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Indiana Administrative Code (Last Updated: December 20, 2016) |
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Title 355. STATE CHEMIST OF THE STATE OF INDIANA |
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Article 355IAC5. STORAGE AND SECONDARY CONTAINMENT OF PESTICIDES |
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Rule 355IAC5-4. Secondary Containment of Liquid Pesticide |
Section 355IAC5-4-2. Walls
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(a) The walls of secondary containment shall be constructed of steel, poured reinforced concrete, precasted concrete modules, or solid masonry and be designed to withstand a full hydrostatic head of any discharged liquid and weight load of material used in construction.
(b) Cracks and seams shall be sealed to prevent leakage.
(c) Walls shall not exceed six (6) feet in height above interior grade unless provisions are made for normal access and necessary emergency access to storage containers, valves, and other equipment and for safe exit from the secondary containment.
(d) Walls constructed of concrete or solid masonry shall rest upon a floating base of concrete prepared as in section 3(b) of this rule or upon suitable concrete footings which extend below the average frost depth. Joints between walls and the base shall be watertight. (State Chemist of the State of Indiana; 355 IAC 5-4-2; filed Mar 8, 1991, 2:45 p.m.: 14 IR 1406; errata filed May 10, 1991, 2:30 p.m.: 14 IR 1730, eff sixty (60) days after filing with secretary of state; readopted filed Nov 21, 2001, 10:17 a.m.: 25 IR 1269; filed Feb 20, 2002, 9:38 a.m.: 25 IR 2217; readopted filed Sep 3, 2008, 1:46 p.m.: 20080924-IR-355080553RFA; readopted filed Oct 17, 2014, 9:26 a.m.: 20141112-IR-355140342RFA)