10. E-101 E-HOUSE PLAN.pdf

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Attached to
Repair and Construct Primary Electric Distribution
Solicitation number
FA4877
Issued by

About this file

This document provides details on a federal contract opportunity to design and construct a new switch house facility at Davis-Monthan Air Force Base in Tucson, Arizona. The Department of the Air Force is soliciting proposals for a firm fixed-price contract to complete the project within 635 calendar days. Key requirements include designing and building the switch house, installing and testing related systems and infrastructure like switches and underground conduits, and coordinating final connections and testing with the base and utility provider. Proposals are due by the closing date specified in the solicitation, which is expected to be issued on or around March 8, 2024. The project value is estimated between $2.5 million to $5 million. The NAICS code is 238210 and the procurement is open only to certified 8(a) small businesses.

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Text version

LOWER POWER CABLE

GLAND PLATES

PERSONNEL

DOOR

(DOOR B) EQUIPMENT DOOR

(DOOR A)

HV

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BATTERY

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SCALE:1 1/2" = 1'-0"

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#KEYED NOTES

1. CONNECT EXTERIOR LIGHT FIXTURE WITH INTEGRAL PHOTOCELL

TYPE TO UNSWITCHED HOT CIRCUIT.

2. PROVIDE BATTERY HANDLING SAFETY SUPPLIES AND EMERGENCY

SPILL KIT.

3. ALL 2 AND 3-PHASE LOW VOLTAGE EQUIPMENT SHALL BE LISTED

FOR 208V OPERATION. CONTRACTOR SHALL NOT SUPPLY OR

INSTALL ANY EQUIPMENT LISTED FOR 240V OPERATION.

4. PROVIDE AND INSTALL EYE WASH STATION WITH 6 GALLON

OVERHEAD H2O TANK. STATION SHALL PROVIDE MINIMUM 0.4

GALLONS OF WATER TO BOTH EYES FOR 15 MINUTES.

5. BATTERY EXHAUST SHALL BE DUCTED TO EXHAUST ALUMINUM

WALL CAP, BASIS OF DESIGN: DAYTON 45PE74. PROVIDE BATTERY

ENCLOSURE WITH BATTERY RACKS FOR 60 CELLS, COMPLETE

WITH DRIP CONTAINMENT, VENTED CABINET WITH 120 VOLT

EXHAUST FAN EF-1 EXHAUSTING 40 CFM.

6. E-HOUSE SHALL BE PROVIDED WITH HANDRAILS AND GUARDRAILS

FOR ELEVATED PLATFORMS AND STAIRS. REFERENCE

STRUCTURAL DRAWING SS301 FOR DETAILS.

7. PROVIIDE AND INSTALL A VISIBLE ALARM INSIDE AND OUTSIDE

THE PERSONNEL DOOR. ALARM SHALL BE TRIGGERED BY THE

HYDROGEN MONITOR

8. PROVIDE AND INSTALL A 4'-0" BOLLARD - SEE DETAIL 3/E502.

9. PROVIDE AND INSTALL SCHWEITZER ENGINEERING LABORATORIES

"SEL-2740S SOFTWARE DEFINED NETWORK SWITCH". CONNECT

ALL E-HOUSE SWITCHGEAR SEL-751 RELAYS INTO THIS NETWORK

SWITCH USING FIBER OPTIC CABLES. CONNECT THE SEL-2740S TO

THE EXISTING SEL PROTECTIVE RELAY SYSTEM IN THE CONTROL

HOUSE WITH A FIBER OPTIC CABLE OVER GOOSE PROTOCOL. THE

2 NEW (51-M2, 51,M3) AND 1 EXISTING (51M) SEL-751 RELAYS IN THE

EXISTING DMAFB SWITCHGEAR WILL SEND TRIP AND LOCKOUT

COMMANDS TO THE E-HOUSE FEEDER BREAKERS IN THE EVENT

OF A FAULT OR ARC FLASH. COORDINATE EXACT SYSTEM

REQUIREMENTS WITH SEL.

POWER CONDITIONS

NORMAL

EMERGENCY

AVG. LEVELS: (FOOT CANDLES) MAX LEVELS: (FOOT CANDLES) MIN LEVELS: (FOOT CANDLES)

52.4 73.9 20

15.8 25.2 7.7

DC SYSTEM NOTES:

1. DC SYSTEM SHALL COMPLY WITH OSHA 1926.441, UFC 3-520-01,

AND UFC 3-520-05.

2. PROVIDE AND INSTALL VALVE REGULATED LEAD ACID (VRLA)

BATTERIES FOR THE E-HOUSE DC SYSTEM. SEE AFPAM 32-1189

FOR VRLA MAINTENANCE AND HANDLING.

3. BATTERIES SHALL PROVIDE 100 AMPS AT 125VDC FOR A MINIMUM

OF 8 HOURS TO THE ENTIRE DC SYSTEM: 60 CELLS, 2V, 800AH.

4. BATTERIES SHALL BE NON-VENTED TYPE.

I S

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MAG. VAR. 9° 32'E

15 SEP 2022

N

IES RECOMMENDED:

(AVG. FOOT CANDLES)

CONTRACTOR'S SCOPE OF WORK THIS SHEET:

1. CONTRACTOR TO PROVIDE AND INSTALL THE NEW ELEVATED

SUBSTATION E-HOUSE AS SHOWN WITH ELECTRICAL ARC CHUTES AND

COMPLETE WITH ALL FEATURES, EQUIPMENT, CABLES, AND

CONNECTIONS REQUIRED TO PROVIDE A WORKING SYSTEM AS

INTENDED AND DESCRIBED IN THE PROJECT DOCUMENTATION. REFER

TO THE PROJECT ELECTRICAL DRAWINGS, STRUCTURAL DRAWINGS,

COMMISSIONING PLAN, P&C REPORT, AND SPECIFICATIONS FOR A

COMPREHENSIVE LISTING OF LABOR AND MATERIALS TO BE PROVIDED

BY THE GENERAL CONTRACTOR.

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AutoCAD SHX Text S

AutoCAD SHX Text 1/2"=1'-0"

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E-101

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