Specifications include, but are not limited to: Part A – Airport Operator Checklist A.1. Anticipated uses and/or features of high-speed rotary plow. This specification is for furnishing one new, unused, complete, fully operational, current production model, all-wheel drive, all-wheel steer, diesel powered airport snow removal vehicle with a front mounted snow blower of heavy duty design and of sufficient capability to perform airport snow removal as required to meet performance criteria and operational safety as specified herein at the Marquette County Sawyer International Airport, Gwinn Michigan. The snow blower head shall be a two-stage rotary design with a reversible helical ribbon auger first stage and a second stage impeller each powered via auxiliary diesel engine. A.2 Size of Priority 1 paved area 3,017,650 square feet A.3 Capacity 5,000 tons/hr (minimum) A.4 Casting distance 100 ft (minimum) @ Snow weight (density) of 30 lb/ft3 A.5 Anticipated speed of operation 5-35 mph A.6 Unusual conditions/problems/obstructions Sawyer International Airport averages over 180 inches of annual snowfall. In addition to clearing Priority 1 areas in the allotted timeframe for commercial air carrier winter operational safety, the specified equipment will see extensive use on lower priority areas within the aircraft operational area (AOA). Snowfall rates at the airport can be extremely high, often exceeding 1 inch per hour. Heavy snow and ice can be expected along with extreme cold conditions.
