- (a) For each existing drip pad as defined in Section R315-265-440, the owner or operator shall evaluate the drip pad and determine that it meets the requirements of Sections R315-265-440 through R315-265-445, except the requirements for liners and leak detection systems specified in Subsection R315-265-443(b). No later than the effective date of this rule, the owner or operator shall get and keep on file at the facility a written assessment of the drip pad, reviewed and certified by a qualified professional engineer that attests to the results of the evaluation. The assessment shall be reviewed, updated, and recertified annually until the upgrades, repairs, or modifications necessary to achieve compliance with the standards of Section R315-265-443 are finished. The evaluation shall document the extent that the drip pad meets each of the design and operating standards of Section R315-265-443, except the standards for liners and leak detection systems, specified in Subsection R315-265-443(b).
(b) The owner or operator shall develop a written plan for upgrading, repairing, and modifying the drip pad to meet the requirements of Subsection R315-265-443(b), and submit the plan to the director no later than two years before the date that the repairs, upgrades, and modifications are finished. This written plan shall describe each change to be made to the drip pad in
sufficient detail to document compliance with the requirements of Section R315-265-443. The plan shall be reviewed and certified by a qualified professional engineer.
- (c) Upon completion of the repairs and modifications, the owner or operator shall submit to the director the as-built drawings for the drip pad together with a certification by a qualified professional engineer attesting that the drip pad conforms to the drawings.
- (d) If the drip pad is found to be leaking or unfit for use, the owner or operator shall comply with Subsection R315-265-443(m) or close the drip pad in accordance with Section R315-265-445.
KEY: hazardous waste, TSD facilities, interim status
Date of Last Change: November 17, 2025
Notice of Continuation: December 11, 2025
Authorizing, and Implemented or Interpreted Law: 19-6-105; 19-6-106