Before the drainage layer material of the leachate collection system is placed over the FML, all destructive and non-destructive testing must be completed and approved by the QA officer.
Okla. Admin. Code § 252:515-11-60
Before the drainage layer material of the leachate collection system is placed over the FML, all destructive and non-destructive testing must be completed and approved by the QA officer.
Okla. Admin. Code § 252:515-11-60