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.
Okla. Admin. Code § 35:30-17-55
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.
Okla. Admin. Code § 35:30-17-55