§ 66265.1056. Standards: Open-Ended Valves or Lines.

Latest version.

(a)(1) Each open-ended valve or line shall be equipped with a cap, blind flange, plug, or a second valve.
(2) The cap, blind flange, plug, or second valve shall seal the open end at all times except during operations requiring hazardous waste stream flow through the open-ended valve or line.
(b) Each open-ended valve or line equipped with a second valve shall be operated in a manner such that the valve on the hazardous waste stream end is closed before the second valve is closed.
(c) When a double block and bleed system is being used, the bleed valve or line may remain open during operations that require venting the line between the block valves but shall comply with subsection (a) of this section at all other times.

HISTORY

1. New section filed 12-23-92; operative 1-22-93 (Register 93, No. 2).

Note

Note: Authority cited: Sections 25150 and 25159, Health and Safety Code. Reference: Sections 25159 and 25159.5, Health and Safety Code; 40 CFR, Section 66265.1056.

                    
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