTION DOCs REVIEW

06/27/25

3 city of boulder tech doc review 07/09/25 20" HDPE CHS/R BORE UNDER FOLSOM

CITY ROW.

4 BID PRICING SET

08/06/25

5 bid pricing set - addendum 2

09/05/25

6 bid pricing set - addendum 4

09/09/25

7 city of boulder tech doc review 10/22/25 8 for construction set *

11/04/25

9 city of boulder corrections rev. 11/24/25

SANITARY MANHOLE: RIM ELEV: 5,363.49' INV IN: 5,355.14' (S) 12" CLAY INV IN: 5,355.24' (SW) INV OUT: 5,355.09' (N) 15" CLAY

SANITARY MANHOLE: RIM ELEV: 5,364.45' INV IN: 5,355.56' (S) 15" PVC INV OUT: 5,355.36' (NE) 15" CLAY (E) FENCE SANITARY SEWER REALIGNMENT, RE: CIVIL PLANS FOR FURTHER INFORMATION.

20" HDPE CHS/R BORE UNDER FOLSOM (E) FENCE

NEW PIPE CONNECTIONS TO EXISTING 20" CHILLED WATER SUPPLY AND RETURN PIPING. INSTALL FULL SIZED ISOLATION VALVES.

FIELD VERIFY THE EXISTING CHILLED WATER SUPPLY & RETURN PIPING IDENTIFICATIONS.

20" ID DIP, 18" SEPARATION B/W CHILLED WATER LINES.

4,5,6 G204

STORM INLET: RIM ELEV: 5,367.27' FLOWLINE ELEV: 5,366.22' INV IN: 5,352.52' (S) 30" RCP INV OUT: 5,352.39' (E) 30" RCP STORM MANHOLE: RIM ELEV: 5,367.15' INV IN: 5,354.94' (W) 42" RCP INV IN: 5,352.88' (S) 30" RCP INV OUT: 5,352.75' (N) 30" RCP

(E) 16" WATER WATER & STORM UTILITY CROSSINGS. HORIZONTAL SEPARATION 10 FT WATER, 5 FT STORM; VERTICAL SEPARATION 18" FOR WATER AND SEWER. (TYPICAL) STORM MANHOLE: RIM ELEV: 5,367.20' INV IN: 5,351.22' (W) 30" RCP INV OUT: 5,351.13' (N) 30" RCP

CHS

SECTION HDPE OR DUCTILE PIPING FROM HDSS IN COLORADO AVE.

(E) RETURN AS SHOWN ON EXISTING UTILITY PLANS

STORM MANHOLE: RIM ELEV: 5,369.92' INV IN: 5,365.83' (W) 42" RCP INV OUT: 5,356.95' (E) 42" RCP

(E) SIDEWALK

(E) 12"SS

CHR SANITARY MANHOLE: RIM ELEV: 5,367.71' INV IN: 5,356.59' (W) 15" CLAY INV OUT: 5,356.50' (N) 15" CLAY

SANITARY MANHOLE: RIM ELEV: 5,369.68' INV IN: 5,357.80' (W) 15" CLAY INV OUT: 5,357.76' (E) 15" CLAY

20 x 20 x 8 TEES, PIPING EXTENDED INTO LAWN OF SOUTH SIDE OF STREET, PROVIDE CAPPED VALVES.

20x20x20 TEE, CAPPED / PLUGGED FOR FUTURE EASTERN EXPANSION. SANITARY SEWER REALIGNMENT, RE: CIVIL PLANS FOR FURTHER INFORMATION. SANITARY MANHOLE, RIM ELEV: 5368.90' INV IN: 12" (SE) 5362.72' INV OUT: 12" (N) 5362.66'

Sheet Name

811

ST+B ENGINEERING ASSUMES NO RESPONSIBILITY FOR UTILITY LOCATIONS. THE UTILITIES SHOWN ON THIS DRAWING HAVE BEEN PLOTTED FROM THE BEST AVAILABLE INFORMATION. IT IS, HOWEVER, THE CONTRACTORS RESPONSIBILITY TO FIELD VERIFY THE SIZE, MATERIAL, HORIZONTAL AND VERTICAL LOCATION OF ALL UTILITIES PRIOR TO THE COMMENCEMENT OF ANY CONSTRUCTION.

1 G100

OVERALL SITE CHILLED WATER SYSTEM PLAN SCALE: 1" = 80'-0" 0

20'

80'

overall site chilled water system plan

CALL 2-BUSINESS DAYS IN ADVANCE BEFORE YOU DIG, GRADE OR EXCAVATE FOR MARKING OF UNDERGROUND MEMBER UTILITIES.

160'

Sheet No.

G-100

(E) SUPPLY AS SHOWN ON EXISTING UTILITY PLANS

8" BRANCHES CAPPED & PLUGGED FOR FUTURE EXTENSION.

11/24/2025 10:35 AM

CITY ROW.

ST+B Project No.:

30x42

Z:\Box\STB Projects\2815.02 - CUB - North of Boulder Creek Utilities\600.Drawings\Package 4\G100_Utility.dwg

SANITARY MANHOLE: RIM ELEV: 5,351.11' INV IN: 5,343.74' (S) 15" CLAY INV OUT: 5,343.61' (N) 15" CLAY

SANITARY MANHOLE RIM ELEV: 5,328.11' INV IN: 5,317.62' (S) 15" CLAY INV OUT: 5,317.56' (NE) 15" CLAY

STREAM (BOULDER CREEK).

STORM INLET: GRATE ELEV: 5,296.96' INV IN: 5292.51' (NE) 15" CCP INV OUT: 5,293.09' (S) 18" CCP

STORM 18" RCP INV: 5292.43'

CHR

(E) SANITARY EASEMENT.

(E) ELECTRICAL TRANSFORMER.

CHS (E) RAW WATER IRRIGATION DITCH.

Regent Administrative Ctr. Boulder, CO 80309

18" (CHS/R) OR 20" IPS DR9 HDPE (TYPICAL) DIRECT BURY.

University Colorado Boulder

CHS PROPOSED UNDERGROUND BORE PATH XCEL AND COMCAST LINE RELOCATION FROM EXISTING OVERHEAD POLES.

UCB Project No: UCB001213 Project Title: Site - North of Boulder Creek - util expansion - package four

SANITARY MANHOLE: RIM ELEV: 5,309.01' INV IN: 5,300.96' (W) 21" PVC INV OUT: 5,293.65 (SE) 21" PVC

(E) OVERHEAD UTILITY POLE.

1 STAMP

EXISTING UTILITIES:

CONTRACTOR TO PROVIDE AT LEAST ONE UNOBSTRUCTED PATH BETWEEN BUILDINGS AT ALL TIMES. CONTRACTOR TO ADJUST WORK LIMITS WITHIN EACH PHASE ACCORDINGLY. IF THIS IS NOT POSSIBLE, CONTRACTOR TO CONTACT A/E, AND OWNER FOR DIRECTION.

GENERAL CONTRACTOR SHALL FOLLOW "MANUAL ON UNIFORM TRAFFIC CONTROL DEVICES" AS A GUIDE FOR PROPER PLACEMENT OF TRAFFIC CONTROL DEVICES; IN ADDITION, COORDINATE SPECIFIC TRAFFIC CONTROL WITH THE OWNER.

THE CONTRACTOR SHALL CONTACT THE OWNER & A/E FOUR WEEKS IN ADVANCE BEFORE TRAFFIC (INCLUDING PEDESTRIAN TRAFFIC) IS IMPACTED IN ANY WAY. THE OWNER SHALL ASSIST CONTRACTOR IN COORDINATION WITH LOCAL MEDIA AND AFFECTED SERVICES.

CONTRACTOR TO SUBMIT TRAFFIC CONTROL PLANS TO THE A/E AND OWNER A MINIMUM OF THREE WEEKS PRIOR TO START OF WORK IN ANY PHASE OF THE PROJECT. THE TRAFFIC CONTROL PLANS SHALL CLEARLY INDICATE THE CONTROL DEVICES AND THEIR LOCATION FOR THE SPECIFIC CONSTRUCTION PHASE. THE PLANS SHALL BE REVIEWED BY THE A/E.

AT ALL OIT TELECOM PATHWAY CROSSINGS CONTRACTOR TO INCLUDE OIT IN MOP APPROVAL PROCESS, OITREVIEW@COLORADO.EDU INCLUDE OIT DESIGNATED EMERGENCY CONTACT IN MOP. THE MINIMUM VERTICAL SEPARATION IS 18 INCHES, MINIMUM HORIZONTAL SEPARATION IS 5 FEET. COORDINATE TELECOM TO BE ABOVE CHILLED WATER PIPING. HAND DIGGING REQUIRED 24 INCHES AROUND TELECOM LINES.

THE CONTRACTOR SHALL ATTACH ALL TRAFFIC CONTROL DEVICES TO THE PAVEMENT/ GROUND AND IS REQUIRED TO PREVENT THEIR DISPLACEMENT DURING CONSTRUCTION. CONTRACTOR TO REPAIR ANY DAMAGE TO EXISTING GROUND/ PAVEMENT.

