NR 440.62(3)(j)12.a.a. Identification of all parts of the closed vent system that are designated as unsafe to inspect, an explanation of why the equipment is unsafe to inspect and the plan for inspecting the equipment.
NR 440.62(3)(j)12.b.b. Identification of all parts of the closed vent system that are designated as difficult to inspect, an explanation of why the equipment is difficult to inspect and the plan for inspecting the equipment.
NR 440.62(3)(j)12.c.c. For each inspection during which a leak is detected, a record of the information specified in sub. (7) (c).
NR 440.62(3)(j)12.d.d. For each inspection conducted in accordance with sub. (6) (b) during which no leaks are detected, a record that the inspection was performed, the date of the inspection and a statement that no leaks were detected.
NR 440.62(3)(j)12.e.e. For each inspection conducted in accordance with subd. 6. a. 2) during which no leaks are detected, a record that the inspection was performed, the date of the inspection and a statement that no leaks were detected.
NR 440.62(3)(j)13.13. Closed vent systems and control devices used to comply with provisions of this section shall be operated at all times when emissions may be vented to them.
NR 440.62(4)(4)Alternative standards for valves.
NR 440.62(4)(a)(a) Allowable percentage of valves leaking.
NR 440.62(4)(a)1.1. An owner or operator may elect to comply with an allowable percentage of valves leaking of equal to or less than 2.0%.
NR 440.62(4)(a)2.2. The following requirements shall be met if an owner or operator wishes to comply with an allowable percentage of valves leaking:
NR 440.62(4)(a)2.a.a. An owner or operator shall notify the department that the owner or operator has elected to comply with the allowable percentage of valves leaking before implementing this alternative standard, as specified in sub. (8) (d).
NR 440.62(4)(a)2.b.b. A performance test as specified in subd. 3. shall be conducted initially upon designation, annually, and at other times requested by the department.
NR 440.62(4)(a)2.c.c. If a valve leak is detected it shall be repaired in accordance with sub. (3) (g) 4. and 5.
NR 440.62(4)(a)3.3. Performance tests shall be conducted in the following manner:
NR 440.62(4)(a)3.a.a. All valves in gas/vapor and light liquid service within the affected facility shall be monitored within 1 week by the methods specified in sub. (6) (b).
NR 440.62(4)(a)3.b.b. If an instrument reading of 10,000 ppm or greater is measured a leak is detected.
NR 440.62(4)(a)3.c.c. The leak percentage shall be determined by dividing the number of valves for which leaks are detected by the number of valves in gas/vapor and light liquid service within the affected facility.
NR 440.62(4)(a)4.4. Owners and operators who elect to comply with this alternative standard may not have an affected facility with a leak percentage greater than 2.0%.
NR 440.62(4)(b)(b) Skip period leak detection and repair.
NR 440.62(4)(b)1.1.
NR 440.62(4)(b)1.a.a. An owner or operator may elect to comply with one of the alternative work practices specified in subd. 2. b. and c.
NR 440.62(4)(b)1.b.b. An owner or operator shall notify the department before implementing one of the alternative work practices, as specified in sub. (8) (d).
NR 440.62(4)(b)2.2.
NR 440.62(4)(b)2.a.a. An owner or operator shall comply initially with the requirements for valves in gas/vapor service and valves in light liquid service, as described in sub. (3) (g).
NR 440.62(4)(b)2.b.b. After 2 consecutive quarterly leak detection periods with the percent of valves leaking equal to or less than 2.0 an owner or operator may begin to skip 1 of the quarterly leak detection periods for the valves in gas/vapor and light liquid service.
NR 440.62(4)(b)2.c.c. After 5 consecutive quarterly leak detection periods with the percent of valves leaking equal to or less than 2.0 an owner or operator may begin to skip 3 of the quarterly leak detection periods for the valves in gas/vapor and light liquid service.
NR 440.62(4)(b)2.d.d. If the percent of valves leaking is greater than 2.0 the owner or operator shall comply with the requirements as described in sub. (3) (g) but can again elect to use this subsection.
NR 440.62(4)(b)2.e.e. The percent of valves leaking shall be determined by dividing the sum of valves found leaking during current monitoring and valves for which repair has been delayed by the total number of valves subject to the requirements of this paragraph.
NR 440.62(4)(b)2.f.f. An owner or operator shall keep a record of the percent of valves found leaking during each leak detection period.