1. (1) Clearances at bulk plants that were in existence on may 1, 1991. Bulk plant facilities that were in existence on May 1, 1991, with setbacks less than those specified in NFPA 30 section 22.4 may be renovated or updated, but no additional storage capacity may be added in violation of the specified clearances.

2. (2) Product identification.

   1. (a) Standard color code. All new and existing tanks and piping at bulk plants and terminals shall use the identification scheme in API 1637.

      Note: See s. ATCP 93.230 (12) for color coding of fill pipe caps and manhole covers for underground tanks.

   2. (b) Type of identification. The product identification scheme in API 1637 shall be accomplished by one of the following methods:

      1. 1. A disc tag of non-sparking material.
      2. 2. A label using minimum one-inch block letters.
      3. 3. Painted sections at least 12 inches long.
   3. (c) Location of identification. Tags shall be permanently affixed to the valve at the unloading riser, the pump control valves, the valve of a storage tank and load rack and on the product pipe lines in at least 3 locations equally spaced between terminating points or valves.
3. (3) Property maintenance. Tank yards and diked areas shall be kept free from weeds, high grass, rubbish, and combustible materials that are not essential to the operation and shall be kept clean and orderly.

4. (4) Security at bulk plants and terminal storage facilities. Owners and operators shall be aware of regulations, standards and operating practices that relate to facility security.

   Note: Information on how to develop a comprehensive site security program is available in the API document, Security Guidelines for the Petroleum Industry, or the American Chemistry Council document, Site Security Guidelines for the U.S. Chemical Industry.

5. (5) Transfer operations at bulk plants and terminals. In order to prevent a spill from moving beyond the loading or unloading area, any new or existing aboveground or underground storage tank which has a capacity of 5,000 gallons or more and which is drained or filled by pumping to or from a transport vehicle shall be provided with a catchment basin or treatment facility to contain the maximum capacity of the largest compartment of a tank car or tank vehicle loaded or unloaded at the facility. Existing tanks shall comply with this subsection within 2 years after November 1, 2019.

   Note: Federal Spill Prevention Control and Countermeasure requirements in 40 CFR 112 may apply to smaller product transfers. A catchment basin may consist of remote impounding.

6. (6) General requirements.

   1. (a) Aboveground tanks at existing facilities. Aboveground tank systems at existing bulk plants and terminals shall comply with subch. IV.
   2. (b) Underground tanks at existing facilities. Underground tank systems at existing bulk plants and terminals shall comply with subch. V.
   3. (c) New facilities. New bulk plants and terminals shall comply with PEI RP800; aboveground tank systems there shall also comply with s. ATCP 93.400 (3), (4), (5), and (7) to (11); and underground tank systems there shall also comply with subch. V.

History

History: CR 17-092: cr. Register October 2019 No. 766, eff. 11-1-19; correction in (6) (c) made under s. 35.17, Stats., Register October 2019 No. 766.