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Secondgy Containment System Installation <br />TESTING . Open System (Gravity Dra8n) <br />FORSECONDARY <br />~ '^ ��Ng �S��mm����ng�m����n����a containment <br />�� `—`—`CONTAINMENT --— open systems with air hothe equivalent static head test <br />pressure listed inTable 1. The pressure should tmleft on <br />Secondary containment piping. 3^ and 4^ (75 mm and the system ibr m minimum of one hours. The test pnmaaune <br />1OOmm) ohmmctersizes, can bepressure tested bxinsto|lin g should not exceed the pressure rating ofany component in <br />an in-line tee with m pressure gauge and m nipple in the 3W^ the piping system. It is the nanpmnmiti|itw of the installer or <br />threaded outlet ofe bmnninmbon�U� <br />fitting. |ftha�tpipingiwho customer bmbemponu��nn ' <br />|yn�th�nym system for <br />beinstalled temporarily, use care not tmover tighten when <br />installing the steel pipe threads. Fiberglass threads may be Test Pressure for Open System <br />damaged Men removing the steel threads ifovertightened. <br />Use mm8-mmt.non-metallic thread dope only. Feet of Head Test Pressure (psig) <br />FGS Smith Fibercast <br />reuommmndmbmstingYand <br />4^(75mmand 100 mm) <br />secondary containment <br />piping systems with aired <br />pnemnunmm not to exceed <br />10pmig(0.08988Pa). The -- <br />most convenient place <br />to introduce air for the <br />containment piping pressure bmmt in at the threaded outlet <br />located on the termination fitting near the underground <br />storage tank. It is advantageous to leave the system <br />pressurized until the installation imcompleted bmmonitor for <br />possible damage tothe containment piping system during <br />additional construction. <br />The |oxv prmeeun: and low volume of the secondary <br />containment piping system makes this air test a safe <br />procedure if normal safety precautions are followed. Refer <br />boair safety precautions onpages 13-14. <br />NOTE: G^(15Omm) secondary containment piping isnot UL <br />Listed but maybe air tested when normal safety precautions <br />are fbIlowed. <br />Test Procedures for "in Service" Secondary <br />Containment UL Piping Systems to Include Open and <br />Closed Systems. <br />Secondary Containment piping systems can be tmmbyd <br />aftmr0heline has been installed and hm operation for mperiod <br />of time. All systems must beshut off before testing. It is <br />recommended that where possible, the air input valve bminm <br />different location than the pressure gauge. Please read and <br />understand all safety instructions and considerations in <br />the FGS Smith FibersmstAnwtwVation Manual No. B2160 <br />before testing. <br />Closed System <br />FGSrecommends testing 3^and 4^secondary containment <br />open systems with air at pressures not to exceed 10 pmig. <br />Pressure should beleft unthe system for mminimum mfone <br />hour. The test pressure should not exceed the pnwmmunw <br />rating mfany component inthe piping system. <br />W <br />Highest point in system minus the lowest point in system. <br />These test procedures <br />FGSGmkh Fibercastmysbem. FGSiwnot responsible for any <br />damage to "other" products in the systems such as rubber <br />boots, hoses, etc. Please contact the manufacturer ofany <br />non-FGS products for maximum test prmomum» and time. <br />Donot exceed FGSrecommendations. <br />Vacuum or Inert Gas Test Procedures <br />Testing with vacuum and/or pressurized inert gases have <br />been successfully used with FGS Smith Fiban:mmtpiping <br />systems. Although helium testing in m o|oomd atmosphere <br />and at measured |mve|m is umefb|, bamdng in the field with <br />helium has shown inconsistencies when trying to identify <br />|emk|ouaUon. <br />For damaged pipe and for <br />leaking joints, FGS recommends <br />only the repair methods listed <br />below. Leaks can occur if <br />secondary containment joints / <br />are not properly bonded. Upon <br />completion ofrequired repairs and <br />befbne putting the line back into sen/iom, always pnommuns <br />bmnttherepair work according tothe procedures onthis page <br />to assure the integrity ofthe system. <br />Replacing Leaking Clam ShoU Secondary <br />Containment FMngs (Do riot use this procedure for <br />containment crossovers.) <br />Example: 901 Secondary Containment Elbow <br />10 <br />4.0 <br />12 <br />5.0 <br />Highest point in system minus the lowest point in system. <br />These test procedures <br />FGSGmkh Fibercastmysbem. FGSiwnot responsible for any <br />damage to "other" products in the systems such as rubber <br />boots, hoses, etc. Please contact the manufacturer ofany <br />non-FGS products for maximum test prmomum» and time. <br />Donot exceed FGSrecommendations. <br />Vacuum or Inert Gas Test Procedures <br />Testing with vacuum and/or pressurized inert gases have <br />been successfully used with FGS Smith Fiban:mmtpiping <br />systems. Although helium testing in m o|oomd atmosphere <br />and at measured |mve|m is umefb|, bamdng in the field with <br />helium has shown inconsistencies when trying to identify <br />|emk|ouaUon. <br />For damaged pipe and for <br />leaking joints, FGS recommends <br />only the repair methods listed <br />below. Leaks can occur if <br />secondary containment joints / <br />are not properly bonded. Upon <br />completion ofrequired repairs and <br />befbne putting the line back into sen/iom, always pnommuns <br />bmnttherepair work according tothe procedures onthis page <br />to assure the integrity ofthe system. <br />Replacing Leaking Clam ShoU Secondary <br />Containment FMngs (Do riot use this procedure for <br />containment crossovers.) <br />Example: 901 Secondary Containment Elbow <br />