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Electronic Code of Federal Regulations

e-CFR data is current as of May 21, 2020

Title 40Chapter ISubchapter CPart 65Subpart F → §65.118


Title 40: Protection of Environment
PART 65—CONSOLIDATED FEDERAL AIR RULE
Subpart F—Equipment Leaks


§65.118   Alternative means of emission limitation: Enclosed-vented process units.

(a) Use of closed vent system and control device. Process units that are enclosed in such a manner that all emissions from equipment leaks are routed to a process or fuel gas system or collected and vented through a closed vent system to a control device meeting the requirements of §65.115 are exempt from the requirements of §§65.106 through 65.114 and §65.116. The enclosure shall be maintained under a negative pressure at all times while the process unit is in operation to ensure that all emissions are routed to a control device.

(b) Recordkeeping. Owners and operators choosing to comply with the requirements of this section shall maintain the following records:

(1) Identification of the process unit(s) and the regulated materials they handle.

(2) A schematic of the process unit, enclosure, and closed vent system.

(3) A description of the system used to create a negative pressure in the enclosure to ensure that all emissions are routed to the control device.

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