Section 246-359-740. Drain connector to factory assembled structures (FAS).

(1) A FAS containing plumbing fixtures must be connected to the drain inlet by a drain connector:

(a) Approved by the department of health;

(b) Consisting of pipe not less than Schedule 40 with appropriate fittings and connectors; and

(c) Not less in size than the FAS outlet.

(2) The fitting connected to the drain inlet must be a directional fitting to discharge the flow into the drain inlet.

(3) A drain connector must be:

(a) Installed and maintained with a grade not less than one-fourth inch per foot;

(b) Gas-tight and no longer than necessary to make the direct connection between the mobile home outlet and drain inlet at the site.

(4) Each drain inlet must be maintained gas-tight when not in use.

[Statutory Authority: Chapter 70.114A RCW and RCW 43.70.334 through 43.70.340. WSR 15-13-091, § 246-359-740, filed 6/15/15, effective 1/1/16. Statutory Authority: RCW 70.114A.081. WSR 99-03-065, § 246-359-740, filed 1/18/99, effective 2/18/99.]

Chapter 70.114A RCW and RCW 43.70.334 through 43.70.340. WSR 15-13-091, § 246-359-740, filed 6/15/15, effective 1/1/16. Statutory Authority: RCW 70.114A.081. WSR 99-03-065, § 246-359-740, filed 1/18/99, effective 2/18/99.