PLUMBING DESIGN MANUAL
FOR LAUNDRY PROJECTS
DEPARTMENT OF VETERANS AFFAIRS
January 2006
1.
CRITERIA UNIQUE TO VA:
1.1
Plumbing design and plumbing seismic design shall only be
indicated on "PL-Series" drawings (see VA Design and Construction
Procedures, "Drawings").
1.2
Piping shall be shown on the same plan as the fixtures being
served.
1.3
Pipe size shall be indicated on both floor plan and riser diagram.
1.4
Most VA plumbing fixture units are less than that indicated in
standard plumbing codes (see Article, PLUMBING FIXTURE SCHEDULES).
1.5
The following shall be indicated on the plumbing drawings:
A.
Drainage area in square meters (footage) for each roof drain
and totals for building at outside building wall.
B.
Fixture unit count for each sanitary sewer at outside building
wall.
C.
Invert elevations for all sewers at outside building wall.
D.
Centerline elevation for all pressure systems at outside
building wall.
E.
Floor elevation at each level.
1.7
Floor drains shall not be installed in toilet areas unless there
are showers.
1.8
Sub-soil drainage is not a plumbing item and shall be indicated on
architectural drawings.
1.9
Laundry equipment, including heaters and water treatment, are not
in the contract and are furnished by the medical center.
Utilities to serve the laundry equipment and the remainder of the
building are in the contract. Plumbing fixtures and storm
drainage are also in the contract. Coordinate with the medical
center.
2.
GENERAL:
2.1
Design the plumbing system to comply with this criteria, and the
current edition of VA Design and Construction Procedures, VA
Program Guides, and VA Master Specifications. Design shall also
meet the provisions of the current edition of the National
Standard Plumbing Code as published by the National Association of
Plumbing-Heating-Cooling Contractors, and the National Fire Codes
as published by the National Fire Protection Association (NFPA),
unless VA criteria indicates otherwise. If state or local codes
are more stringent than above requirements, discuss with VA
Contracting Officer.
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