CONTRACTOR SHALL INSTALL CONSTRUCTION FENCING AROUND THE PERIMETER OF THE WORK AREA TO PREVENT UNAUTHORIZED ACCESS. FENCING SHALL BE SIX FOOT CHAIN LINK ON METAL POLE. CONTRACTOR TO REMOVE FENCING UPON APPROVAL BY THE CDB AND OWNER AND REPAIR ANY DAMAGE TO EXISTING GROUND/ PAVEMENT.

CONTRACTOR TO INSTALL CONSTRUCTION FENCING AROUND PERIMETER OF STAGING AREAS TO PREVENT UNAUTHORIZED ACCESS. FENCING SHALL BE SIX FOOT CHAIN LINK ON METAL POLE. CONTRACTOR TO REMOVE FENCING UPON COMPLETION OF THE PROJECT AND RESTORE AREA TO ORIGINAL CONDITION. CONTRACTOR TO CONSULT OWNER ON EXACT LOCATION OF STAGING AREAS PRIOR TO COMMENCING CONSTRUCTION.

CONTRACTOR TO COORDINATE ACCESS POINT TO STAGING AREA WITH OWNER. VEHICLE PARKING IS PERMITTED IN THIS AREA ONLY. NO OTHER PARKING SHALL BE PROVIDED BY THE PROJECT OR OWNER. CONTRACTOR TO REPAIR ANY DAMAGE TO EXISTING LANDSCAPING, SOD, PAVEMENT, AND CURBING THAT RESULTS FROM VEHICULAR ACCESS TO THE AREA.

10.

THE CONTRACTOR IS TO MAINTAIN ACCESS TO THE BUILDING ENTRANCES AT ALL TIMES. WHEN THE NORMAL ACCESSIBLE ENTRANCE IS RESTRICTED, AN ALTERNATIVE ACCESS WAY MEETING ADA REQUIREMENTS AND ACCEPTABLE TO THE OWNER SHALL BE PROVIDED.

11.

ACCESS TO FIRE HYDRANTS TO BE MAINTAINED AT ALL TIMES. IF FOR ANY REASON THIS IS NOT POSSIBLE, CONTRACTOR TO COORDINATE WITH THE OWNER.

12.

THE LINES OF EXCAVATION SHOWN ARE ESTIMATES. THE CONTRACTOR SHALL EXCAVATE AS REQUIRED TO INSTALL UTILITIES AND EXTEND OR REDUCE LIMITS BASED ON SITE CONDITIONS. ADJUSTMENTS OF LIMITS REQUIRE SITE RESTORATION BACK TO ORIGINAL CONDITIONS.

engineering http://stb.engineering (303) 900-8782

25188 genesee trail rd suite 120 golden, co 80401

http://martinmartin.com

12499 west colfax ave lakewood, co 80215

(303) 431-6100

CONSTRUCTION FENCING, TYP.

(E) PLAYGROUND

LIMITS OF EXCAVATION, TYP.

PHASE 1

ST+B Project No.:

PHASE 2

STORM DRAIN.

(E) FIRE HYDRANT.

SUBMISSION

G F

DATE

1 DESIGN DEVELOPMENT

06/06/25

2 CONSTRUCTION DOCs REVIEW

06/27/25

4 BID PRICING SET

08/06/25

5 bid pricing set - addendum 2

09/05/25

6 bid pricing set - addendum 4

09/09/25

7 city of boulder tech doc review 10/22/25 8 for construction set *

11/04/25

9 city of boulder corrections rev. 11/24/25

PARTIAL SITE CONSTRUCTION LIMITS PLAN - PHASE 1 0

20'

SCALE: 1" = 20'-0"

1 G201

40'

partial site construction limits plan phase 1

811

Sheet No.

G-201

Sheet Name

CALL 10-BUSINESS DAYS IN ADVANCE BEFORE YOU DIG, GRADE OR EXCAVATE FOR MARKING OF UNDERGROUND MEMBER UTILITIES. 11/24/2025 10:39 AM

2815.02

3 city of boulder tech doc review 07/09/25

(E) MANHOLE #404.

30x42

Z:\Box\STB Projects\2815.02 - CUB - North of Boulder Creek Utilities\600.Drawings\Package 4\G201_Ph1.dwg

FLOOD LINE

CITY OF BOULDER 30' EASEMENT

30'-0" (FENCING)

12'-0" (EXCAVATION)

30'-0" (FENCING)

12'-0" (EXCAVATION)

CONSTRUCTION FENCING, TYP.

Regent Administrative Ctr. Boulder, CO 80309

LIMITS OF EXCAVATION, TYP.

University Colorado Boulder

UCB Project No: UCB001213 Project Title: Site - North of Boulder Creek - util expansion - package four

HEATING PLANT

11-24-2025

SEE G SHEETS FOR SITE COORDINATION.

ATTACHMENT 'A'

GENERAL NOTES:

1 STAMP

EXISTING UTILITIES:

AT ALL OIT TELECOM PATHWAY CROSSINGS CONTRACTOR TO INCLUDE OIT IN MOP APPROVAL PROCESS, OITREVIEW@COLORADO.EDU INCLUDE OIT DESIGINATED EMERGENCY CONTACT IN MOP. THE MINIMUM VERTICAL SEPARATION IS 18 INCHES, MINIMUM HORIZONTAL SEPARATION IS 5 FEET. COORDINATE TELECOM TO BE ABOVE CHILLED WATER PIPING. HAND DIGGING REQUIRED 24 INCHES AROUND TELECOM LINES.

10.

11.

ACCESS TO FIRE HYDRANTS TO BE MAINTAINED AT ALL TIMES. IF FOR ANY REASON THIS IS NOT POSSIBLE, CONTRACTOR TO COORDINATE WITH THE OWNER.

12.

PHASE 2

PHASE 1

12'-0" (EXCAVATION)

11-24-2025

SEE G SHEETS FOR SITE COORDINATION.

engineering http://stb.engineering (303) 900-8782

25188 genesee trail rd suite 120 golden, co 80401

http://martinmartin.com

12499 west colfax ave lakewood, co 80215

(303) 431-6100

ATTACHMENT 'A'

GENERAL NOTES:

30'-0" (FENCING)

LIMITS OF EXCAVATION, TYP.

12'-0" (EXCAVATION)

30'-0" (FENCING)

(E) ELECTRICAL MANHOLE.

(E) CITY OF BOULDER 30' SANITARY EASEMENT.

CONSTRUCTION FENCING, TYP.

( E) C SA ITY NIT OF AR BO Y E UL A S DE EM R 3 EN 0' T.

G F

2815.02

SUBMISSION

DATE

1 DESIGN DEVELOPMENT

06/06/25

2 CONSTRUCTION DOCs REVIEW

06/27/25

3 city of boulder tech doc review 07/09/25

(E) OVERHEAD POWER POLE.

4 BID PRICING SET

08/06/25

5 bid pricing set - addendum 2

09/05/25

6 bid pricing set - addendum 4

09/09/25

7 city of boulder tech doc review 10/22/25 8 for construction set *

11/04/25

9 city of boulder corrections rev. 11/24/25 (E) FIRE PARKING ISLAND WITH POLE LIGHTS AND SIGN.

PARTIAL SITE CONSTRUCTION LIMITS PLAN - PHASE 2 SCALE: 1" = 20'-0" 0

20'

1 G202

(E) ELECTRICAL VAULT.

40'

partial site construction limits plan phase 2

811

Sheet No.

G-202

Sheet Name

CALL 10-BUSINESS DAYS IN ADVANCE BEFORE YOU DIG, GRADE OR EXCAVATE FOR MARKING OF UNDERGROUND MEMBER UTILITIES. 11/24/2025 10:38 AM

ST+B Project No.:

LIMITS OF EXCAVATION, TYP.

(E) FIRE HYDRANT.

30x42

Z:\Box\STB Projects\2815.02 - CUB - North of Boulder Creek Utilities\600.Drawings\Package 4\G202_Ph2.dwg

(E) HIGH VOLTAGE ELECTRICAL.

(E) FENCED ELECTRICAL EQUIPMENT ENCLOSURE.

(E) WATER VALVES.

Regent Administrative Ctr. Boulder, CO 80309

ELECTRICAL TRANSFORMER.

University Colorado Boulder

UCB Project No: UCB001213 Project Title: Site - North of Boulder Creek - util expansion - package four

CONSTRUCTION FENCING, TYP.

1 STAMP

EXISTING UTILITIES:

10.

11.

ACCESS TO FIRE HYDRANTS TO BE MAINTAINED AT ALL TIMES. IF FOR ANY REASON THIS IS NOT POSSIBLE, CONTRACTOR TO COORDINATE WITH THE OWNER.

12.

engineering http://stb.engineering (303) 900-8782

25188 genesee trail rd suite 120 golden, co 80401

http://martinmartin.com

12499 west colfax ave lakewood, co 80215

(303) 431-6100

(E) FIBER VAULT.

(E) ELECTRICAL TRANSFORMER.

