supply and delivery at site of 05 five numbers of trailers with compartments. , technical specification of coveredhydraulic tractor trailer function secondry collection of waste number of wheel 2(two) capacity 3 cubic meter (approx.) size 27501mm*15oomm*6oomm+450 mm upper chassis fabricated from 100 mm*5omm*6mm m.s channel with cross member of the same section chassis fabricated from 1oomm*5omm*6mm m.s channel with cross member of the same section & 50 mm* somm* 6 mm m.s angle. drawbar a triangular type drawbar made from 100 mm*50mm*6 mm m.s channel with spring with spring loaded i hook of 36 mm dia. m.s round. parking stand a screw jack type parking stand fabricated from 50 mm dia. m.s round with base plate of 25 mm thick 100 mm square. sides & top structure sides & top structure fabricated from 75 mm*40mm *6 mm m.s channel, 4omm*4omm*6mm* sides & top structure fabricated from 75 mm*40mm *6 mm m.s channel, 4omm*4omm*6mm* m.s angle , for biodegradable& non-biodegradable waste the structure provided with a tilting type partition when hydraulically lifting at 900 mm back side with hinged arrangement to be fabricated from 4omm*4omm* 6mm m.s. angle with 2.5 mm crc sheet. leachate sides & top sheet sides to be covered with 2.5 mm thick crc sheet & top with 2 mm thick. cylinder 125mm. dia* 1050mm. height telescopic type hydraulic cylinder with hydraulic pipe for joint with the tractor with necessary accessories axle 1 (one) no. 65 mm square m.s axle with heavy duty c.i hubs & tapper roller bearing size 30209 (skf) spring 2 (two) set 65 mm* 11mm *12 leaves laminated leaf spring with u clamp u bolt &shackle plate. tyre, tube, rim 2(two) nos new 750-16(16 ply) nylon (ceat/mrf/birla/jk) tyre& tube with heavy duty five- hole rim. , a drain plug/ hole would be provided to drain the leachate or for cleaning along with collection reservoir. side dala each side 2(two) nos unloading dala fabricated from 35 mm* 35mm *5mm m.s angle with cross member of the same section. top dala each side provided with 2 nos loading dala fabricated from 30 mm* 3omm* s mm m.s angle with cross member of the same section. platform sheet platform to be covered with 5 mm c.r c sheet with standard length paint the t. t container shall be spray painted with two coat of superior quality anti-corrosive primer & two coats of enamel paint of reputed make. colour blue for non-biodegradable waste & green for biodegradable waste. materials the material for the container would be steel conforming to is 2062. top door hinges, tail gate hinges, top flap support, top bottom frame supports, angles, channels, tee, anchor pins, locking arrangement of tailgate should be heavy duty of rugged steel. rugged steel. messages ulb logo and name of the ulb should be painted on each container along with messages as specified. green colour- compostablewasteinbengalibluecolour-non compostable waste in bengali language.