Indian Army issues RFI for High Mobility Vehicle 8X8 to Carry Arjun Tanks

Ministry of Defence, Government of India, intends to acquire approximately 36 x High Mobility Vehicle 8×8 GS (Prime Mover for Trailer 70 Ton Tank Transporter) and Request For Information (RFI) to acquire a vehicle to be used for transportation of Trailer 70 Ton Tank Transporter loaded with medium, heavy tanks weighing up to 70 Tons on metalled roads and tracks. As per RFI the vehicle should be given 8×8 drive and is capable of operating as a General Service High Mobility load carrier with a payload capacity of not but 12 Tons in plains, deserts and race conditions prevalent within the country within a temperature range of 0 0C to 450C. The platform should facilitate modification for other uses including troop carriage, containerization, and specialist roles. Operational Parameters And Broad Technical Requirements (a) The vehicle should employ contemporary technology altogether its systems to deliver optimum performance and reliability. (b) Vehicle Dimensions and Weight. the general dimensions and weight of the vehicle should allow it to travel across a bridge classification of Class-70R of IRC:6- 2014 when towing a trailer loaded with a payload of 70 Ton. (c) The vehicle should have a facility for straightforward and quick conversion to the flatbed configuration by removal of sidewalls, superstructure, and tailboard. The vehicle should have locking arrangements for container transportation. 4. Broad Technical Requirements. (a) Engine. The vehicle engine will have the subsequent characteristics:- (i) sort of Engine. Contemporary Turbocharged diesel meeting BS III norms. (ii) Engine Output. The engine output won't be but 300 KW. The engine power should enable the vehicle to haul a GCW within the range of 115 to 125 Ton over a gradient of seven 0. The GCW includes the in-service trailer having an unladen weight of less than 28 Ton, MBT Arjun Mk-I 62.5 ton or Mk-IA 68 ton, and therefore the weight of the first cause with the counterweights (ballast weights) as recommended by the OEM. 2 (iii) Fuel Efficiency. The vehicle should be fuel-efficient and economical to work when hauling a Gross Combination Weight (GCW) within the range of 115 to 125 Ton under test conditions. (iv) Average Engine Life. Average engine life shouldn't be but 1,50,000 km/ 11 years whichever is earlier. (v) the general design should be modular for simple replacement. (b) gearing . (i) The transmission should be an all-time 8×8 Manual/AMT. Differential lock facility are going to be provided on all axles. the power of the inter-axle differential lock also will be provided. Engagement of high/ first gear and differential lock to be possible from the driver’s cabin. (ii) Power Take-Off arrangement are going to be provided on the gearbox/transfer case. (iii) A winch mechanism are going to be provided to facilitate the loading of an unserviceable tank on the trailer. (c) brakes . The vehicle should have a up to date brakes with ABS. additionally to the Service brakes, Emergency, Parking, and Exhaust brakes should be provided. The hand brake must be ready to hold the vehicle on all gradients which are capable of negotiating. Brakes to suits the newest IS applicable at the time of trials. A twin circuit brakes are going to be provided for towing the trailer. (d) Hill Assist Feature. A Hill Assist Feature are going to be provided to stop vehicle roll-back on a steep gradient. (e) Suspension. The suspension are going to be supported semi-elliptical multi-leaf springs and parabolic bogie mechanism or better system. (f) steering mechanism . The vehicle should have right Drive with adjustable tilt and telescopic power-assisted steering . Emergency power-assisted steering are going to be provided to enable steering of the vehicle when engine power is transitioned . (g) Cabin and Body. The vehicle cabin shall be supported a totally forward control design. The cabin are going to be hydraulically tiltable. A self-adjusting hydraulic/pneumatic seat are going to be provided for the driving force . The co-driver seat are going to be manually adjustable. Three-point seat belts are going to be provided for both the seats. A berth type seat to be provided behind the driving force and co-driver seats. The cabin are going to be fitted with Heating, Ventilation, and air con system. The cabin will have provision for central locking. The load body should be having a light-weight superstructure that's easily removable with a canvas top. It should have adequate space for storing for counterweights (ballast weights) and carriage of general service loads. (h) Central Tyre Inflation System. Central Tyre Inflation/deflation system are going to be provided for dynamic inflation/ deflation of tires to take care of the rated tire pressure. (i) Camouflage and Concealment. (i) The vehicle should have as low a silhouette because the physical characteristics permit. (ii) Provision are going to be made for the carriage of camouflage nets and poles. Brackets shall be provided at suitable places with which posts/ poles of camouflage net are often fitted. (j) Storage Facilities. Rifle racks to be provided for the driving force , co-driver, and crew members within the driver compartment. Stowage arrangements for 2 Showels and Pickaxes, camouflage net poles, 5-liter oil can, and eight x 20 liters jerricans (for spare fuel) to be provided. A 150-liter capacity SS cistern also will be provided. (k) Vehicle Performance Parameters. The vehicle to preferably has the subsequent capability:- (i) Gradeability. (aa) Not but 7 0 with 125 Ton Gross Combination Weight (Restart gradeability). (ab) Not but 300 with a payload of 12 Tons. (ii) Side-Slope Stability. Not but 300 with a payload of 12 Tons. (iii) Turning Circle Diameter. 25 m + 0.5 m (iv) Ford-ability. Min 1200 mm with stop and Min 1400 mm pass (with preparation) (v) Ground Clearance. 400 mm + 30 mm in laden condition. (vi) The angle of Approach. 300 + 2 0 in laden condition. (vii) The angle of Departure. 350 + 2 0 in laden condition. (viii) Power to Weight Ratio. Not but 12 KW/Ton with a payload of 12 Ton. (ix) Ditch Crossing Ability. Not but 2000 mm (x) Vertical Step Climbing Ability. Not but 600 mm