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MAY 2 6 2017 <br />ENVIR0NP;,'Z:. iAL. Hcf-NLTH <br />.=.1 tiT <br />Chevron <br />Control — General Secondary Containment <br />® Per 40 CFR 112.7(b) and (c), general secondary containment must be <br />provided for every major equipment failure that could result in a discharge <br />of oil: <br />— Loading or unloading equipment (TTLR, hoses. manifolds. pumps) <br />— Container overflow. rupture, or leakage (bulk storage tanks and portable/mobile storage <br />containers) <br />— Other equipment failure (product transfer piping. VRUNCU. electrical equipment) <br />® General secondary containment designed to retain a <br />potential release on-site may be active or passive, <br />including: <br />— Passive: permanent dikes/berms, curbing, drains. <br />containment sumps/ponds <br />— Active: temporary dike/berms, sorbent spill mats, storm drain <br />covers <br />Example: A berm was installed around the Kahului Jet line to provide <br />general secondary containment for a potential leak in this pipeline. <br />2:i4 C-ci= 10 <br />