SUBMISSION

DATE

1 DESIGN DEVELOPMENT

06/06/25

2 CONSTRUCTION DOCs REVIEW

06/27/25

4 BID PRICING SET

08/06/25

5 bid pricing set - addendum 2

09/05/25

6 bid pricing set - addendum 4

09/09/25

7 city of boulder tech doc review 10/22/25 8 for construction set *

11/04/25

C B

9 city of boulder corrections rev. 11/24/25

1 G203

PARTIAL SITE CONSTRUCTION LIMITS PLAN - PHASE 2 SCALE: 1" = 20'-0" 0

20'

40'

partial site construction limits plan phase 2

811

Sheet No.

G-203

Sheet Name

CALL 10-BUSINESS DAYS IN ADVANCE BEFORE YOU DIG, GRADE OR EXCAVATE FOR MARKING OF UNDERGROUND MEMBER UTILITIES. 11/24/2025 10:35 AM

2815.02

3 city of boulder tech doc review 07/09/25

30x42

Z:\Box\STB Projects\2815.02 - CUB - North of Boulder Creek Utilities\600.Drawings\Package 4\G203_Ph2.dwg

ST+B Project No.: NO

I PHASE 3

PHASE 2

LIMITS OF EXCAVATION, TYP.

CONSTRUCTION FENCING, TYP.

Regent Administrative Ctr. Boulder, CO 80309

30'-0" (FENCING)

12'-0" (EXCAVATION)

1 M-400

University Colorado Boulder

UCB Project No: UCB001213 Project Title: Site - North of Boulder Creek - util expansion - package four

11-24-2025

SEE G SHEETS FOR SITE COORDINATION.

ATTACHMENT 'A'

GENERAL NOTES:

1 STAMP

2&3 G-204

EXISTING UTILITIES:

125'

CONTRACTOR TO FACILITATE MOVEMENT, CONNECTION, MODIFICATION, AND ADJUSTMENT OF ALL EXISTING AND PROPOSED UTILITIES IN ORDER TO PROPERLY ACCOMPLISH DESIGN INTENT SHOWN. THIS INCLUDES, BUT IS NOT LIMITED TO, MATERIAL, ALIGNMENT, SIZE, CONDITION OF EXISTING UTILITIES. AT ALL OIT TELECOM PATHWAY CROSSINGS CONTRACTOR TO INCLUDE OIT IN MOP APPROVAL PROCESS, OITREVIEW@COLORADO.EDU INCLUDE OIT DESIGNATED EMERGENCY CONTACT IN MOP. THE MINIMUM VERTICAL SEPARATION IS 18 INCHES, MINIMUM HORIZONTAL SEPARATION IS 5 FEET. COORDINATE TELECOM TO BE ABOVE CHILLED WATER PIPING. HAND DIGGING REQUIRED 24 INCHES AROUND TELECOM LINES.

SEE G SHEETS FOR SITE COORDINATION.

PHASE 2

2 G204

PILOT & REAM PHASE - NORTH END OF BORE EQUIPMENT LAYOUT SCALE: 1" = 20'-0" 20'

25188 genesee trail rd suite 120 golden, co 80401

http://martinmartin.com

12499 west colfax ave lakewood, co 80215

10.

11.

ACCESS TO FIRE HYDRANTS TO BE MAINTAINED AT ALL TIMES. IF FOR ANY REASON THIS IS NOT POSSIBLE, CONTRACTOR TO COORDINATE WITH THE OWNER.

12.

40'

STREAM (BOULDER CREEK).

EXISTING STORM WATER RETENTION

100 '

DRILL RIG WEST ALIGNMENT 8' x 53'

DRILL RIG EAST ALIGNMENT 8' x 53'

8' CONSTRUCTION FENCE WORK AREA WILL BE MATTED TO PROTECT HARD SURFACES

11 '

TAG

TYPE

DIMENSIONS, W X L

AA DD240T 300 GPM MUD PUMP ATTACHED

8' x 70'

MUD PUMP

11' x 52'

TULSA 750 MIXING SYSTEM

11' x 52'

JOHN DEERE EXCAVATOR WITH DECKHAND

10' x 15'

FLOAT TRAILER / DRILL PIPE TRAILER

8' x 53'

FRACK TANK

9' x 50'

BORE ENTRY PIT / MUD CONTAINMENT PIT

10' x 10'

REMARKS

24 '

PIPE PULL PHASE - SOUTH END OF BORE EQUIPMENT LAYOUT

SCALE: 1" = 20'-0" 0

20'

40'

SUBMISSION

DATE

1 DESIGN DEVELOPMENT

06/06/25

2 CONSTRUCTION DOCs REVIEW

06/27/25

4 BID PRICING SET

08/06/25

5 bid pricing set - addendum 2

09/05/25

6 bid pricing set - addendum 4

09/09/25

7 city of boulder tech doc review 10/22/25 8 for construction set *

11/04/25

DIRECT BURY

HORIZONTAL BORE

ATTACHMENT 'A' CONNECT TO (E) CHS/R. FIELD VERIFY IDENTIFICATION OF THE CHILLED WATER SUPPLY AND RETURN PIPING.

9 city of boulder corrections rev. 11/24/25

Sheet Name

SANITARY SEWER REALIGNMENT, RE: CIVIL PLANS FOR FURTHER INFORMATION.

partial site plan - phase 3

8" CHS/R CAPPED & PLUGGED FOR FUTURE EXTENSION. 11/24/2025 10:36 AM

2815.02

3 city of boulder tech doc review 07/09/25

30x42

Z:\Box\STB Projects\2815.02 - CUB - North of Boulder Creek Utilities\600.Drawings\Package 4\G204_Ph3.dwg

ST+B Project No.: 3 G204

40' DRILL SET BACK TO ACHIEVE 5' OF COVER IN PIT

HDD EQUIPMENT LEGEND

DRILL BIT ENTRY

REMOVE ASPHALT FOR HDD SURFACE ENTRY 4' x 15'

HDD PIT 10' x 15'

Regent Administrative Ctr. Boulder, CO 80309

HDD TO OPEN CUT TRANSITION

University Colorado Boulder

UCB Project No: UCB001213 Project Title: Site - North of Boulder Creek - util expansion - package four

SOUTH END - EQUIPMENT SET UP

http://stb.engineering (303) 900-8782

engineering

(303) 431-6100

4 6

11-24-2025

PILOT & REAM PHASE NORTH LOCATION

GENERAL NOTES:

PHASE 3

180'

Sheet No.

1 G204

SCALE: 1" = 50'-0" 0 10'

G-204

PARTIAL SITE PLAN - PHASE 3

50'

100'

1 STAMP

ATTACHMENT 'A' CROWN AT CENTERLINE. FIBER MESH REINFORCEMENT.

COMPACTED CRUSHED LIMESTONE BASE CA-10. MATERIAL VARIES (RE: PLANS).

MATCH EXISTING BORDER IF EXISTS. IF NOT BROOM FINISH ENTIRE MODULE.

1/4" / FT

NEW CAST IN PLACE CONCRETE WALKWAY.

COMPACTED SUBGRADE.

4" COMPACTED CA-10 GRANULAR FILL ON COMPACTED SUBGRADE.

NOTE: IN EXCEPTION TO 1/4" / FT. SLOPE, MATCH ADJACENT SIDEWALK ELEVATIONS.

FIBER MESH REINFORCEMENT.

TYPICAL SIDEWALK-CURB SECTION

EXISTING CONCRETE WALKWAY.

EXISTING BASE COURSE.

4" COMPACTED BASE COURSE CA-10.

EXISTING SUBGRADE.

COMPACTED SUBGRADE.

6 G500

1/2"

4" JOINT SEALANT TO MATCH PAVEMENT/WALK COLOR.

CONCRETE WALK. 6" FIBER MESH REINFORCEMENT.

1/4"R

1/2"

engineering

1-1/4"

BACKER ROD.

http://stb.engineering (303) 900-8782

25188 genesee trail rd suite 120 golden, co 80401

http://martinmartin.com

12499 west colfax ave lakewood, co 80215

1/4"R JOINT FILLER.

WALK TOOLED SCORE JOINT

NEW WALK TO EXISTING WALK

5 G500

SCALE: NONE

CONCRETE WALK CONTROL JOINTS

4 G500

SCALE: NONE

(303) 431-6100

JOINT SEALANT SECTION SCALE: NONE

SCALE: NONE

BROOM FINISH. 4"

11-24-2025

NOTE: JOINT SEALANT DETAIL APPLIES TO ALL PAVING DETAILS WHERE EXPANSION JOINT APPEARS.

7 G500

SCALE: NONE

TROWEL CUT 1/3" DEPTH OF WALK BEFORE TOOLING.

FIBER MESH REINFORCEMENT.

TYPICAL SIDEWALK SECTION

NEW CAST IN PLACE CONCRETE WALKWAY.

RE: DETAIL 4/G500.

(N) OR (E) CURB.

8 G500

4" SMOOTH FINISH TO COMPLETELY SURROUND EACH 5' x (MATCH EXISTING OF NEAREST ADJACENT SIDEWALK) MODULE; ONLY WHERE ADJACENT EXISTING WALK CONTAINS A SMOOTH FINISH AT CONTROL JOINTS.

