TranSystems Corporation - LGM Construction

501070099 Federal Express Oakland Sort Expansion Issued for Bid 10/11
PART 3 - EXECUTION
3.1 INSTALLATION
A. Drainage lines shall be properly vented, graded, and trapped to conform to local and state
requirements.
B. Each fixture shall be vented and trapped. Each vent shall be extended through the roof. Where
one vertical vent line connects to another, an inverted "Y" fitting shall be used.
C. Floor drain elevation shall be set to a tolerance of +0", -1/8".
D. Horizontal soil and waste lines within the building shall be graded 1/4" per foot unless otherwise
noted on the Drawings. Horizontal soil and waste lines outside the building shall be graded in
accordance with the inverts shown on the Drawings.
D. Changes in direction shall be made with "Y" fittings, combination "Y" and eighth bends or one
eighth bends. Offsets in soil and waste pipes shall not be permitted when they can be avoided.
Offsets shall be made with 45 degree bends or similar fittings.
E. Cleanouts shall be provided in Soil and Waste piping where shown on the Drawings at the ends of
all mains, at intersection of branches with mains, at the base of vertical stacks, at intermediate
points of long runs so as not to exceed 40 feet between cleanouts, and at other points required by
applicable codes so that all piping is accessible throughout.
F. Rough-in and make final connections to all equipment as noted in the Drawings. Verify all
locations for roughing-in with the equipment supplier prior to beginning work.
G. Products shall be protected after installation until construction is completed and accepted by the
Owner. When ready for use, the Contractor shall remove all protection and place the equipment in
operation.
H. The Contractor shall be responsible for products until acceptance by the Owner.
I. All products shall be installed square, in line and level to give a workmanlike and uniform
appearance.
J. The Plumbing Contractor shall be present during all concrete pours where floor drains, cleanouts,
and other items requiring elevation alignment occurs. The Plumbing Contractor shall adjust the
finish elevation of these items at this time.
K. Exposed vertical piping shall be installed perfectly plumb.
L. Refer to Section 15050, BASIC MATERIALS AND METHODS.
3.2 TESTING
A. Piping shall be tested in accordance with Specification Section 15425, PIPING TESTS.
SOIL AND WASTE SYSTEM 15405-4