ATCP 93.500(7)(k)1.1. Any repair to below-grade tank system components below the top of a shear valve, or to leak detection equipment that affects the capability of the leak detection system to detect a leak, shall be recorded on the department’s TR-WM-136 form.
ATCP 93.500 NoteNote: Form TR-WM-136–STI SP031 Tank System Repair Report is available from the Bureau of Weights and Measures, P. O. Box 8911, Madison, WI 53708-8911, or at telephone (608) 224-4942, or from the Bureau’s Web site at https://datcp.wi.gov/Pages/Programs_Services/PetroleumHazStorageTanksForms.aspx.
ATCP 93.500(7)(k)2.2. A copy of the completed TR-WM-136 form shall be provided to the tank system operator.
ATCP 93.500(7)(k)3.3. The tank system operator shall have the completed TR-WM-136 form on site and available for inspection within 30 days after receiving it from the party that performed the repair, except as provided in sub. (9) (b) 2. for unattended sites.
ATCP 93.500(7)(k)4.4. Repairs that are recorded under subd. 1. because they affect the capability of the leak detection equipment to detect a leak shall be reported to the department within 15 days of the repair.
ATCP 93.500(8)(8)Inspection, maintenance, and periodic testing of ust systems.
ATCP 93.500(8)(a)(a) Operators of new and existing UST systems shall conduct routine and periodic inspection and maintenance in accordance with the applicable sections of PEI RP900, except that Section 6, Daily UST Inspection Checklist items may be performed at least monthly rather than daily.
ATCP 93.500(8)(b)(b) Any secondary containment sump:
ATCP 93.500(8)(b)1.1. With a tear, crack, or hole shall be either repaired with department-approved methods to be liquid-tight or replaced with equipment meeting the criteria for new secondary containment.
ATCP 93.500(8)(b)2.2. That is repaired under subd. 1. and subsequently becomes no longer liquid-tight shall then be replaced with equipment meeting the criteria for new secondary containment.
ATCP 93.500 NoteNote: The one-time-repair limit in this section does not apply to connection boots or clamps. This section is directed instead at patches to the wall or floor of a sump, because these patches commonly have failed by delaminating.
ATCP 93.500(8)(b)3.3. That may have released product to the environment is repaired or replaced under subd. 1. or 2. or when an initial sump is installed for preexisting piping on or after November 1, 2019, an assessment shall be performed in accordance with ss. ATCP 93.580 to 93.585.
ATCP 93.500 NoteNote: See s. ATCP 93.605 (1) (g) for maintenance requirements relating to water levels in storage tanks for motor fuel dispensing facilities.
ATCP 93.500 NoteNote: See s. ATCP 93.230 (8) to (10) for additional facility maintenance requirements.
ATCP 93.500(8)(c)(c)
ATCP 93.500(8)(c)1.1. Except for double-walled containment with continuous electronic pressure, vacuum, or liquid-filled interstitial monitoring, all new or existing containment sumps that are part of a piping interstitial monitoring system shall be tested for leaks at least once every 3 years in accordance with one of the following methods:
ATCP 93.500(8)(c)1.a.a. Methods prescribed in sub. (6) (d).
ATCP 93.500(8)(c)1.b.b. A code of practice developed by a nationally recognized association or independent testing laboratory.
ATCP 93.500(8)(c)1.c.c. Another method approved by the department.
ATCP 93.500(8)(c)2.2. Containment sump tightness testing shall be performed by a person with no personal or monetary interest in the facility and whose employer has no personal or monetary interest in the facility.
ATCP 93.500 NoteNote: Requests for alternate method should be submitted on the TR-WM-157 form. This form is available from the Bureau of Weights and Measures, PO Box 8911, Madison, WI 53708-8911, or at telephone (608) 224-4942, or from the Bureau’s Web site at https://datcp.wi.gov/Pages/Programs_Services/PetroleumHazStorageTanks.aspx.
ATCP 93.500(9)(9)Record keeping.
ATCP 93.500(9)(a)(a) General. Operators of new and existing underground storage tank systems shall maintain all of the following records:
ATCP 93.500(9)(a)1.1. Documentation of any system repairs, alterations or upgrades, including software and hardware upgrades, and any inspections required under this chapter. These inspections include any precision tightness testing, ullage testing, or other testing that is required for determining whether a tank system component is liquid-tight or otherwise complying with this chapter.
ATCP 93.500 NoteNote: For examples of this testing, see the testing for spill-containment basins in s. ATCP 93.505 (3) (b) 1., and the tightness testing described in the Note under s. ATCP 93.510 (1) (e).
ATCP 93.500(9)(a)2.2. Documentation demonstrating conformance with leak detection requirements, and the manner in which these claims have been justified or tested by the equipment manufacturer and certified installer, including all of the following:
ATCP 93.500(9)(a)2.a.a. Information pertaining to the leak detection system, including the material approval as issued under s. ATCP 93.130 that was valid when the system was installed; operator manual; warranty; and documentation verifying that the equipment has been installed, programmed and tested to perform as required in this chapter.
ATCP 93.500(9)(a)2.b.b. Testing results obtained from leak detection equipment, as retained from the equipment’s printer or a handwritten log kept on site.
ATCP 93.500(9)(a)2.c.c. Documentation maintained for all calibration, inspection, monitoring, testing, repair, and annual performance verification of leak detection equipment permanently located onsite.