SPECIFICATIONS

Fort Nelson NRRM PLUMBING SECTION 15400
Airport Terminal Building Page: 2
Washroom Renovations
8. Provide floor drains with lead flashings, clamping device and chrome plated strainers with
diameter twice as great as drainage connections.
9. Provide roof drains with flashing and strainers of size indicated. Roof drain installations shall
be made in accordance with recommendations of Canadian Roofing Contractors Association.
10. Lines and Grades:
Lay piping true to line and grade; fit ends together, match so that sewer or drain will have
smooth and uniform invert throughout its length.
11. Minimum Cover:
Maintain 762m [30"] minimum cover above piping or bury below frost line in accordance with
local practice, whichever is greater. Where piping is indicated as connecting to or crossing over
piping, determine elevations of such lines before proceeding with new piping installation. In
shop drawing show necessary re-routing to avoid interferences, submit for approval before
proceeding with this work.
12. When trench has been excavated to required depth, test bottom to determine its suitability for
pipe support. If rock is encountered excavate to depth of 150mm [6"] below pipe bottom and
fill this space and other irregularities with tamped sand before pipe is laid.
15430 DRAINAGE SPECIALTIES
1. Cleanouts:
Cleanouts shall be installed in easily accessible locations near the foot of each soil stack, waste
stack or rain water leader, and at each change in direction of building drain greater than 45°.
The distance between cleanouts in horizontal lines shall not exceed 15.2m [50']. Cleanouts shall
be of the same nominal size as the piping in which they are installed up to 100mm [4"] and not
less than 100mm [4"] in size for larger piping. When installed at finished floor level cleanouts
shall have countersunk heads in unfinished areas and access boxes and covers on finished floor
areas. All cleanouts are to be installed so cleanout hub faces directly into access door.
15440 PLUMBING FIXTURES & TRIM
1. General
Provide as indicated on Drawings as specified herein Plumbing Fixtures and Trim. Fixtures
shall be as listed below under their appropriate symbol and similarly identified on the drawings.
The following notes apply:
(a)
(b)
(c)
All catalogue numbers are "American Standard" unless otherwise indicated.
All fixtures (except stainless steel) are to be white.
Refer to Architectural Drawings for exact location of fixtures.
February 2012 JM BEAN & CO. LTD 1130.10