b'STORMWATERCATALOG HAZARDOUS MATERIAL SINTERCEPTOR SPECIFICATIONSA. General: 3.Cover: One (1) 48 inch diameter ring and cover1.A Hazardous Material Interceptor shall be providedand/or (1) 30"x60" Galvanized Steel Hatchway capable and installed as indicated on plans. System shall beof withstanding HS-20 loading, UL approved, ParkUSA StormTrooper Model HMI-xxx.complete with extension (length to be verified in 2.The Hazardous Material Interceptor shall bethe field by the contractor), cover, gasket, and bolts.rectangular, atmospheric-type, precast concreteGeneral contractor to add extensions as necessaryvessel intended to accommodate fuel spills and treatto bring access ports to grade.stormwater. The interceptor shall consist of overflow4.The oil-stop control valve shall contain a single weir, chamber with vent, hydrophobic media pillows,moving part and be provided to prevent high oil float sensor, sludge baffle, automatic oil stophydrocarbons from discharging form the separator valve, and high oil alarm panel. The Hazardous Materialand shall consist of a base, guides, inlet housing, and Interceptor tank and access port manhole covers shallbuoy and outlet connection.Valve shall be designed be capable of withstanding HS-20 traffic loading. to operate on a specific gravity differential principle. 3.The interceptor shall be provided with installation,The valve shall have a resilient ring gasket for positive operation & maintenance manuals.shutoff and a manual reset device.4.Contractor shall submit ( ) copies of manufacturers5.The high-oil level monitoring system shall consist of equipment specification for engineers review. a panel and oil sensor. The panel shall be designed Shop drawings shall include the following: to function with the interceptor and be factory wired and tested.Enclosure shall be Nema 4X Intrinsic Safe a.Detailed manufacturers data including installationconstruction. The monitor panel shall feature a redplan/elevation drawings, rebar layout drawings, high-high-level alarm light, amber high-level alarm and buoyancy calculations, all certified by alight, and audible alarm, test switch, and silence switch.registered professional engineer. 6.The Interceptor shall be equipped with a control b.Manhole frame/cover specifications. manhole by-pass system to control unusually high c.Joint Sealant specifications. rainfall. The control system shall prevent resuspension d.Coatings and/or concrete additives specifications. and scouring of the storm water interceptor and shallbe equipped with a stainless- steel debris screen.5.The interceptor will accommodate fuel spills and intercept free oil, grease, TSS, debris and otherC. Installation:pollutants found in stormwater. 1.The Interceptor shall be installed in strict accordance 6.The interceptor shall conform to criteria set forthwith the manufacturers recommendations by the International Association of Plumbing andand according to plans and specifications. The Mechanical Officials (IAPMO), the American Petroleummanufacturer shall have representation during the Institute (API), and all other governing state and localsetting procedure to insure proper installation.code requirements. Interceptor shall be pre-approved2.The Hazardous Material Interceptor shall be installed by the authority having jurisdiction (AHJ). on level, undisturbed soil or an approved compact fill B. Materials:with a load bearing capacity of minimum 2000 PSF and be backfilled after placement with an approved 1.Concrete: shall be constructed of precast concretebackfill material.Backfill of all sides of structure shall having a 28 day minimum compressive strength be performed simultaneously to prevent unbalancedof 4500 PSI using a Type I Portland Cement. lateral pressures during construction.2.Steel Reinforcement: Shall be designed for H-20-443.All joints shall be made watertight and seal jointstraffic loading as defined by AASHTO Eighth Editionwith a plastic flexible gasket conforming to2017 using a 30 percent impact factor.StructuralAASHTO M-198-75 for fuel resistant bitumen gasket.reinforcement placement shall be in accordance to4.Interceptor shall be filled with clean water priorACI. All reinforcement steel shall comply with ASTMto start-up of system. Follow manufacturers A615 grade 60 or ASTM A706 Grade 60.recommendations for testing and start-up.68 INFO@PARKUSA.COM|888-611-7275|WWW.PARKUSA.COM'