SPECIAL REPAIRS TO BITUMINOUS ROAD AT CERTAIN LOCATION AT CHORD LINE UNDER GE (NORTH) KOLKATA

Amount

M&L for preparing existing black top surfaces by brushing with wire brush for removing caked mud etc sweeping with brooms and finally fanning the cleaned surfaces with gunny bags to remove all loose dirt etc and applying a priming/tack coat with paving bitumneous primer (VG-30) grade @ 5 Kg per 10 Sqm.

M & L for bituminous premixed semi dense asphaltic concrete by mecanical paver, 40 mm consolidated thickness using crushed graded stone aggregate mixed with binder content @ 5.5% by weight of total mix using paving bitumen, rolled and compacted to required chamber and gradient with 10 to 12 tonne capacity power roller complete all as specified.

M&L for premixed bituminous macadam (consolidated thickness 75 mm or less), using binder contents 4% by weight of total mix, over primed surfaces of road using paving bitumen (grade VG-30), any penetration, laid/rolled and compacted with 10 to 12 ton power roller to required camber and gradient over tack coat complete all as specified in SSR 2009 (Part - I) and as directed.

Material and labour for providing and applying 2.50mm thick road marking strips (Retro-reflective ) of specified shade/colour using hot thermoplastic material by fully automatic thermoplastic paint applicator machine fitted with profile shoe, Glass beads dispenser, propane tank heater and profile shoe heater, driven by experienced operator on road surface including cleaning the road surface of all dirt, seals, oil, grease and foreign material etc, complete as per direction of Engineer-in-Charge and accordance with manufactuers specifications.

Supply and fixing due directional CAT's Eyes (Road studs) of size 110 X 128 X 29.5 mm made out of ABS (Astronitrilite Butadiene Styrene) Plastic dynamically designed having high impact stregnth and fitted with 2 Nos hight refiective reflectors on both sides, weight 248 gm (approx) fixed with suitable adhesive contoring to IS as per procedure recommended by manufacturer complete all as specified and directed.

Surface dressing n. exc 15 cm deep and getting out in soft/loose soil complete all as per specified and directed.

M&L for Plain Cement concrete (1:4:8), type D2 (using 40mm graded aggregate) as in foundations, filling and mass concrete complete all as per specified and directed.

M&L for 25 cm thick (compacted thickness) sand cushioning under interlocking tiles including watering and consolidation complete all as per specified and directed.

Dismantling existing interlocking tiles including cement mortar bedding (but not backing), removing serviceable tiles to store and rubbish off the premises complete all as per specified and directed

M&L for Machine pressed precast concrete interlocking paver block of any shape and size with grey cement and pigment confirming to IS 15658-2006 of 60 mm thickness, M-35 Grade complete all as per specified and directed

Demolition of RCC in floor/manhole cover and similar work not exceeding 15cm in thickness complete and all as directed

M&L for pre-cast RCC(1:2:4), type B1, nominal mix using 20mm graded stone aggregate, as in manhole/drain covers etc. set in cement mortar (1:4), complete all as specified and directed.

Material and labour for mild steel TMT bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending lapping etc. as required ,complete all as specified and directed.

Supplying and fixing retro reflective Overhead informatory road signage and boards, made up of 2 mm thick aluminium sheet, face to be fully covered with high intensity and encapsulated lens type heat activated retro reflective sheeting conforming to type - III of ASTMD- 4956-01 as approved by Engineer-in-charge, letters, borders etc. as per IRC : 67-2001 in silver white with blue colour back ground and with high intensity grade, pasted on substrate by pressure sensitive adhesive backing which shall be activated by applying pressure conforming to class II of ASTM-D-4956-01 and fixing the same to the plate of structural frame work by means of suitable sized aluminium alloys, rivets or bolts & nuts @ 300 mm centre to centre all along the periphery as well as in two vertical rows along with theft resistant measures, including the cost of painting with two or more coats of epoxy paint in grey colour on the back side of aluminium sheet including appropriate priming coat. The rate includes the cost of rounding off the corners, lowering down the structural frame work from the gantry, fixing and erecting the same in position all complete as per drawings, specification and direction of the engineer-in-charge.(Structural frame work including M.S. plate to be provided separately. Rectangular area of the sheet only shall be measured for payment).

Supply and fixing Road Traffic Safety Cone Hexagonal type of height 1000mm and weight 4.5 kg made out of ABS (Astronitrilite Butadiene Styrene) Plastics complete all as specified and directed. (Make :Model DTD-HX1000 Part DTD-HX1000 of Nilkamal Brand or equivalent as approved by GE )

Sabitri Jhunu Enterprise

CHOWDHURY SMALL INDUSTRIES