BROOM FINISH PAVING.

℄

CONCRETE WALK.

BROOM FINISH.

42'' MINIMUM FINAL PAVEMENT WIDTH, ROTOMILLING IS AN ACCEPTABLE ALTERNATIVE TO MINIMUM PAVEMENT WIDTH

IN STREET

SEE BEDDING DETAIL DRAWING NO. C03

TYPICAL TRENCH SECTION TRENCH WIDTH NOTES: 1.

PIPE DIAMETER

MINIMUM COVER TO BE BELOW OFFICIAL STREET GRADE. MINIMUM DISTANCE BETWEEN EDGE OF TRENCH AND EDGE OF ASPHALT, OR LIP OF CURBLINE, SHALL BE 3 FEET. REFER TO DRAWING NO. C.04 FOR PAVEMENT RESTORATION FOR PAVEMENT LESS THAN 3 YEARS OLD. ON STATE HIGHWAYS, REFER TO CDOT UTILITY REQUIREMENTS.

MINIMUM WIDTH

ORIENTING SUB.

MAXIMUM WIDTH

6''

1'-6''

2'-6''

8''

1'-8''

2'-8''

12''

2'-0''

3'-0''

16''

2'-4''

3'-4''

20''

2'-8''

3'-8''

24''

3'-0''

4'-0''

MUD MOTOR.

NON-MAGNETIC COLLAR.

STEERING TOOL.

HORIZONTAL THRUST BLOCK DETAIL

C4 G500

SCALE: NONE

VERTICAL THRUST BLOCK DETAIL

C2 G500

SCALE: NONE

UTILITY TRENCH WIDER THAN 16" DETAIL

2 G500

SCALE: NONE

BIT.

BENT MOTOR HOUSING.

BOTTOM HOLE ASSEMBLY DETAIL SCALE: NONE

C6 G500

ANGULAR OFFSET.

PILOT HOLE

HORIZONTAL DRILLING RIG. DRILLING FLUID RETURNS.

ENTRY POINT.

DRILL PIPE.

EXIT POINT.

TRENCH WIDTH SEE UTILITY TRENCH DWG

12''

SEE TABLE 1

COVER AS SPECIFIED

WIDTH

SAWCUT 6'' BEYOND TRENCH WALL EACH SIDE PRIOR TO PAVING

Regent Administrative Ctr. Boulder, CO 80309

COMPACTED BACKFILL AS SPECIFIED

FOR TRENCHES GREATER THAN 5 FEET IN DEPTH, SIDEWALLS SHALL BE SLOPED AT 45 ANGLE OR SUITABLY BRACED OR SHEETED AS NECESSARY FOR THE SAFETY OF THE WORKERS AND THE PROTECTION OF OTHER UTILITIES AS REQUIRED BY OSHA.

EXISTING STREET SURFACE

University Colorado Boulder

NEW STREET SURFACE AS SPECIFIED, 6'' MIN OR MATCH EXIST DEPTH

UNIFORM CUT LINE ASPHALT/CONCRETE

UCB Project No: UCB001213 Project Title: Site - North of Boulder Creek - util expansion - package four

IN OPEN FIELD

ST+B Project No.: NO

UNDISTURBED SOIL

ANNULUS. DIRECTION OF PROGRESS.

BEDDING ZONE

DESIGNED DRILLED PATH.

GRANULAR EMBEDMENT MATERIAL SQUEEGEE SAND OR 1/4'' WASHED CHIPS

1/4 PIPE OD, 4'' MIN OR 2'' BELOW BELL WHICHEVER IS GREATER

DRILLING FLUID RETURNS. DRILL PIPE.

ALLOWED WITH RCP

DATE

1 DESIGN DEVELOPMENT

06/06/25

2 CONSTRUCTION DOCs REVIEW

06/27/25

4 BID PRICING SET

08/06/25

5 bid pricing set - addendum 2

09/05/25

6 bid pricing set - addendum 4

09/09/25

7 city of boulder tech doc review 10/22/25

DRILL PIPE.

8 for construction set *

11/04/25

9 city of boulder corrections rev. 11/24/25

TRENCH WIDTH SEE UTILITY TRENCH DWG GRANULAR EMBEDMENT MATERIAL 3/8" - 3/4" WASHED ANGULAR CHIPS

12'' MIN

ANNULUS.

BEDDING ZONE

UNDISTURBED SOIL

TYPICAL DIRECTION OF PROGRESS.

PULLBACK

DRILL PIPE.

1/4 PIPE OD, 4'' MIN OR 2'' BELOW BELL WHICHEVER IS GREATER

PREFABRICATED PULL SECTION.

DRILLING FLUID RETURNS.

PIPE SUBGRADE FOUNDATION MATERIAL IF REQUIRED REQUIRED WITH ALL PIPE EXCEPT RCP

(MAY BE USED WITH RCP AT CONTRACTOR'S OPTION)

Sheet Name

general details A

ANNULUS. 11/24/2025 10:37 AM

SUBMISSION

3 city of boulder tech doc review 07/09/25

PREREAMING

PIPE SUBGRADE FOUNDATION MATERIAL IF REQUIRED

2815.02

HAND PLACED SELECT MATERIAL HAVING NO ROCKS GREATER THAN 2 INCHES IN SIZE

30x42

Z:\Box\STB Projects\2815.02 - CUB - North of Boulder Creek Utilities\600.Drawings\Package 4\G500_Details.dwg

12'' MIN

DIRECTION OF PROGRESS.

C5 G500

CURB & GUTTER DETAIL

C3 G500

SCALE: NONE

CURB AND GUTTER JOINTS DETAIL

C1 G500

SCALE: NONE

PIPE BEDDING DETAIL

1 G500

SCALE: NONE

HDD PROCESS DETAILS

Sheet No.

SCALE: NONE

G-500

1 STAMP

EXISTING UTILITIES:

10.

11.

ACCESS TO FIRE HYDRANTS TO BE MAINTAINED AT ALL TIMES. IF FOR ANY REASON THIS IS NOT POSSIBLE, CONTRACTOR TO COORDINATE WITH THE OWNER.

12.

engineering http://stb.engineering (303) 900-8782

25188 genesee trail rd suite 120 golden, co 80401

http://martinmartin.com

12499 west colfax ave lakewood, co 80215

(303) 431-6100

11-24-2025

SEE G SHEETS FOR SITE COORDINATION.

ATTACHMENT 'A'

GENERAL NOTES:

4+80

5+00

5+20

5+40

5+60

5+80

6+00

6+20

6+40

6+60

6+80

7+00

7+20

7+40

FLOOD LINE

18" DUCTILE IRON HDSS OR 20" IPS DR9 HDPE CHR

(E) FIRE HYDRANT. PROTECT DURING CONSTRUCTION.

18" DUCTILE IRON HDSS OR 20" IPS DR9 HDPE CHS/R

18" DUCTILE IRON HDSS OR 20" IPS DR9 HDPE CHS

OIT BURIED FIER CONDUIT, HAND DIG WITHIN 24".

1 M202

PARTIAL NEW CONSTRUCTION PLAN - CHILLED WATER SCALE: 1" = 20'-0" 5'

20'

40'

PROVIDE AIR VENTS FOR CHILLED WATER PIPING AT ALL PIPING LOWERING / CROSSES. RE: 4/M-600.

(E) STEAM B.O.P.

5315 GRADE

(E) TELECOM

3'-3" (3'-0" MIN.)

5315

(E) ELECTRICAL 5307.0'

(E) GAS, 30" BELOW GRADE. 5306.6'

ST+B Project No.:

(E) ELECTRICAL T.O.P.

(E) GAS T.O.P.

5310

18" DUCTILE IRON HD

5305 (E) MV DUCTBANK. 5307.9' (N) CHS/R

PE CHS/R

5305

(E) SANITARY 5309.5'

(E) ELECTRICAL

(E) SANITARY T.O.P.

(N) CHS/R

SUBMISSION

DATE

1 DESIGN DEVELOPMENT

06/06/25

2 CONSTRUCTION DOCs REVIEW

06/27/25

5300

(E) SANITARY 5303.0'

5300

08/06/25

5 bid pricing set - addendum 2

09/05/25

6 bid pricing set - addendum 4

09/09/25

8 for construction set *

11/04/25

9 city of boulder corrections rev. 11/24/25

(E) STORM 5304.22'

(E) SANITARY T.O.P.

4 BID PRICING SET

7 city of boulder tech doc review 10/22/25

(E) STORM T.O.P.

3+20

3+40

3+60

3+80

4+00

4+20

4+40

4+60

10'

4+80

5+00

5+20

5+40

5+60

5+80

6+00

6+20

6+40

6+60

6+80

7+00

7+20

7+40

2 PROFILE - PARTIAL NEW CONSTRUCTION - CHILLED WATER SCALE: 1" = 5'-0" M202 SCALE: 1" = 20'-0" HORIZONTAL

20'

40'

VERTICAL

811

partial site mechanical plans & profiles Sheet No.

