ATCP 93.050 Note Note: Tank System Site Assessment: A Guide to the Assessment and Reporting of Suspected or Obvious Releases From Underground and Aboveground Storage Tank Systems is available from the department’s Web site at https://datcp.wi.gov/Pages/Programs_Services/PetroleumHazStorageTanks.aspx.

ATCP 93.050(118) (118) “Tank vehicle” means a tank truck or trailer system designed and constructed to comply with NFPA 385.

ATCP 93.050 Note Note: NFPA 385 recognizes 3 types of tank vehicles: (1) a tank truck in which the cargo tank is supported entirely on the truck chassis, (2) a tank semi-trailer in which the cargo tank is supported by both the truck chassis and trailer chassis, and (3) a tank full-trailer in which the cargo tank is supported entirely on the trailer chassis.

ATCP 93.050(119) (119) “Tank wagon” means a tank that is affixed to a trailer system with at least one axle, is constructed in accordance with s. ATCP 93.610 (1), has a liquid capacity of 1,100 gallons or less, and is used for storing and dispensing liquid motor vehicle fuel for equipment used on the site, or is used for storing other liquids regulated under this chapter. A tank wagon is not constructed to comply with NFPA 385.

ATCP 93.050 Note Note: Since a tank wagon is not designed and constructed under NFPA 385 criteria, it shall be towed empty on the road for transport and placement in accordance with s. ATCP 93.610 (1).

ATCP 93.050(120) (120) “Temporarily out of service” or “TOS” means a storage tank system that is not in use meets the requirements of s. ATCP 93.445 (1) or 93.545 (1) and is intended to be placed back into use within 24 months.

ATCP 93.050 Note Note: Temporarily out of service does not apply to stationary tanks that are of seasonal use, such as heating fuel storage tanks.

ATCP 93.050(121) (121) “Transfer area” means the area where product is transferred, commonly referred to as loading or unloading, between a storage tank and a transport vehicle. Transfer areas are located at terminals, as well as at end-user and intermediate vendors in the product distribution stream. The transfer area may involve loading racks, pipe stands, or direct hose-to-valve connections, and accommodate top or bottom transfer.

ATCP 93.050(121m) (121m) “Underground storage tank” or “underground tank” has the meaning given in sub. (122) unless the context requires otherwise.

ATCP 93.050(122) (122) 

ATCP 93.050(122)(a) (a) “Underground storage tank system” or “UST system” means any one or combination of tanks, including connected pipes, that is used to contain an accumulation of regulated substances, and the volume of which, including the volume of connected underground pipes, is 10 percent or more beneath the surface of the ground.

ATCP 93.050(122)(b) (b) “Underground storage tank system” or “UST system” does not include any of the following or pipes connected to any of the following:

ATCP 93.050(122)(b)1. 1. A surface impoundment, pit, pond, or lagoon.

ATCP 93.050(122)(b)2. 2. A storm water or wastewater collection system.

ATCP 93.050(122)(b)3. 3. A liquid trap or associated gathering lines directly related to oil or gas production and gathering operations.

ATCP 93.050(122)(b)4. 4. A storage tank situated in an underground area, such as a basement, cellar, mine shaft or tunnel, if the storage tank is situated upon or above the surface of the floor and not surrounded by earth.

ATCP 93.050(123) (123) “Upgrade” means the addition to or retrofit of some part of a storage tank system, such as cathodic protection, leak detection, lining, or spill and overfill controls, to improve the ability of a storage tank system to prevent the release of product.

ATCP 93.050(124) (124) “Used oil” or “waste oil” means any oil refined from crude oil, or any synthetic oil, that has been used and as a result of such use is contaminated by physical or chemical impurities; and means used cooking oils that are used as fuel for purposes such as space heating or fueling motor vehicles.

ATCP 93.050 Note Note: See ch. NR 679 and s. 287.15, Stats., for other definitions of used oil and waste oil, and for requirements relating to those definitions, such as criteria for transporting or recycling these liquids.

ATCP 93.050(125) (125) “Vehicle collision protection” means a structure or mechanism to protect a tank or system component from vehicle impact.

ATCP 93.050(126) (126) “Vehicle fueling” means the process of adding motor fuel to the engine fuel supply tank for motor driven vehicles, including aircraft, watercraft, on- or off-road vehicles and vehicles on rails.

ATCP 93.050(127) (127) “Watercraft” or “marine craft” means a vehicle designed to operate on rivers, streams or lakes for the transport of people or goods for recreation, business or commerce purposes.

ATCP 93.050(128) (128) “Watercraft fueling” means the storage and fueling system and activities associated with shoreline fuel transfer into watercraft and aircraft while moored on the water to be fueled.

ATCP 93.050 Note Note: Further information relating to terms associated with petroleum storage facilities, petroleum equipment and petroleum-based fuels is available at the Petroleum Equipment Institute’s Web site at http://www.pei.org/wiki-pei.

ATCP 93.050 History History: CR 17-092: cr. Register October 2019 No. 766, eff. 11-1-19; correction in (2), (10), (26), (64) (a), (89), (114) (k), (120), (122) (b) 1., 2. made under s. 35.17, Stats., and (13), (87) renum. (9m), (85m) under s. 13.92 (4) (b) 1., Stats., Register October 2019 No. 766.

subch. I of ch. ATCP 93 Subchapter I — Administration and Enforcement

ATCP 93.100 ATCP 93.100 Plan review.

ATCP 93.100(1) (1) General.

ATCP 93.100(1)(a) (a) Plan review and written approval from the authorized agent or the department shall be obtained before any of the following activities are performed on storage tank systems used to store a regulated substance, except where exempted under par. (b):