(a) Test methods. All testing required for compliance with this Chapter shall utilize industry-standard methods and procedures, unless alternatives are approved in advance by the DEQ.
- (1) Engineering test methods. All engineering tests shall be in accordance with the latest published ASTM test procedures.
- (2) Water sampling/analyses. Water sampling and analyses methods shall be in accordance with EPA approved procedures.
- (b) Map scales. Map scale requirements of Subchapter 3, Parts 5 and 7 do not apply when the DEQ has approved the use of alternative map scales or published maps.
Added at 20 Ok Reg 1151, eff 6-1-03
Amended at 23 Ok Reg 1746, eff 6-15-06