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ANCHORING soil with either 6 inches of reinforced concrete or 8 7.0 Certain situations require the use of properly inches of asphalt paving. If compacted soil is the designed anchor straps to overcome existing only cover,it shall be a minimum of 36 inches buoyant forces.The straps are used in conjunction deep. with a concrete holddown slab or deadman anchors. 8.5 Areas not subject to heavy vehicular traffic shall CAUTION:Use of steel cable or round bar is prohibited. have a protective cover of a minimum 18 inches of 7.1 A pad of inert,isolation dielectric material must clean compacted soil covered by 4 inches of be used to separate the steel anchor strap from the reinforced concrete or 6 inches of asphalt paving.If tank.Isolation pads are not required when the holddown compacted soil is the only cover,it shall be a strap material is approved fiberglass or polyester webbing. minimum of 24 inches deep. 8.6 Finishing Instructions; A fiberglassing kit is shipped with tank and provides materials to cover \' A.fs�STEEL n unused openings and external attachments,such SH o�R°oe�`""`5 as lifting lugs.All finishing work will be done prior to backfilling. 9.0 Tank Warranty Activation: For Glasteel II warranty to be initiated,the Installation Checklist must be properly filled out by the customer,and returned to the Modern Do not over tighten hold-down straps beyond snug to tank Welding Co.subsidiary from which the tank was surface and do not re-tighten straps after ballasting. fabricated. The Installation Checklist must be BACKFILL returned within 30 days after date of installation.If the 8.0 Only the following approved backfill material may Glasteel II tank has not been installed within 90 days of be used. delivery from the manufacturer,it is required that the tank be re-certified by the manufacturer, at the owner's expense,prior to installation. � , «k° MAINTENANCE ••• •••••••• 10.0 Maintenance of Underground Storage Tanks The primary tank should be inspected monthly for the presence of water.Inspections should take place at the lowest possible points inside the primary tank.Remove any water found.The EPA and API recommends that all types 1.Clean washed sand. of fuel storage tanks,regardless of materials used for 2.Pea Gravel-(particle size must be not less than construction,be subjected to regular scheduled 1/8 inch or more than 3/4 inch) maintenance for the detection and removal of tank water 3.Washed stone or gravel crushings- bottoms. (angular particle size required to be not less than 1/8 inch or more than 1/2 inch) r" "°°°'r. 8.1 Special care should be used to ensure that the JMalnt� � *3� ? Tbackfill is properly installed to evenly support theloop bottom quadrant of the tank. � CHECKEDNOTE: Do not backfill in layers using different1fbuR THAvEVbu ANK materials. 7boAY7 Finished grade EPA Developed Logos The tank owner is solely responsible for the proper "p"""Y"°'n operation and maintenance of the storage tank system. Additionally,water and sediment in fuel can cause filters to become clogged.Bacterial growth can originate at the fuel/water interface within the tank.This bacterial growth -t.12• can effect fuel quality in addition to promoting fuel filter ,r =! so.«v clogging.Listed below are publications containing pl—me^"nd recommended practices and procedures for the proper compaction required maintenance of storage tank systems. • API Recommended Practice 1621,Bulk Liquid Stock 8.2 If tank must be water ballasted during the backfill Control at Retail Outlets, Website:api-ec.api.org procedure,use only potable water.Ballast water shall not • API Recommended Practice 2610,Design,construction, remain in the tank for longer than 60 days.If product is operation Maintenance and Inspection of Terminal and used as ballast,proper precautions must be taken to Tank Facilities. Website:api-ec.api.org prevent fires,spills,leaks and other associated accidents. • EPA's"Operating and Maintaining Underground Monitor product level frequently to ensure there has been Storage Tank Systems", a copy of the manual can be no loss of product. downloaded at: 8.3 The tank shall be encompassed by the proper Website:www.epa.gov/swerustl/pubs/ommanual.pdf backfill and extending to a minimum of 12 inches • ASTM Standard D6469-69,Standard Guide for over the top of the tank. Microbial Contamination in Fuels and Fuel Systems. 8.4 Areas subject to heavy vehicular traffic shall have Website: www.astm.org a protective cover of 18 inches clean,compacted FORM Glasteel 11 Installation Instructions 5-2004, ©05/2004 MWCo