Attachment 2: North Rim CDs Volume 05 Part15

4"-W1

TO FW

STORAGE TANK

1"-HYPO-DL

1"-W1

FIT-53371

TK-53311

1"-W1

1/2"-HYPO-DL

V-53331
FV-53331

WATER SOFTENER

(FUTURE)

INSTRUMENTATION

PANEL

PMP-53321

1/2"-HYPO-DL

FI-53271
PMP-53421

1/2"-PD1

STOCK SOLUTION

CARBOYS

4"-W1
1"-W1

2"-W1

PMP-53322

SCALE A

PMP-53221

DESIGNED:

PRIME:

ISOMETRIC VIEW-CHEMICAL AREA

SCALE

A

3/4" = 1'-0"

SCALE OF FEET

A/E FIRM

4/27/2026 5:23:09 PM

Autodesk Docs://10414450_NPS_GRCA_N_Rim_Utility_2026/10350545_052_RSPH_D.rvt

15 GALLON

SECONDARY

CONTAINMENT

D. ZINCHENKO

HDR ENGINEERING, INC.
PM:

MATTHEW

GOUGH

DENVER,
CO 80202

C. CONFER

DENVER, CO

TECH. REVIEW:

R.

MCCANN

GOUGH/GLOVER

DATE:

MAY 2026

SUB SHEET NO.

D904

TITLE OF SHEET

DRAWING NO.

RSPH

182752

CHEMICAL AREA ISOMETRIC

PMIS/PKG NO.

318719

SHEET

NORTH RIM - GRAND CANYON NATIONAL PARK

OF

GENERAL NOTES

A.

SEE SHEET 005D505 FOR PIPE PENETRATION

DETAILS.

3"-W1

4"-W1

LT-53251

4"-W1-OVF

ISOMETRIC VIEW-FINISHED WATER

STORAGE TANK

SCALE

A

SCALE A

1/2" = 1'-0"

SCALE OF FEET

A/E FIRM

4/27/2026 5:23:13 PM

Autodesk Docs://10414450_NPS_GRCA_N_Rim_Utility_2026/10350545_052_RSPH_D.rvt

TK-53211

DESIGNED:

PRIME:

D. ZINCHENKO

HDR ENGINEERING, INC.
PM:

MATTHEW

GOUGH

DENVER,
CO 80202

C. CONFER

DENVER, CO

TECH. REVIEW:

R.

MCCANN

GOUGH/GLOVER

DATE:

MAY 2026

SUB SHEET NO.

D905

TITLE OF SHEET

DRAWING NO.

RSPH

182752

FINISHED WATER STORAGE

TANK ISOMETRIC

PMIS/PKG NO.

318719

SHEET

NORTH RIM - GRAND CANYON NATIONAL PARK

OF

20X12 INTAKE LOUVER L-51745,

IN EXIST WALL OPENING, WITH

MOTORIZED DAMPER.

BOTTOM OF LOUVER AT APPROX

7'-8" AFF, INFILL REMAINING

WALL OPENING, FINISH TO

MATCH NEW CONDITION

TCP-51742

TCP-51741

4" CONCRETE

EQUIPMENT PAD

CU-51741

A
052M301

C
EUH-51744

REFRIGERANT SUCTION

AND LIQUID LINES, SIZE

PIPE AND INSULATE PER

MANUFACTURER

REQUIREMENTS

M
MD-51745

BOTTOM OF UNIT

HEATER AT APPROX

7'-6" AFF

B

PROVIDE BACKDRAFT

DAMPER, TERMINATE

WITH ALUMINUM

MESH BIRD SCREEN,

1/2"X1/2" GRID

OPENINGS

OPERATIONS

ROOM

400 CFM

EF-51743
14x14 EA

INSTALL IN EXIST

WALL OPENING, BOD

AT APPROX 10'-0"

C
052M301

T
EF-51743

1'-6"

AIR FILTER RACK WITH

PLEATED AIR FILTER

4" CONCRETE

EQUIPMENT PAD

VERTICAL UPFLOW

24X24 INTAKE LOUVER,
L-51741, IN CLERESTORY,

WITH MOTORIZED DAMPER

M
MD-51742

MD-51741

52x18 SA

X

1. REFER TO PROCESS DISCIPLINE 000 SERIES SHEETS

FOR PIPE PENETRATION DETAILS.

FANS AND LOUVERS IN CLERESTORY,

INSTALL IN EXIST WALL OPENINGS, BOTTOM

OF LOUVERS AT APPROX 15'-4" AFF

24X24 EXHAUST

LOUVER, L-51744,
1250 CFM

BACKDRAFT

DAMPER, TYP 2

28x16 SA

24X24 INTAKE LOUVER

L-51742, IN CLERESTORY,

WITH MOTORIZED DAMPER

T

KEYNOTES:

T

AHU-51741

M

OA TEMP SWITCH