M-202

Sheet Name

CALL 10-BUSINESS DAYS IN ADVANCE BEFORE YOU DIG, GRADE OR EXCAVATE FOR MARKING OF UNDERGROUND MEMBER UTILITIES. 11/24/2025 10:36 AM

2815.02

3 city of boulder tech doc review 07/09/25

SS OR 20" IPS DR9 HD

30x42

Z:\Box\STB Projects\2815.02 - CUB - North of Boulder Creek Utilities\600.Drawings\Package 4\M202_Plan Profile Ph1.dwg

(E) STEAM MAINS. 5311.72'

4+60

4+40

4+20

4+00

3+80

Regent Administrative Ctr. Boulder, CO 80309

3+60

University Colorado Boulder

3+40

UCB Project No: UCB001213 Project Title: Site - North of Boulder Creek - util expansion - package four

3+20

1 STAMP

EXISTING UTILITIES:

10.

11.

ACCESS TO FIRE HYDRANTS TO BE MAINTAINED AT ALL TIMES. IF FOR ANY REASON THIS IS NOT POSSIBLE, CONTRACTOR TO COORDINATE WITH THE OWNER.

12.

engineering http://stb.engineering (303) 900-8782

25188 genesee trail rd suite 120 golden, co 80401

http://martinmartin.com

12499 west colfax ave lakewood, co 80215

(303) 431-6100

18" DUCTILE IRON HDSS OR 20" IPS DR9 HDPE CHS/R

11-24-2025

SEE G SHEETS FOR SITE COORDINATION.

ATTACHMENT 'A'

GENERAL NOTES:

8+40

8+60

8+80

9+00

9+20

9+40

9+60

9+80

10+00 18" DUCTILE IRON HDSS OR 20" IPS DR9 HDPE CHS

OIT BURIED FIBER CONDUIT, HAND DIG WITHIN 24". 9+80

10+00

10+20

10+40

10+60

10+80

11+00

11+20

11+40

11+60

11+80

1 M203

18" DUCTILE IRON HDSS OR 20" IPS DR9 HDPE CHS

PROTECT OVERHEAD ELECTRICAL DURING CONSTRUCTION. (E) ST MANHOLE. RIM ELEV: 5307.68' INV IN: 5302.33' (N) 12" CLAY INV OUT: 5302.30' (SE) 12" CLAY

(E) OVERHEAD POWER POLE, PROTECT DURING CONSTRUCTION.

PARTIAL NEW CONSTRUCTION PLAN - CHILLED WATER

3 M203

SCALE: 1" = 20'-0" 5'

20'

40'

(E) OVERHEAD ELECTRICAL

(E) OVERHEAD ELECTRICAL (E) FIBER (2) 4", HAND DIG WITHIN 24". 5305.4'

5315

GRADE

5310

(E) ELECTRICAL DUCTBANK. 5304.85'

(E) WATER T.O.P.

ST+B Project No.:

5310

GRADE

(E) DUCTBANK T.O.P.

3'-0" MIN.

5310

5305

(E) DUCTBANK T.O.P.

(E) ELECTRICAL T.O.P.

5305

DR9 HDPE CHS/R 18" DUCTILE IRON HDSS OR 20" IPS DR9 HDPE CHS/R

(N) CHS/R

5300

7+60

7+80

8+00

8+20

8+40

8+60

8+80

9+00

20'

40'

VERTICAL

4 BID PRICING SET

08/06/25

5 bid pricing set - addendum 2

09/05/25

6 bid pricing set - addendum 4

09/09/25

8 for construction set *

11/04/25

(E) SANITARY 5302.1' CURRENT EXISTING UTILITIES DEPTHS BASED ON SEPTEMBER 2025 POT HOLING.

(E) SANITARY T.O.P.

9+20

9+40

9+60

9+80

10+00

9+80

10+00

10+20

10+40

10+60

10+80

11+00

11+20

11+40

11+60

4 PROFILE - PARTIAL NEW CONSTRUCTION - CHILLED WATER M203 SCALE: 1" = 20'-0" 0

HORIZONTAL

10'

20'

40'

811

partial site mechanical plans & profiles Sheet No.

M-203

Sheet Name

CALL 10-BUSINESS DAYS IN ADVANCE BEFORE YOU DIG, GRADE OR EXCAVATE FOR MARKING OF UNDERGROUND MEMBER UTILITIES. 11/24/2025 10:35 AM

06/27/25

2 CONSTRUCTION DOCs REVIEW

06/06/25

(E) SANITARY T.O.P.

2 PROFILE - PARTIAL NEW CONSTRUCTION - CHILLED WATER SCALE: 1" = 5'-0" M203 SCALE: 1" = 20'-0" HORIZONTAL

1 DESIGN DEVELOPMENT

9 city of boulder corrections rev. 11/24/25

(E) SANITARY 5302.1'

(E) STORM T.O.P.

7+40

(E) 8" GAS, 61" BELOW GRADE. 5303.1' (E) FIBER T.O.P.

(E) 12" STORM, 60" BELOW GRADE. 5303.0'

7+20

5300 (N) CHS/R

DATE

7 city of boulder tech doc review 10/22/25

5300

(N) CHS/R

CURRENT EXISTING UTILITIES DEPTHS BASED ON SEPTEMBER 2025 POT HOLING.

SUBMISSION

5300

2815.02

3 city of boulder tech doc review 07/09/25

(E) DUCTBANK T.O.P.

5305

5310

(E) ELECTRICAL, (5) 1-1/2", 30" BELOW GRADE. 5304.9'

(E) ELECTRICAL DUCTBANK. 5304.7'

18" DUCTILE IRON HDSS OR 20" IPS

5315 PROVIDE AIR VENTS FOR CHILLED WATER PIPING AT ALL PIPING LOWERING / CROSSES. RE: 4/M-600.

(E) 2" WATER, 50" BELOW GRADE. 5303.8'

(E) GAS T.O.P.

5305

5315

(E) FIBER T.O.P.

PROVIDE AIR VENTS FOR CHILLED WATER PIPING AT ALL PIPING LOWERING / CROSSES, TYP RE: 4/M-600.

(E) 8" GAS, 32" BELOW GRADE. 5305.4'

5315

30x42

Z:\Box\STB Projects\2815.02 - CUB - North of Boulder Creek Utilities\600.Drawings\Package 4\M203_Plan Profile Ph1.dwg

SCALE: 1" = 20'-0"

40'

PARTIAL NEW CONSTRUCTION PLAN - CHILLED WATER

5'-8" (3'-0" MIN)

18" DUCTILE IRON HDSS OR 20" IPS DR9 HDPE CHS/R

18" DUCTILE IRON HDSS OR 20" IPS DR9 HDPE CHR

8+20

8+00

7+80

7+60

Regent Administrative Ctr. Boulder, CO 80309

7+40

UCB Project No: UCB001213 Project Title: Site - North of Boulder Creek - util expansion - package four

7+20

18" DUCTILE IRON HDSS OR 20" IPS DR9 HDPE CHR

University Colorado Boulder

(E) SANITARY MANHOLE. RIM ELEV: 5309.01' INV IN: 5300.96' (W) 24" PVC INV OUT: 5300.65' (SE) 24" PVC

PROTECT OVERHEAD ELECTRICAL DURING CONSTRUCTION.

1 STAMP

EXISTING UTILITIES:

10.

11.

ACCESS TO FIRE HYDRANTS TO BE MAINTAINED AT ALL TIMES. IF FOR ANY REASON THIS IS NOT POSSIBLE, CONTRACTOR TO COORDINATE WITH THE OWNER.

12.

11+80

12+00

12+20

12+40

12+60

12+80

13+00

13+20

13+40

13+60

13+80

14+00

14+20

14+40

14+60

14+80

15+00

15+20

15+40

15+60

15+80

16+00

16+20

16+40

16+60

16+80

17+00

17+20

17+40

http://stb.engineering (303) 900-8782

25188 genesee trail rd suite 120 golden, co 80401

http://martinmartin.com

12499 west colfax ave lakewood, co 80215

(303) 431-6100

17+60

11+60

engineering

11+40

11-24-2025

SEE G SHEETS FOR SITE COORDINATION.

ATTACHMENT 'A'

GENERAL NOTES:

18" DUCTILE IRON HDSS OR 20" IPS DR9 HDPE CHR

1 M204

PARTIAL NEW CONSTRUCTION PLAN - CHILLED WATER SCALE: 1" = 20'-0" 5'

20'

40'

5315

5315 CURRENT EXISTING UTILITIES DEPTHS BASED ON SEPTEMBER 2025 POT HOLING.

5310

(E) ELECTRICAL

(E) FIBER (2) 1" LINES, HAND DIG WITHIN 24". 5305.3'

(E) ELECTRICAL (2) 1" LINES, 24" BELOW GRADE. 5303.7'

(E) FIBER

5304.7' (E) ELECTRICAL T.O.P.

PROVIDE AIR VENTS FOR CHILLED WATER PIPING AT ALL PIPING LOWERING / CROSSES TYPICAL. RE: 4/M-600.

(E) FIBER (2) 1" LINES, HAND DIG WITHIN 24". 5303.4'

(E) ELECTRICAL T.O.P.

