4.2. SR 04-23-2001 - Laserfiche WebLink

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Bidder Triple Combination Pumper Specifications for the 50 Complies City of Elk River Minnesota Yes No CROSSLAY HOSE BEDS Two (2) crosslays with 1.50" outlets shall be provided. Each bed to be capable of carrying 200 feet of 1.75" double jacketed hose and shall be plumbed with 2.00" i.d. pipe and gated with a 2.00" quarter turn ball valve. Outlets to be equipped with a 1.50" National Standard hose thread 90 degree swivel located in the hose bed so that hose may be removed from either side of apparatus. The crosslay controls shall be at the pump operator's panel. The center crosslay dividers shall be fabricated of .25" aluminum and shall provide some adjustment from side to side. Vertical scuffplates, constructed of stainless steel, shall be provided at the front and rear ends of the bed on each side of vehicle. Crosslay bed flooring shall consist of removable perforated brushed aluminum. FOAM SYSTEM There shall be a direct injection foam proportioning system furnished and installed on the apparatus. ~ The system shall be a single agent system capable of Class A foam concentrate. The proportioning operation shall be based on an accurate direct measurement of water flows with no water flow restriction. The foam system shall be installed in accordance with the manufacturer recommendations. The system shall be equipped with a control module. It shall be installed on the pump operator's panel and enable the pump operator to perform the following functions: Activate the foam system. Change foam concentrate proportioning rates from. 1% to 1%. Flash a "low concentrate" warning light when the foam concentrate tank runs low of concentrate and in two minutes if foam concentrate is not added to tank shut the foam pump down. The foam system shall have a 12volt, 1/3 hp electric motor driven positive displacement piston type foam concentrate pump with a rated capacity of .01 to 1.6 gpm with operating pressures up to 400 psi. Page 50