Government Contract | Massachusetts
Fire Hydrants & Related Parts

Bid Information

Bid Alert No: 00000405840

Bid Title: Fire Hydrants & Related Parts

Agency Bid No. Title: 16-39

Received Date: 10/29/2015

Close Date: 11/10/2015

Purchase Type: Term:

Delivery Point: Somerville, Massachusetts

Delivery Date: Not Stated


Specifications include, but are not limited to:Hydrants shall be manufacturer's best quality and design and shall be of thecompression type.The Bonnet or Dome shall be independent of the cast-iron housing and shall have anarrow cast on top to indicate the opening of the hydrant.The cast-iron housing is so designed to accommodate the stem, the thrust flange of theoperating nut and an intestate device.The hydrants shall be of the design in which all upward operation thrust of the hydrant istaken on an o-ringed, bolted independent seal-thrust cast-iron plate or similar.The operating threads shall be lubricated with grease.There shall be an all bronze travel stop nut located in the housing to limit the travel ofthe rod and to eliminate the stem from being put under compression.Barrels of hydrants shall have minimum inside diameter of 7 1/4 inches and made in twosections held together with break flanges.The barrel shall be centrifugally cast ductile iron.The upper barrel will consist of 2 - 2 1/2" hose nozzles and 1 - 4 1/2" steamer nozzlewith national standard thread. They shall be retained by an acceptable lock design.The main valve stem shall be made of steel with a brass sleeve where it passes throughthe o-ring in the boss of the bearing housing.The stem will be 1 1/4" square stock consisting of two pieces with a one-piece square,tapered rod coupling or approved equal.The main valve seat, to accommodate at least 5 1/4" valve opening, shall be bronze andshall screw into a bronze drain ring. This will assure a bronze-to bronze seating.Seat sealing o-rings shall be completely enclosed and seated against all machinedbronze surfaces.Hydrants shall be equipped with a minimum of two (2) drain valves and a minimum oftwo (2) drain ports which will assure the water an all bronze drainway.Fire hydrants shall be suitable for a 5' 6" bury and shall have a 6" base inlet. Hydrantsshall open left. Fire hydrants to be painted red.

Bid Related Documents

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Product Codes: 44591, 34060

Agency Information

Issuing Agency: City of Somerville

State: Massachusetts

Agency Type: State and Local

Contact: Office of Strategic Planning & Community Development, 93 Highland Ave, Somerville, Massachusetts, 02143



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