5'-6" (3'-0" MIN)

5310

(E) ELECTRICAL

(E) ELECTRICAL DUCTBANK. 40" BELOW GRADE. 5300.05'

GRADE

(E) FIBER T.O.P.

5305

ST+B Project No.:

(E) ELECTRICAL DUCTBANK. 36" BELOW GRADE. 5300.2'

(E) ELECTRICAL

(E) ST 5303.7'

(E) IRR 5303.8'

(E) STORM

(E) FIBER, HAND DIG WITHIN 24". (2) 2" LINES. 28" BELOW GRADE. 5300.3'

(E) FIBER (2) 2" LINES, HAND DIG WITHIN 24". 21" BELOW GRADE. 5300.4'

(E) FIBER

5305

(E) FIBER T.O.P.

(E) GAS 53##.#'

(E) IRR T.O.P.

5300

CHS/R 18" DUCTILE IRON HDSS OR 20" IPS DR9 HDPE

06/06/25

2 CONSTRUCTION DOCs REVIEW

06/27/25

4 BID PRICING SET

08/06/25

5 bid pricing set - addendum 2

09/05/25

6 bid pricing set - addendum 4

09/09/25

11/04/25

9 city of boulder corrections rev. 11/24/25

CHS/R (E) ELECTRICAL (STREET LIGHTING)

(E) 8" GAS, 63" BELOW GRADE. 5301.2'

1 DESIGN DEVELOPMENT

8 for construction set *

(E) STORM, 36" BELOW GRADE ( PRIVATE STORM LINE ) 9 5300.3'

(E) GAS T.O.P.

(E) STORM T.O.P.

11+40

11+60

11+80

12+00

12+20

12+40

12+60

12+80

13+00

13+20

13+40

13+60

13+80

14+00

14+20

14+40

14+60

14+80

15+00

15+20

15+40

15+60

15+80

16+00

16+20

16+40

16+60

16+80

17+00

17+20

17+40

17+60

2 PROFILE - PARTIAL NEW CONSTRUCTION - CHILLED WATER SCALE: 1" = 5'-0" M204 SCALE: 1" = 20'-0" 40'

VERTICAL

10'

20'

0 HORIZONTAL 5'

811

partial site mechanical plans & profiles Sheet No.

M-204

Sheet Name

CALL 10-BUSINESS DAYS IN ADVANCE BEFORE YOU DIG, GRADE OR EXCAVATE FOR MARKING OF UNDERGROUND MEMBER UTILITIES. 11/24/2025 10:37 AM

DATE

5300

SUBMISSION

7 city of boulder tech doc review 10/22/25

(E) GAS T.O.P.

18" DUCTILE IRON HDSS OR 20" IPS DR9 HDPE

2815.02

3 city of boulder tech doc review 07/09/25

30x42

Z:\Box\STB Projects\2815.02 - CUB - North of Boulder Creek Utilities\600.Drawings\Package 4\M204_Plan Profile Ph2.dwg

(E) ELECTRICAL VAULT.

(E) FIRE PARKING ISLAND WITH POLE LIGHTS.

(E) PARKING LIGHT POLE, PROTECT DURING CONSTRUCTION.

(E) OVERHEAD POWER POLE, PROTECT DURING CONSTRUCTION.

Regent Administrative Ctr. Boulder, CO 80309

18" DUCTILE IRON HDSS OR 20" IPS DR9 HDPE CHS

University Colorado Boulder

(E) FIBER VAULT. PROTECT DURING CONSTRUCTION.

18" DUCTILE IRON HDSS OR 20" IPS DR9 HDPE CHR

18" DUCTILE IRON HDSS OR 20" IPS DR9 HDPE CHS

(E) FIRE HYDRANT. PROTECT DURING CONSTRUCTION.

UCB Project No: UCB001213 Project Title: Site - North of Boulder Creek - util expansion - package four

18" DUCTILE IRON HDSS OR 20" IPS DR9 HDPE CHS

1 STAMP

EXISTING UTILITIES:

10.

11.

ACCESS TO FIRE HYDRANTS TO BE MAINTAINED AT ALL TIMES. IF FOR ANY REASON THIS IS NOT POSSIBLE, CONTRACTOR TO COORDINATE WITH THE OWNER.

12.

17+80

18+00

18+20

18+40

18+60

18+80

19+00

19+20

19+40

19+60

19+80

http://stb.engineering (303) 900-8782

25188 genesee trail rd suite 120 golden, co 80401

http://martinmartin.com

12499 west colfax ave lakewood, co 80215

(303) 431-6100

20+00

17+60

engineering

17+40

11-24-2025

SEE G SHEETS FOR SITE COORDINATION.

ATTACHMENT 'A'

GENERAL NOTES:

18" DUCTILE IRON HDSS OR 20" IPS DR9 HDPE CHR

2&3 G204

SCALE: 1" = 20'-0" 5'

20'

40'

5315

5310

5310 CURRENT EXISTING UTILITIES DEPTHS BASED ON SEPTEMBER 2025 POT HOLING.

5305

PROVIDE AIR VENTS FOR CHILLED WATER PIPING AT ALL PIPING LOWERING / CROSSES. RE: 4/M-600.

(E) 16"ST ( PRIVATE STORM LINE ) 5295.0' 9

GRADE

5300

SUBMISSION

DATE

1 DESIGN DEVELOPMENT

06/06/25

2 CONSTRUCTION DOCs REVIEW

06/27/25

4 BID PRICING SET

08/06/25

5 bid pricing set - addendum 2

09/05/25

6 bid pricing set - addendum 4

09/09/25

7 city of boulder tech doc review 10/22/25

5300

(E) STORM T.O.P.

8 for construction set *

11/04/25

9 city of boulder corrections rev. 11/24/25

(E) IRR T.O.P.

5295 18" DUCTILE IRON HDSS OR

PROVIDE PIPING TRANSITIONS AS REQUIRED TO ENSURE 90 DEGREE ELBOW FROM DIP TO HDPE PIPING.

20" IPS DR9 HDPE CHS/R

5295

3'-0" MIN.

(E) IRR 5299.3'

2815.02

3 city of boulder tech doc review 07/09/25

(E) STORM, 36" BELOW GRADE. 5297.5' (E) STORM

17+60

17+80

18+00

18+20

18+40

18+60

18+80

19+00

19+20

19+40

19+60

19+80

20+00

2 PROFILE - PARTIAL NEW CONSTRUCTION - CHILLED WATER SCALE: 1" = 5'-0" M205 SCALE: 1" = 20'-0" HORIZONTAL

20'

40'

VERTICAL

10'

811

partial site mechanical plans & profiles Sheet No.

M-205

Sheet Name

CALL 10-BUSINESS DAYS IN ADVANCE BEFORE YOU DIG, GRADE OR EXCAVATE FOR MARKING OF UNDERGROUND MEMBER UTILITIES. 11/24/2025 10:37 AM

ST+B Project No.:

30x42

Z:\Box\STB Projects\2815.02 - CUB - North of Boulder Creek Utilities\600.Drawings\Package 4\M205_Plan Profile Ph2.dwg

PARTIAL NEW CONSTRUCTION PLAN - CHILLED WATER

1 M205

Regent Administrative Ctr. Boulder, CO 80309

PROVIDE CONCRETE ANCHOR BLOCKS ON HDPE WITH FUSED / FLEXIBLE RESTRAINT ANCHOR PLATES.

University Colorado Boulder

PROVIDE PIPING TRANSITIONS AS REQUIRED TO ENSURE 90 DEGREE ELBOW FROM DIP TO HDPE PIPING.

TRANSITION FROM DUCTILE IRON TO HDPE. SEE DETAIL 12/M600. ISP X DIPS RESTRAINED MECHANICAL JOINT ADAPTER WITH STEEL PIPE INTERNAL STIFFER. HDPE SECTION ANCHOR FLEX RESTRAINT WITH CONCRETE BLOCKING.

UCB Project No: UCB001213 Project Title: Site - North of Boulder Creek - util expansion - package four

18" DUCTILE IRON HDSS OR 20" IPS DR9 HDPE CHS

1 STAMP

EXISTING UTILITIES:

ATTACHMENT 'A'

11-24-2025

engineering http://stb.engineering (303) 900-8782

25188 genesee trail rd suite 120 golden, co 80401

http://martinmartin.com

12499 west colfax ave lakewood, co 80215

K J

(303) 431-6100

(E) SANITARY MANHOLE, RIM ELEV: 5363.49' INV IN: 5355.15' INV IN: 5355.24' INV OUT: 5355.09'

CONSTRUCTION FENCING. PROVIDE PIPING TRANSITIONS AS REQUIRED TO ENSURE 90 DEGREE ELBOW FROM DIP TO HDPE PIPING.

1 M206

PARTIAL SITE PLAN SCALE: 1" = 40'-0" 10'

40'

80'

3'-0" MIN. (DIRECT BURIED)

(E) 16" CW

(E) 8" GAS, 35" BELOW GRADE. 5360.5' EXIT ANGLE, 10° MIN, 14° MAX. 12°

(E) GAS

APPROX. TOTAL LENGTH OF DRY BORE: 1185' 4-1/2"

(E) SANITARY MANHOLE, RIM ELEV: 5363.49'

EXCAVATED PIT. (20'x14'x7' DEEP)

(E) 8" WATER, 55" BELOW GRADE. 5361.8'

EXIT RADIUS 1400 FT

14'-0"

DRILL RIG.

