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Attachment 2: North Rim CDs Volume 05 Part11

Updated

A PDF document (18.9 MB) attached to GRCA 318719 North Rim & Springs Rehabilitation Pro, from the Departmental Offices. Due Jan 8, 2027, 12:00 PM (UTC-7).

File name: B08_Attach_02_North_Rim_Final_CDs_Volume_05_20261012_Part11.pdf

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PRIME:

HDR ENGINEERING, INC.

DENVER, CO 80202

GOUGH/GLOVER

J. GLOVER

NORTH RIM - GRAND CANYON NATIONAL PARK

PRIME:

HDR ENGINEERING, INC.

DENVER, CO 80202

GOUGH/GLOVER

J. GLOVER

NORTH RIM - GRAND CANYON NATIONAL PARK

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HDR ENGINEERING, INC.

DENVER, CO 80202

GOUGH/GLOVER

J. GLOVER

NORTH RIM - GRAND CANYON NATIONAL PARK

PRIME:

HDR ENGINEERING, INC.

DENVER, CO 80202

GOUGH/GLOVER

J. GLOVER

NORTH RIM - GRAND CANYON NATIONAL PARK

4" BALL VALVE (TYP)

MOUSEHOLE FOR PIPE (TYP)

SCH 80 4" TEE (TYP)

2' - 0"

BLIND FLANGE (TYP)

6"

6"

MIN

MIN

GENERAL NOTES:

2'-0"

12" MIN

4" SCH 80 STL

12" MIN

A.

FLANGED CONNECTIONS SHOWN ON DRAWINGS ARE TO

BE ANSI CLASS 900.

B.

DO NOT TORQUE BOLTS ON 900# FLANGES MORE THAN

TWO TIMES BEFORE REPLACING HARDWARE.

(W5) TO RSPH

12" MIN

3' - 0"
MIN

1'-6"

2" SCH 80 STL

12" MIN

1' - 6"

2'-0"

4"x2" RED

18" MIN

(W5) FROM

NORTH RIM

MECHANICAL COUPLING (TYP)

4'-0"

(RW5) TO

NORTH RIM

(RW5) FROM RSPH

A

4" SCH 80 STL

051C505

4" SCH 80 STL

48"x72"x48" POLYMER

CONCRETE VAULT

48"x72"x48" POLYMER

CONCRETE VAULT

ISOLATION VALVE VAULT PLAN

SCALE

A

48"x72" TORSION ASSIST COVER WITH LOCKING LID (TYP)

3' - 0"
MIN

EXIST GRADE

4" SCH 80 STL TEE (TYP)

4" BALL VALVE (TYP)

MECHANICAL COUPLING (TYP)

MOUSEHOLE FOR PIPE (TYP)

4" SCH 80 STL

6"

6"

MIN

MIN

TO

NORTH RIM

6"
6"
MIN

6"
MIN

6"
MIN

6"

6"

FROM RSPH

48"x72"x48" POLYMER

CONCRETE VAULT

VAULT BOTTOM

4868.00

48"x72"x48" POLYMER

CONCRETE VAULT

PIPE SUPPORT, (TYP)

A
051C505

SECTION

SCALE

A

SCALE A

3/4" = 1'-0"

SCALE OF FEET

A/E FIRM

4/27/2026 5:38:54 PM

Autodesk Docs://10350545_NPS_GRCA_N_Rim_Utility_2026/10350545_051_V-VAULT_U.rvt

4" SCH 80 STL

DESIGNED:

PRIME:

S. RACE

HDR ENGINEERING, INC.
PM:

MATTHEW

GOUGH

DENVER,
CO 80202

C. CONFER

DENVER, CO

TECH. REVIEW:

GOUGH/GLOVER

J.

GLOVER

DATE:

AUG 2025

SUB SHEET NO.

C505

TITLE OF SHEET

DRAWING NO.

SITEWORK

182752

ISOLATION VALVE VAULT

PMIS/PKG NO.

318719

SHEET

NORTH RIM - GRAND CANYON NATIONAL PARK

OF

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