01-06M
PLUMBING DESIGN MANUAL
FOR NURSING HOME PROJECTS
DEPARTMENT OF VETERANS AFFAIRS
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.
This does not apply for interstitial areas.
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 at base of each soil and waste stack and 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.
1.6 Floor drains shall not be installed in toilet areas unless there are
showers.
1.7 Sub-soil drainage is a plumbing item and shall be indicated on
architectural and plumbing drawings.
1.8 For a new building, provide central medical gases (air, oxygen, and
vacuum) for 10 to 100 percent of the beds. See Article 11 for detailed
requirements.
1.9 For conversion of an existing building, provide all medical gases (air,
oxygen, and vacuum) available in the area of construction. See Article
11 for detailed requirements.
1.10 The medical center shall determine if water closets, lavatories, and
sinks shall be operated manually or by sensor controls. See Article 4
for additional plumbing fixture requirements.
1.11 Investigate if credit can be obtained from the public utility company
for water consumed, but not discharged into the sanitary sewerage
system. If so, and adequate pressure is available, provide meters for
these users.
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