(E) WATER

(E) 12" SANITARY, 87" BELOW GRADE. 5357.1'

(E) 12" SANITARY, 76" BELOW GRADE. 5360.1'

ENTRY RADIUS 1400 - 1600 FT

431'-4 3/4"

BOULDER CREEK EXTENTS

24'-3 1/4"

60'-0" ENTRY ANGLE, 14°

SUBMISSION

DATE

1 DESIGN DEVELOPMENT

06/06/25

2 CONSTRUCTION DOCs REVIEW

06/27/25

4 BID PRICING SET

08/06/25

5 bid pricing set - addendum 2

09/05/25

6 bid pricing set - addendum 4

09/09/25

7 city of boulder tech doc review 10/22/25 8 for construction set *

11/04/25

9 city of boulder corrections rev. 11/24/25 342'-2"

293'-2 1/2"

60'-0"

CROSS SECTION SCALE: 1" = 40'-0"

10'

40'

80'

2 M206

partial site chilled water system plan & cross section

811

Sheet No.

M-206

Sheet Name

CALL 10-BUSINESS DAYS IN ADVANCE BEFORE YOU DIG, GRADE OR EXCAVATE FOR MARKING OF UNDERGROUND MEMBER UTILITIES. 11/24/2025 10:34 AM

2815.02

3 city of boulder tech doc review 07/09/25 5292.00' BO CREEK

(E) SANITARY

ST+B Project No.:

30x42

Z:\Box\STB Projects\2815.02 - CUB - North of Boulder Creek Utilities\600.Drawings\Package 4\M206_Plan Profile Ph3.dwg

LINE REPRESENTS 100 FT TO THE NORTH OF INTERSECTION.

CHR

CHS

EXCAVATED PIT. (20'x14'x7' DEEP)

Regent Administrative Ctr. Boulder, CO 80309

DRILL RIG.

University Colorado Boulder

CHR

UCB Project No: UCB001213 Project Title: Site - North of Boulder Creek - util expansion - package four

CHS

CHS CHR

1 STAMP

EXISTING UTILITIES:

SEE G SHEETS FOR SITE COORDINATION.

10.

11.

ACCESS TO FIRE HYDRANTS TO BE MAINTAINED AT ALL TIMES. IF FOR ANY REASON THIS IS NOT POSSIBLE, CONTRACTOR TO COORDINATE WITH THE OWNER.

12.

SANITARY SEWER RE-ALIGNMENT. RE: CIVIL PLANS FOR FURTHER INFORMATION.

PROVIDE CONCRETE ANCHOR BLOCKS ON HDPE WITH FUSED / FLEXIBLE RESTRAINT ANCHOR PLATES.

TRANSITION FROM DUCTILE IRON TO HDPE. RE: DETAIL 12/M600. ISP X DIPS RESTRAINED MECHANICAL JOINT ADAPTER WITH STEEL PIPE INTERNAL STIFFER. HDPE SECTION ANCHOR FLEX RESTRAINT WITH CONCRETE BLOCKING.

CONNECT TO (E) CHS/R. FIELD VERIFY IDENTIFICATION OF EXISTING CHILLED WATER SUPPLY AND RETURN PIPING.

engineering http://stb.engineering (303) 900-8782

25188 genesee trail rd suite 120 golden, co 80401

http://martinmartin.com

12499 west colfax ave lakewood, co 80215

(303) 431-6100

1+20

1+40

1+60

1+80

2+00

2+20

2+40

2+60

2+80

3+00

3+20

3+40

3+60

3+80

4+00

4+20

4+40

4+00

4+20

4+40

4+60

4+80

5+00

SANITARY SEWER RE-ALIGNMENT. RE: CIVIL PLANS FOR FURTHER INFORMATION.

8" CHS/R PIPING w/ CAPPED VALVES

5 M207

PARTIAL NEW CONSTRUCTION PLAN - CHILLED WATER

1 M207

SCALE: 1" = 20'-0" 5'

20'

3 M207

SCALE: 1" = 20'-0"

40'

20'

PARTIAL NEW CONSTRUCTION PLAN - CHILLED WATER SCALE: 1" = 20'-0"

40'

20'

40'

5375

5375 GRADE (COLORADO AVE)

(E) IRR T.O.P.

(E) WATER T.O.P.

5365

20" CHS/R (DUCTILE IRON)

(E) GAS T.O.P.

20" CHS/R 5365.6'

5360

16" MIN. SEPARATION BETWEEN CHS/R & (E) WATER CROSSING.

5365

5361.8'

5365

20" CHS/R (DUC

TILE IRON)

20" CHS/R 5364.4'

(N) CHS/R T.O.P.

5360

20" CHS/R 5364.4'

(E) ST 5352.88'

5360

5355

(E) ST T.O.P.

EXCAVATED PIT. (20'x14'x7' DEEP)

5355

06/06/25

2 CONSTRUCTION DOCs REVIEW

06/27/25

4 BID PRICING SET

08/06/25

5 bid pricing set - addendum 2

09/05/25

6 bid pricing set - addendum 4

09/09/25

11/04/25

5355

(E) ST 5351.1' (E) ST T.O.P.

4+20

4+40

4+60

4+80

1+00

5+00

6 PROFILE - PARTIAL NEW CONSTRUCTION - CHILLED WATER SCALE: 1" = 5'-0" M207 SCALE: 1" = 20'-0" HORIZONTAL

20'

40'

VERTICAL

1+20

1+40

1+60

1+80

2+00

2+20

2+40

2+60

2+80

3+00

3+20

3+40

3+60

3+80

4+00

4+20

4+40

2 PROFILE - PARTIAL NEW CONSTRUCTION - CHILLED WATER SCALE: 1" = 5'-0" M207 SCALE: 1" = 20'-0" 0

HORIZONTAL

10'

20'

40'

VERTICAL

4+00

4+20

4+40

4+60

4+80

5+00

4 PROFILE - PARTIAL NEW CONSTRUCTION - CHILLED WATER SCALE: 1" = 5'-0" M207 SCALE: 1" = 20'-0" 0

HORIZONTAL

10'

20'

40'

VERTICAL

10'

4+00

811

partial site mechanical plans & profiles Sheet No.

M-207

Sheet Name

CALL 10-BUSINESS DAYS IN ADVANCE BEFORE YOU DIG, GRADE OR EXCAVATE FOR MARKING OF UNDERGROUND MEMBER UTILITIES. 11/24/2025 10:38 AM

1 DESIGN DEVELOPMENT

9 city of boulder corrections rev. 11/24/25

18" MIN. SEPARATION BETWEEN CHS/R & (E) WATER CROSSING.

5355

DATE

8 for construction set *

(N) CHS/R T.O.P.

(E) SANITARY, 36" BELOW GRADE. 5361.0' (E) SANITARY T.O.P.

SUBMISSION

7 city of boulder tech doc review 10/22/25

(N) CHS/R T.O.P.

CURRENT EXISTING UTILITIES DEPTHS BASED ON SEPTEMBER 2025 POT HOLING.

LOWER WATER HYDRANT FEED BELOW (N) CHS/R. 18" MIN SEPARATION.

5355

5365

20" CHS/R (DUCTILE IRON)

(E) ST, ±9'-2" BELOW GRADE.

5355

2815.02

3 city of boulder tech doc review 07/09/25

(E) 8" WATER, 55" BELOW GRADE. 5362.6' (E) WATER T.O.P.

8" CHS/R PIPING w/ CAPPED VALVES. 5364.75'

(N) CHS/R T.O.P.

5370

GRADE (FOLSOM STREET)

(E) GAS 5363.5'

(E) WATER T.O.P.

20" CHS/R (DUCTILE IRON)

(E) CHS/R

5370

(E) ELECTRICAL T.O.P.

(E) 8" WATER, 54" BELOW GRADE. 5364.5'

5365

(E) W, ±10'-7" BELOW GRADE.

5370

18"

5365

(E) 2" ELECTRICAL, 33" BELOW GRADE. 5365.0'

ST+B Project No.:

(E) WATER, 44" BELOW GRADE. 5367.4'

PROVIDE AIR VENTS FOR CHILLED WATER PIPING AT ALL PIPING LOWERING / CROSSES. RE: 4/M-600.

GRADE (COLORADO AVE)

(E) IRR 5367.3'

1'-6"

6'-0"

(E) WATER, ±3'-7" BELOW GRADE.

5370

5375

3'-0" MIN

5370

3'-0" MIN

5370

6'-0" 6'-0" (3'-0" MIN)

GRADE

5375

18"

5375

3'-0" MIN

5375

30x42

Z:\Box\STB Projects\2815.02 - CUB - North of Boulder Creek Utilities\600.Drawings\Package 4\M207_Plan Profile Ph2.dwg

PARTIAL NEW CONSTRUCTION PLAN - CHILLED WATER

(E) SANITARY MANHOLE, RIM ELEV: 5368.90' INV IN: 12" (SE) 5362.72' INV OUT: 12" (N) 5362.66'

MAINTAIN 10' OR MORE SEPARATION BETWEEN (E) SANITARY & (N) CHS/R.

