Where new or modified access openings are necessary, they shall be a minimum of 14" X 16" to permit entrance under all crawl spaces. No wood of any access opening shall be in contact with the soil.

Amended at 12 Ok Reg 3408, eff 7-11-95 (emergency)

Amended at 13 Ok Reg 1863, eff 6-14-96

Amended at 17 Ok Reg 1018, eff 5-11-00

Amended at 27 Ok Reg 2441, eff 7-25-10