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ro E-teas STI SP-001 EXTERNAL INSPECTION <br /> POWERSFa[U6MM sOMERp cFACILIWBUILOING ID. <br /> ENGINEERING&INSPECTIgJ,INC. xxwyavxaetcon D.M oa lr Y <br /> c.Based on this configuration,the tank may be categorized as <br /> an STI SP001 Category 2A.Adhere to one of the Inspection <br /> O tions outlined in the Next Inspection Schedules. <br /> 3. Containment .Measure a. The tank is in a 1.5-ft high x 30-ft wide x 70.5-ft long, lined <br /> containment concrete containment area with no permeability. The <br /> . Determine containment is more than 110% of the tank's volume and is <br /> permeability of in good condition. <br /> containment b. No debris and or flammable material are present in the <br /> containment. <br /> 4. Access .VT and a. There is no direct access to the flat steel roof. Inspection <br /> structure measurement of was made via photos. No issueswith the roofwere identified. <br /> access structure b. No additional access structure issues were noted. <br /> components <br /> 5. Coatings .VT of Coatings a. The tank was visually inspected for any coating failure.The <br /> tank shell, ends, and appurtenance coatings are generally in <br /> good condition with no signs of active coating failure.Monitor <br /> the condition of the coatings and apply touch up coating as <br /> needed to help prevent corrosion damage to the shell, ends, <br /> and appurtenances. <br /> b. The flat roof may allowwater to pool which may shorten the <br /> lifespan of the roof coatings. Monitor the coatings and apply <br /> touch-ups as needed. <br /> 6. Venting .VT of existing a.The tank is vented with 1: 3-in open vent and the tank is <br /> venting system serviced with a 4-in nozzle.All minor shell distortions appear <br /> .Calculate Venting to be from earliertank relocations.Theventing configuration <br /> Requirements is adequate. <br /> b.To avoid tank damage, maintain the current low flow rates <br /> (approx. 150 gpm). <br /> c.The tank does not have an emergency vent.The use of low <br /> flow rates and the type of product do not necessitate an <br /> emergency vent. <br /> 7. Grounding .VT grounding a. No grounding cables are present. <br /> system <br /> 8. Signage and .VT to document a.The tank has a diamond placard hazard sign required by <br /> Placards Fire Department NFPA 704. <br /> Signage b.The tank does not have an STI SP001 or API 653 style <br /> nameplate. <br /> 9. Gauging .VT of tank a.Product level is gauged via a roof mounted radar unit. The <br /> Gauging system tank gauging system is sufficient forthis tank. <br /> 10. Piping .VT of piping a.Visual inspection of the piping components was performed. <br /> system The threaded components and PVC piping is in good <br /> condition. Monitor these areas during monthly and annual <br /> inspections. <br /> sn.mrotEamw E�avaey neserazum,cnmmaew Ta.ayaweuw Page meP ¢ntete <br /> ®IDiBPEL Ic <br />