SPECIFICATION 6

SPECIFICATION 6 Restrained spring mountings shall have an SLF mounting as described in Specification 5, within a rigid housing that includes vertical limit stops to prevent spring extension when weight is removed. The housing shall serve as blocking during erection. Installed and operating heights are equal. A minimum clearance of 1/2” (12mm) shall be maintained…

SPECIFICATION 5

SPECIFICATION 5 Spring isolators shall be free standing and laterally stable without any housing and complete with a molded neoprene cup or 1/4” (6mm) neoprene acoustical friction pad between the base- plate and the support. All mountings shall have leveling bolts that must be rigidly bolted to the equipment. Spring diameters shall be no less…

SPECIFICATION 4

SPECIFICATION 4 A one piece molded bridge bearing neoprene washer/bushing. The bushing shall surround the anchor bolt and have a flat washer face to avoid metal to metal contact. Neoprene bushings shall be type HG as manufactured by Mason Industries, Inc.

SPECIFICATION 3

SPECIFICATION 3 Sheet metal panels shall be bolted to the walls or supporting structure by assemblies consisting of a neoprene bushing cushioned between 2 steel sleeves. The outer sleeve prevents the sheet metal from cutting into the neoprene. Enlarge panel holes as required. Neoprene elements pass over the bushing to cushion the back panel horizontally.…

SPECIFICATION 2

SPECIFICATION 2 Bridge-bearing neoprene mountings shall have a minimum static deflection of 0.2” (5mm) and all directional seismic capability. The mount shall consist of a ductile iron casting containing two separated and opposing molded neoprene elements. The elements shall prevent the central threaded sleeve and attachment bolt from contacting the casting during normal operation. The…

SPECIFICATION 1

SPECIFICATION 1 Two layers of 3/4” (19mm) thick neoprene pad consisting of 2” (50mm) square waffle modules separated horizontally by a 16 (1.5mm) gauge galvanized shim. Load distribution plates shall be used as required. Pads shall be type Super “W” as manufactured by Mason Industries, Inc.

Specification Selection Guide

Blower Minimum Deflection Guide When blowers are 60 HP (45kw) or larger, select deflection requirements for next larger span. A minimum of 2.5” (64mm) should be used unless larger deflections are called for on the chart or these fans are located in the lowest sub-basement or on a slab on grade.   Notes: 1. Minimum…

SS Value – International

RegionCountryCitySs AFRICAAlgeriaAlger1.24 AFRICAAlgeriaOran1.24 AFRICAAngolaLuanda0.06 AFRICABeninCotonou0.06 AFRICABotswanaGaborone0.06 AFRICABurundiBujumbura1.24 AFRICACameroonDouala0.06 AFRICACameroonYaounde0.06 AFRICACape VerdePraia0.06 AFRICACentral African RepublicBangui0.06 AFRICAChadNdjamena0.06 AFRICACongoBrazaville0.06 AFRICADjiboutiDjibouti1.24 AFRICAEgyptAlexandria0.62 AFRICAEgyptCairo0.62 AFRICAEgyptPort Said0.62 AFRICAEquatorial GuineaMalabo0.06 AFRICAEthiopiaAddis Ababa1.24 AFRICAEthiopiaAsmara1.24 AFRICAGabonLibreville0.06 AFRICAGambiaBanjul0.06 AFRICAGhanaAccra1.24 AFRICAGuineaBissau0.31 AFRICAGuineaConakry0.06 AFRICAIvory CoastAbidijan0.06 AFRICAKenyaNairobi0.62 AFRICALesothoMaseru0.62 AFRICALiberiaMonrovia0.31 AFRICALibyaTripoli0.62 AFRICALibyaWheelus AFB0.62 AFRICAMalagasy RepublicTananarive0.06 AFRICAMalawiBlantyre1.24 AFRICAMalawiLilongwe1.24 AFRICAMalawiZomba1.24 AFRICAMaliBamako0.06 AFRICAMauritaniaNouakchott0.06 AFRICAMauritiusPort Louis0.06 AFRICAMoroccoCasablanca0.62 AFRICAMoroccoPort Lyautey0.31 AFRICAMoroccoRabat0.62 AFRICAMoroccoTangier1.24 AFRICAMozambiqueMaputo0.62 AFRICANigerNiamey0.06…

SS Value – United States

StateCityZIPSs ALABAMABirmingham352170.328 ALABAMAMobile366100.124 ALABAMAMontgomery361040.17 ARKANSASLittle Rock722050.461 ARIZONAPhoenix850340.226 ARIZONATuscon857390.325 CALIFORNIAFresno937060.592 CALIFORNIALos Angeles900261.5 CALIFORNIAOakland946211.55 CALIFORNIASacramento958230.568 CALIFORNIASan Diego921011.54 CALIFORNIASan Francisco941141.5 CALIFORNIASan Jose951392.05 COLORADOColorado Springs809130.178 COLORADODenver802390.187 CONNECTICUTBridgeport66060.332 CONNECTICUTHartford61200.274 CONNECTICUTNew Haven65110.285 CONNECTICUTWaterbury67020.287 WASHINGTON, D.C.Washington200020.178 FLORIDAFt. Lauderdale333280.07 FLORIDAJacksonville322220.142 FLORIDAMiami331330.061 FLORIDASt. Petersburg337090.078 FLORIDATampa336350.083 GEORGIAAtlanta303140.258 GEORGIAAugusta309040.419 GEORGIAColumbus319070.169 GEORGIASavannah314040.402 HAWAIIHilo967201.5 HAWAIIHonolulu968010.614 IOWACouncil Bluffs410110.186 IOWADavenport528030.13 IOWADes Moines503100.073 IDAHOBoise837050.344 IDAHOPocatello832010.553 ILLINOISChicago606200.19 ILLINOISMoline612650.135 ILLINOISPeoria616040.174 ILLINOISRock Island612010.131 ILLINOISRockford611080.17…