Air and gas compressors, tanks, piping and equipment shall be constructed and maintained to ensure safe operation at all times. The equipment shall have safety relief devices and be inspected in accordance with 29 CFR, Chapter XVII, Part 1910 subpart M-Compressed Gas and Compressed Air Equipment as published at 39 Federal Register 23687 (June 27, 1974). Equipment shall be inspected at least once a year. A record of each inspection shall be kept by the owner where the equipment is used and shall be made available on request by the commissioner
Iowa Admin. Code r. 875-62.13