TM 5-810-15
Wherever possible, auxiliary equipment will be
will be sloped to floor drains.
arranged for maintenance handling by monorails,
(11) All areas subject to lube oil or chemical
wheeled trucks, or portable A-frames if disassembly
spills will be provided with curbs and drains.
of heavy pieces is required for maintenance.
(12) If plant is of semioutdoor or outdoor
(2) Safety guards will be provided on
construction in a climate subject to freezing
moving or rotating parts of all equipment.
weather, weather protection will be provided for
(3) All valves, specialties, and devices
critical operating and maintenance areas such as the
needing manipulation by operators will be
firing aisle, boiler steam drum ends and soot blower
accessible without ladders, and preferably without
locations.
using chain-wheels.
(13) Adequate illumination will be provided
(4) Valve centers will be mounted approxi-
throughout the plant. Illumination will comply with
mately 7 feet above floors and platforms so that
requirements of the Illuminating Engineers Society
rising stems and bottom rims of handwheels will
(TES) Lighting Handbook.
not be a hazard. Provide access platforms for
(14) Comfort air conditioning will be
operations and maintenance of all valves and
provided throughout control rooms, laboratories,
equipment over 7 feet above the floor.
offices and similar spaces where operating and
(5) Stairs with conventional riser-tread
maintenance personnel spend considerable time.
proportions will be used. Vertical ladders should be
(15) Mechanical supply and exhaust ventila-
installed only as a last resort.
tion will be provided for all of the steam plant
(6) All floors, gratings and checkered plates
equipment areas to alleviate operator fatigue and
will have nonslip surfaces.
prevent accumulation of fumes and dust.
(7) No platform or walkway will be less than
(16) Noise level will be reduced to at least the
30-inches wide.
recommended maximum levels of OSHA. Use of
(8) Toe plates, fitted closely to the edge of
fan silencers, compressor silencers, mufflers on
all floor openings, platforms and stairways, will be
internal combustion engines, and acoustical mate-
provided in all cases. Handrails will be provided on
rial is required as discussed in TM 5-805-4 and TM
platforms and floor openings.
5-805-9.
(9) Not less than two exits will be provided
(17) Color schemes will be psychologically
from catwalks, platforms longer than 10 to 15 feet
restful except where danger must be highlighted
in length, boiler aisles, floor levels and the steam
with special bright primary colors.
plant. Emergency lighting will be provided for all
(18) Each equipment item will be clearly la-
modes of egress.
beled in block letters identifying it both by equip-
(10) All floors subject to washdown or leaks
ment item number and name.
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