20" CHS (DUCTILE IRON) 20" CHR (DUCTILE IRON)

10' MIN. SEPARATION.

10' MIN.

LOWER 6" HYDRANT FEED BELOW CHILLED WATER.

10'-0"

Regent Administrative Ctr. Boulder, CO 80309

1'-6"

(E) SANITARY MANHOLE, RIM ELEV: 5367.71' INV IN: 15" (W) 5356.59' INV OUT: 15" (N) 5356.50'

UCB Project No: UCB001213 Project Title: Site - North of Boulder Creek - util expansion - package four

20" CHS (DUCTILE IRON) 20" CHR (DUCTILE IRON)

20" CHR (DUCTILE IRON)

University Colorado Boulder

20" CHS (DUCTILE IRON)

8'-9"

1+00

SANITARY SEWER RE-ALIGNMENT. RE: CIVIL PLANS FOR FURTHER INFORMATION.

CONNECT TO (E) CHS/R. FIELD VERIFY IDENTIFICATION OF EXISTING CHILLED WATER SUPPLY AND RETURN PIPING.

11-24-2025

(E) SANITARY MANHOLE, RIM ELEV: 5364.45' INV IN: 15" (S) 5355.56' INV OUT: 15" (NE) 5355.36'

(E) SANITARY MANHOLE, RIM ELEV: 5363.49' INV IN: 12" (S) 5355.14' INV IN: 15" (SW) 5355.24' INV OUT: 15" (N) 5355.09'

ATTACHMENT 'A'

GENERAL NOTES:

1 STAMP

engineering http://stb.engineering (303) 900-8782

25188 genesee trail rd suite 120 golden, co 80401

http://martinmartin.com

12499 west colfax ave lakewood, co 80215

(303) 431-6100

ATTACHMENT 'A'

G F E

Regent Administrative Ctr. Boulder, CO 80309

University Colorado Boulder

ST+B Project No.:

2815.02

SUBMISSION

DATE

1 DESIGN DEVELOPMENT

06/06/25

3 city of boulder tech doc review 07/09/25 4 BID PRICING SET

08/06/25

5 bid pricing set - addendum 2

09/05/25

6 bid pricing set - addendum 4

09/09/25

2 CONSTRUCTION DOCs REVIEW 06/27/25

7 city of boulder tech doc review 10/22/25 8 for construction set *

11/04/25

11/24/25

CITY OF BOULDER CORRECTIONS REV.

811

30x42 G:\Thornbrough\25.1408-UCB001213 NBC Site Utilities ST+B\PLANS\CDs\EXISTING CONDITIONS & DEMOLITION PLAN.dwg

UCB Project No: UCB001213 Project Title: Site - North of Boulder Creek - util expansion - package four

THIS PLAN SET SEALED ON THE FOR PERMITTING ONLY COVER SHEET.

11/24/2025

Sheet Name

11/24/2025 9:01 AM

EXISTING CONDITIONS & DEMOLITION PLAN

Sheet No.

C-110 1

1 STAMP

engineering http://stb.engineering (303) 900-8782

25188 genesee trail rd suite 120 golden, co 80401

http://martinmartin.com

12499 west colfax ave lakewood, co 80215

(303) 431-6100

ATTACHMENT 'A'

G F

Regent Administrative Ctr. Boulder, CO 80309

ST+B Project No.: NO

University Colorado Boulder

UCB Project No: UCB001213 Project Title: Site - North of Boulder Creek - util expansion - package four

THIS PLAN SET SEALED ON THE FOR PERMITTING ONLY COVER SHEET.

11/24/2025

2815.02

SUBMISSION

DATE

1 DESIGN DEVELOPMENT

06/06/25

4 BID PRICING SET

08/06/25

5 bid pricing set - addendum 2

09/05/25

6 bid pricing set - addendum 4

09/09/25

3 city of boulder tech doc review 07/09/25

8 for construction set *

11/04/25

11/24/25

CITY OF BOULDER CORRECTIONS REV.

7 city of boulder tech doc review 10/22/25

811

30x42 G:\Thornbrough\25.1408-UCB001213 NBC Site Utilities ST+B\PLANS\CDs\SITE PLAN.dwg

2 CONSTRUCTION DOCs REVIEW 06/27/25

Sheet Name

11/24/2025 9:01 AM

SITE PLAN

Sheet No.

C-200 1

2 STAMP

engineering http://stb.engineering (303) 900-8782

25188 genesee trail rd suite 120 golden, co 80401

http://martinmartin.com

12499 west colfax ave lakewood, co 80215

(303) 431-6100

ATTACHMENT 'A'

I G F

Regent Administrative Ctr. Boulder, CO 80309

2815.02

SUBMISSION

DATE

1 DESIGN DEVELOPMENT

06/06/25

3 city of boulder tech doc review 07/09/25 4 BID PRICING SET

08/06/25

5 bid pricing set - addendum 2

09/05/25

6 bid pricing set - addendum 4

09/09/25

2 CONSTRUCTION DOCs REVIEW 06/27/25

8 for construction set *

11/04/25

11/24/25

CITY OF BOULDER CORRECTIONS REV.

7 city of boulder tech doc review 10/22/25

811

30x42 G:\Thornbrough\25.1408-UCB001213 NBC Site Utilities ST+B\PLANS\CDs\EROSION CONTROL PLAN.dwg

ST+B Project No.: NO

University Colorado Boulder

UCB Project No: UCB001213 Project Title: Site - North of Boulder Creek - util expansion - package four

THIS PLAN SET SEALED ON THE FOR PERMITTING ONLY COVER SHEET.

11/24/2025

Sheet Name

11/24/2025 9:01 AM

EROSION CONTROL PLAN

Sheet No.

C-300 1

1 STAMP

engineering http://stb.engineering (303) 900-8782

25188 genesee trail rd suite 120 golden, co 80401

http://martinmartin.com

12499 west colfax ave lakewood, co 80215

(303) 431-6100

ATTACHMENT 'A'

H G

2815.02

SUBMISSION

DATE

1 DESIGN DEVELOPMENT

06/06/25

3 city of boulder tech doc review 07/09/25

4'Ø SSWR MH 2

4 BID PRICING SET

08/06/25

5 bid pricing set - addendum 2

09/05/25

6 bid pricing set - addendum 4

09/09/25

2 CONSTRUCTION DOCs REVIEW 06/27/25

8 for construction set *

11/04/25

11/24/25

CITY OF BOULDER CORRECTIONS REV.

7 city of boulder tech doc review 10/22/25

811

30x42 G:\Thornbrough\25.1408-UCB001213 NBC Site Utilities ST+B\PLANS\CDs\OVERALL UTILITY PLAN.dwg

ST+B Project No.: NO

Regent Administrative Ctr. Boulder, CO 80309

4'Ø SSWR MH 1

University Colorado Boulder

UCB Project No: UCB001213 Project Title: Site - North of Boulder Creek - util expansion - package four

THIS PLAN SET SEALED ON THE FOR PERMITTING ONLY COVER SHEET.

11/24/2025

Sheet Name

11/24/2025 9:01 AM

OVERALL UTILITY PLAN

Sheet No.

C-400 1

1 STAMP

engineering http://stb.engineering (303) 900-8782

25188 genesee trail rd suite 120 golden, co 80401

http://martinmartin.com

12499 west colfax ave lakewood, co 80215

(303) 431-6100

ATTACHMENT 'A'

4'Ø SSWR MH 1 STA: 10+80.06

THIS PLAN SET SEALED ON THE FOR PERMITTING ONLY COVER SHEET.

4'Ø SSWR MH 2 STA: 11+97.18

11/24/2025

H G F

Regent Administrative Ctr. Boulder, CO 80309

4'Ø SSWR MH

4'Ø SSWR MH 1

4'Ø SSWR MH 2

4'Ø SSWR MH

F E

ST+B Project No.:

2815.02

SUBMISSION

DATE

1 DESIGN DEVELOPMENT

06/06/25

3 city of boulder tech doc review 07/09/25 4 BID PRICING SET

08/06/25

5 bid pricing set - addendum 2

09/05/25

6 bid pricing set - addendum 4

09/09/25

2 CONSTRUCTION DOCs REVIEW 06/27/25

8 for construction set *

11/04/25

11/24/25

CITY OF BOULDER CORRECTIONS REV.

7 city of boulder tech doc review 10/22/25

811

30x42 G:\Thornbrough\25.1408-UCB001213 NBC Site Utilities ST+B\PLANS\CDs\SANITARY SEWER PLAN & PROFILE.dwg

University Colorado Boulder

UCB Project No: UCB001213 Project Title: Site - North of Boulder Creek - util expansion - package four

FOLSOM ST SANITARY REALIGNMENT

Sheet Name

11/24/2025 9:02 AM

SANITARY SEWER PLAN & PROFILE

Sheet No.

C-450 1