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 Wall-mounted drinking fountains or coolers should be recessed as far as
possible.
In wet areas, place fixtures on elevated bases to avoid rust.
Where fixtures may flood or discharge water, avoid locating them overhead.
If a custodial sink is not provided, install a wall-mounted bibb-type faucet
in community latrines.
For urinals, use the wall-mounted, flooded open-throat type.
For urinals and toilets, use flush valves, mounted 36 to 42 inches above the
floor.
In toilet-seat selection, try to avoid a seat cover; use an open-front
elongated seat; provide a self-raising seat; use solid plastic; avoid black
bumpers.
AA.
Water/Wastewater Plants:
Consider providing permanent monorails, trolleys, and hoists or simply
rigging eyes for heavy equipment and objects.
Provide enclosed work stations with a noise-shielded, climate-controlled
retreat for work areas with incessant noise, vibration, heat, humidity, and
odor.
Alarms should be near the controls that an operator uses to correct the
problem.
Provide adequate laboratory, chemical storage and breakroom.
Provide sufficient valving and piping to maximize flexibility and
maintenance.
BB.
Domestic Water Systems:
Ensure all equipment (HVAC systems, fire sprinklers, etc.) connected to
potable water supplies cannot cause a cross-connection/backflow hazard.
Provide properly selected backflow preventers where required as specified for
the degree of hazard.
Follow AFM 85-21 policy, design, guidance and
installation requirements.
Irrigation/sprinkler systems served by potable water systems must include a
suitable backflow preventer to protect the potable water supply.
Any building/facility equipped with a siamese water connection must have a
Reduced Pressure Principle Backflow Preventer to protect the potable water
supply.
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