ATCP 93.230(1) (1) Application. This section applies to all new and existing tank systems, their appurtenances, and the associated property and facilities.

ATCP 93.230(2) (2) Access.

ATCP 93.230(2)(a) (a) Owners and operators of storage tank systems shall cooperate fully with inspections, monitoring, testing and requests for document submission conducted or required by the authorized agent or the department.

ATCP 93.230(2)(b) (b) Facilities shall have available personnel, keys, codes or other items necessary to provide open access to sumps, dispensers, pumps or areas that contain liquid system valves, controls, connections and fittings for the purpose of inspecting for leaks, functionality of fire safety and leak prevention equipment or verification of proper system operation.

ATCP 93.230 Note Note: Section 93.08, Stats., reads as follows:

ATCP 93.230 Note In performing their duties or in enforcing the laws entrusted to their administration, the department and its authorized agents may do all of the following:

ATCP 93.230 Note (1) Enter, within reasonable hours, any field, orchard, garden, packing ground, building, freight or express office, warehouse, car, vessel, vehicle, room, cellar, storehouse, cold storage plant, packing house, stockyard, railroad yard or any other place of business, which it may be necessary or desirable for them to enter.

ATCP 93.230 Note (2) Open any box, carton, parcel, package or other receptacle, inspect the contents thereof, and, upon payment or tender of the market value, take samples of any product or material contained therein.

ATCP 93.230 Note (3) Inspect products and materials and collect and test samples of them.

ATCP 93.230(3) (3) Releases.

ATCP 93.230(3)(a) (a) Owners and operators and contractors performing work under this chapter may not allow releases to occur from tank systems or dispensing systems, or from spilling or overfilling.

ATCP 93.230(3)(b) (b) Fuel-delivery persons may not allow releases to result from any overfilling or spilling that occurs during their delivery procedure.

ATCP 93.230 Note Note: For further information on industry practices for preventing or detecting releases with aboveground storage systems, and for protecting groundwater, surface water and soil in the event of a liquid release, see API Publication 340 — Liquid Release Prevention and Detection Measures for Aboveground Storage Facilities.

ATCP 93.230(4) (4) Safety data sheet. Facilities shall have available a safety data sheet for each stored product regulated by this chapter.

ATCP 93.230 Note Note: The flash point as noted in the safety data sheet will be used to resolve any disputes of the flammability or combustibility classification for the respective liquid product.

ATCP 93.230(5) (5) Units of measure. Units of measurement shall be traditional U.S. measures.

ATCP 93.230 Note Note: An important unit of measure used by this chapter is the U.S. gallon. It is equivalent to 4 U.S. quarts or 3.79 liters.

ATCP 93.230(6) (6) Degreasing and cleaning.

ATCP 93.230(6)(a) (a) A Class I liquid may not be used for degreasing or cleaning any engine, machine, part or equipment, or for cleaning any part of a building or premises, except as provided under par. (b).

ATCP 93.230(6)(b) (b) Industrial processes that use Class I liquids for degreasing or cleaning shall incorporate a ventilation system to reduce and maintain vapor concentration to less than 25 percent of the lower explosive limit.

ATCP 93.230(7) (7) System compatibility. Tank system components and containment systems shall be compatible with the substance stored in the tank system.

ATCP 93.230(8) (8) Fire extinguisher maintenance. All portable fire extinguishers shall be maintained in accordance with NFPA 10.

ATCP 93.230(9) (9) Property maintenance.

ATCP 93.230(9)(a) (a) The area around any tank, the area around or within a secondary containment, and the dispensing or transfer area shall be maintained free of vegetation, debris and other material that is not necessary for the operation of the tank, leak or spill containment, or liquid dispensing or transfer.

ATCP 93.230(9)(b) (b) Portable container storage shall comply with NFPA 30 chapter 15.

ATCP 93.230(9)(c) (c) All surface area within a 20-foot radius of a storage tank or dispenser shall be maintained free of combustible material and debris, except as allowed for public access motor vehicle fueling operations in ss. ATCP 93.605 (8) and 93.620 (2).

ATCP 93.230 Note Note: With the exception of the requirements in ss. ATCP 93.605 (8) and 93.620 (2), the ability to maintain the combustible material free surface area addressed in this subsection may be limited by land features, landscaping and facility management of adjacent property owners.

ATCP 93.230(10) (10) System maintenance.

ATCP 93.230(10)(a) (a) All system equipment and components shall be maintained to function to the manufacturer’s original specifications, or in the absence of manufacturer’s specifications, the designer’s or construction contractor’s original specifications, and shall be maintained to be leak-free.