5.
ELECTRICAL REQUIREMENTS. Electrical systems shall be provided in
accordance with NAVFAC DM-4.1, DM-4.2, DM-4.3, DM-4.4, DM-4.6, and DM-4.7, and
as follows:
a.
Equipment. Electrical equipment shall be provided as shown in
equipment schedules in NAVFAC P-272, Part One.
b.
Power. Power to equipment shall be provided at phase, voltage, and
capacity as indicated in the equipment schedules in NAVFAC P-272, Part One.
Consideration shall be given to distributing power to equipment in the shops
through underfloor duct systems arranged to provide maximum flexibility in
equipment arrangement, where economically feasible. All areas shall be pro-
vided with adequate single-phase, 120-volt, 60-Hertz, 20-ampere convenience
outlets.
c.
Lighting.
(1)
Interior lighting shall normally be fluorescent.
(2)
Exterior lighting shall be energy efficient type such as high
pressure sodium vapor where practical.
(3)
Design for lighting intensities shall be in accordance with
DOD 4270.1-M, Chapter 7.
d.
Hazardous Locations.
(1)
The paint shop electrical systems shall be in accordance with
requirements in NFPA 33.
(2)
The flammable storage area of the shop stores and tool room
shall be treated as directed in Articles 500 and 501 of NFPA 70.
e.
Communications. Service entrance telephone cabinets, conduit runs,
and outlet boxes shall be provided for telephones. One telephone outlet shall
be provided in each office of 100 square feet or less. In larger offices,
allow 130 square feet per telephone outlet. Telephone closets may be used in
the larger public work maintenance shops. A public address system shall be
provided for paging to all shops and administrative areas.
6.
WEIGHT--HANDLING EQUIPMENT. The monorail hoist shall have an electrically
operated trolley and hoist with pushbutton pendent controls and shall be in
accordance with criteria in NAVFAC DM-38.1. The monorail shall be located as
shown in NAVFAC P-272, Part One. Forklift trucks and/or jib cranes shall be
used to move materials or equipment in areas not served by the monorail hoist.
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