Food establishment drainage systems, including grease traps, that convey sewage shall be designed and installed as specified under OAC 310:257-9-13(a).
Okla. Admin. Code § 310:257-9-46
Food establishment drainage systems, including grease traps, that convey sewage shall be designed and installed as specified under OAC 310:257-9-13(a).
Okla. Admin. Code § 310:257-9-46