Description of Requirement.pdf

Description of Requirement

APB Utility Tractor and Rotary Tiller

Quantity: 1 each tractor and tiller

Purpose:

The U.S. Army Engineer Research and Development Center (ERDC) is engaged in an advanced technology demonstration aimed at supporting military force projection, with a particular focus on improving methodologies for engineer maneuver support functions. This initiative is vital for maintaining ERDC's leadership in research and development that enhances the operational readiness and efficiency of military engineering units. A critical aspect of this effort involves the daily, intensive use of a tractor with tiller attachment, an essential machine for processing and tilling soils for test section construction at ERDC's Hanger 2 testing facility. The current tractor has seen extensive use over many years and is now outdated, leading to increased maintenance needs and the risk of operational delays.

The growing demands of ERDC's Airfields and Pavements Branch—which has expanded significantly in both personnel and project scope—further exacerbate the pressure on this aging equipment. A new, modern tractor would provide greater reliability and ensure that all team members can efficiently access the equipment necessary for their work. This requirement is crucial for maintaining productivity and meeting requirements of current and future products.

By investing in new, advanced equipment, ERDC reaffirms its commitment to innovation and excellence, directly supporting the Army’s broader mission and ensuring mission success through enhanced capabilities and operational readiness.

The specific requirements for this new equipment are detailed in the following sections.

Requirements: John Deere Model 6M 115 Utility Tractor or Equivalent with RT23 Series Rotary Tiller or Equivalent compatible with tractor.

• Operating Weight: 13,800 lb

• Cab Type: Cab with ergonomic controls and large windows for optimal visibility

• Engine Type: 4.5L 4-Cylinder Diesel engine; 2100 rpm

• PTO Power: 88 HP

• Horsepower: 115 HP

• Transmission: 24-Speed 40km/h

• Creep Mode for transmission

• Hydraulic Pump: 45-cc:30gpm

• Hydraulic System: Pressure compensated

• Two ISO couplers for rear selective control valves

• Reverser: Electronic left-hand

• Overall length and weight: 168.9-in (L) x 96.8-in. (W) x 110.2-in. (H)

• DEF tank: 5.0 US gal

• Drive System: Four-wheel drive (4WD) for enhanced traction

• Brakes: Hydraulic wet disc brakes for reliable stopping power

• Steering System: Hydrostatic power steering

• Rear power take-off (PTO): 540 PTO; 1977 rpm

• Rear Axle: flange-type rear axle

• Front Axle: MFWD Standard

• Front Axle: Self-locking differential

• PTO actuation: In cab switch

• Parking Brake: Wet disc type

• Tires: Front-380/85R24; Rear-460/85R34

• Steering: Dynamic load sensing Type

• Rollover Protective Structure: Gearshift – console/floor

• Alternator size: Standard 14 V125 amp

• Battery: Standard 12V/154 amp-hr

• Rear hitch lift capacity: 2/3N; 9581 lb

• Fuel Capacity: 46.2 US Gal

• Seat: Standard seat with air suspension

• Payload Capacity: Suitable for a variety of heavy-duty tasks

• Turning Radius: 14.8 ft (4.5 m)

• Wheelbase: 94.5 in (2.4 m)

• Standard Features: Speedometer, odometer, tachometer, trip meter, hour meter, clock, gear indicator (with creep mode), fuel gauge, coolant temperature gauge, lighting system, and dual

DC outlets

Tiller Requirements:

• 102 in. working width

• Heavy duty gear drive

• Multi speed gearbox

• Category 2 quick hitch compatible

• Six “L-type” tines per rotor

• Eleven rotors

• Wear shoes

• Slip clutch on drive shaft

• Tiller must be compatible with tractor

Shipping to ERDC must be included in quote.

Solutions that do not meet these requirements should not be considered.

Required Delivery: 60 days after date of award

Delivery location:

ERDC – APB

3909 Halls Ferry Rd.

Vicksburg, MS 39180