SPECIAL REPAIR TO SECURITY FENCING WITH SECURITY POST AND SPL REPAIRS TO CERTAIN ROADS AT BENGDUBI MIL STN UNDER GE BENGDUBI

Amount

Dismantling posts or struts (wood, steel, or RCC) any section, including taking out embedded portion and making good disturbed ground post embedded in concrete, complete all as specified and directed.

Excavation in post holes and/or similar holes each not exceeding 0.50 Cum in soft/loose soil, getting out, removing surplus spoil/ soil to a distance not exceeding 50 metre away from the premises, complete all as specified and as directed.

M&L for plain cement concrete (1:3:6) type C-2, (using 40 mm graded crushed stone aggregates) in foundation, filling and mass concrete, complete all as specified and as directed.

M&L for mild steel comprising of the angle iron, flat iron etc using steel conforming to Fe-290 Gde E-165 as in posts & struts in fencing including cutting tops to shape as diected, drilling holes, notching for wire etc & embedding in the concrete, fillets (for securing wire-mesh etc) and similar works, also including necessary bolting/ riveting, complete all as specified and as directed.

S & F in repair Galvanised, 2 strand, steel barbed wire, 2.24 mm dia, barbed with 2 mm dia barbs at 75 mm spacings and straining and fixing to any type of standard rails, straining bolts including securing or tying at crossings with and provision of galvanised mild steel wire, staples or steel pins, etc. as directed (each line wire to be measured separately ), complete all as specified and as directed.

M & L for preparing of New steel & iron surfaces of any description, not otherwise described, exceeding 10cm in width or girth and applying two coats of synthetic enamel paint over a coat of Red oxide zinc chrome primer, complete all as specified and as directed.

Scarifying or picking of existing WBM/gravelled macadam or bituminous macadam surfaces of area not exc 400 sqm and depth exc 50 mm and n.exc 100 mm including removing of debries etc from site to a distance n.exc 50 metres, complete all as specified and directed.

M&L for laying 75mm thick (compacted thickness) WBM with coarse aggregate of grading 2 (63 to 40 mm size) (lime stone, sand stone, flint or Quartzite), spread, rolled with power roller 8 to12 tonnes & consolidated to gradient/camber required etc, complete all as specified and directed.

All as per item No 8 above but except material i.e using servicable materials rebieved from item No 7 here-in-before.

M&L for preparation of unsurfaced water bound macadam by brushing with wire brushes for removing caked mud etc., sweeping with brooms & finally fanning the cleaned surface with gunny bags to remove all loose dirt and applying evenly a priming /tack coat with cationic bitumen emulsion SS-1 confirming to IS 8887 @ 0.70-1.00 kg/sqm on surface of WBM as specified in table 500-5 of MoRTH specification for road and bridge work 2013, using mechanical sprayer complete all as specified and directed.

M&L for preparation of existing black top surfaces by brushing with wire brushes for removing caked mud etc., sweeping with brooms & finally fanning the cleaned surface with gunny bags to remove all loose dirt and applying evenly a priming /tack coat with cationic bitumen emulsion RS-1 confirming to IS 8887 @ 0.20-0.30 kg/sqm on bituminous surface as specified in Table 500-5 of MORTH specification for road and bridge work 2013, using mechanical spraye, complete all as specified and directed.

M&L for premix bituminous macadam with 4% binder content (paving bitumen of grade VG-30) by weight of total mix prepared in hot mix plant, laying of mix with self propelled sensor based mechanical paver, duly rolled and compacted to required camber and gradient with 08 to 12 tonne power roller and vibrating roller (consolidated thickness 75mm or less) etc, complete all as specified and directed. Notes:- The contractor's quoted rates shall also be deemed to include the following elements: (i) The contractor shall get the mix design done through Govt. approved Lab/ NABL approved Lab and the same shall be got approved from the GE before providing Bituminous Macadum. (ii) In case of variation in the bitumen content as per approved design mix in comparison with the bitumen content as specified above, the variation in quantity of bitumen shall be adjusted @ Rs 55 per Kg.

M&L for Bituminous premix semi dense asphaltic concrete 30mm consolidated thickness with 5.5% binder content (paving bitumen of VG-30 grade) by weight of total mix prepared in hot mix plant, laying of mix with self propelled sensor based mechanical paver, the surfaces rolled and compacted to required camber and gradient with 08 to 12 tonne power roller and tandem vibrating roller etc complete all as specified and directed. Notes:- The contractor's quoted rates shall also be deemed to include the following elements: (i) The contractor shall get the mix design done through Govt. approved Lab/ NABL approved Lab and the same shall be got approved from the GE before providing SDAC. (ii) In case of variation in the bitumen content as per approved design mix in comparison with the bitumen content as specified above, the variation in quantity of bitumen shall be adjusted @ Rs.55 per Kg . (iii) The thickeness of SDAC indicated above is the minimum thickness, Further, it is clarified that no payment for the addl. thickness in case required to be provided to achieve the desired levels, slope & making good the undulations etc, all as directed by the GE, shall be made.

M & L for thermoplastic road marking paint, white or golden yellow @ 5kg/Sqm, conforming to BS-3262 applied on road/pavement as in lines, dashes, arrows, letters etc, exc 10 cm in width & of thickness not less than 2mm, with and including combination of retro-reflective glass beads 300 gm/ Sqm all as per manufacturer's instructions, using special applicator machine etc, complete all as specified & directed.

S&F cat eye ABS confirming to INC code 67-3977 having load bearing capacity of 13.5 tonne (point load) of approx size 100 x 100 x 20mm high with reflectors on both sides, on road surfaces with and including epoxy/approved adhesive all as per manufacturer’s instructions, complete all as specified and directed complete all as specified and directed.

S&F metal tubular dealineator made out of ABS round body fitted with 2 Nos 65 mm dia highly reflective reflectors made out of PMMA and mounted on 45/50 mm dia mild steel pipe of 600 mm height duly powder coated and thermoplastic elastomer 3 bands of green, red and yellow reflector radium tape of 25 mm wide strips with anti theft steel net for reflector protection including embedding in PCC 1:2:4 (150x150x300mm) type B1, complete all as specified and directed.

Surface dressing n exc 15cm deep in soft and loose soil, on the uneven surfaces of natural ground, filled up area, removing vegetation, scrapping high patches, filling in low patches the scrapped soil to obtain an even and neat look on the road side berms etc including dispsoal of debries outside the site premises, complete all as specified and directed by GE.

NAYAK BROTHERS (BID ID -3130656)

M/S KAR CONSTRUCTION (BID ID -3130658)

M/S SEN CONSTRUCTION (BID ID -3126284)

M/S Vaishno Constructions (BID ID -3126634)

M/S CONTRACTS (BID ID -3130737)

SARKAR ENGINEERING CO. (BID ID -3126322)

KD SAHA and CO.INDIA (BID ID -3125860)