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Milo Smith Engineering, Inc. <br /> P.O. Box 611, Lodi, CA 95241 <br /> (209) 334-2332 <br /> 11-5-18 <br /> Dcparurient of Toxic Substance Control <br /> 8800 Cal Center Dr. <br /> Sacramento, Ca <br /> Re: Review Response For: <br /> Cal Tank Trines_.Tank and Secondary Containment <br /> 3105 V.I Dorado St. <br /> Stockton,Ca <br /> Site Code: DTSC 601651-48,CA0004771606 <br /> The following coniments will clarify our response to the recent plan check. The item numbers on the <br /> following list correspond din�Wy with the item numbers on the plan correction list. <br /> 4a- & 5h. The calculation on p#5 checks bending in the. concrete Blah- The figure on page#5 <br /> shows only V-1"Evill experience bending. Conservatively, if the moment arm is increased to 1/2 <br /> the footing required and the allowable concrete compression stress is decreased to 2500 PSI, the <br /> required steel is only 0.10 1n. Sq, where#4 bars at 24" would satisfy the load requirement, <br /> This tank has four legs with 4 molts at each leg, acid four tie downs with two bolts each. <br /> 6a). In regards to: sloshing", please note the following, <br /> a) Sloshing is critical when tank is '/ full. <br /> b) Design of 7400 G,ad tank considers impalsive and connective (sloshing) components per <br /> ASCE 7-10, Section 15.7.6. <br /> c) The smaller tanks are ground — supported and per ASCE 7-10, Section 15.7.6.1a shall be <br /> considered a rigid mass using Section 15.4.2. <br /> d) If liquid escapes the tank,.it will be contained within the containment area. <br /> ;M <br /> Sincerely, <br /> f 1"{ <br /> LLAT LL <br /> J <br /> C !V <br /> Michael W. Smith, P.1J.J cit •� <br /> R.[:'.F No, 44590 <br /> Mike Smith Engineering, Inc. <br /> Page 1 of 1 <br />