REPAIR AND MAINTENANCE OF ROAD AND ALLIED WORKS INCLUDING ROAD FURNITURE UNDER GE(A) KOLKATA

Amount

Demolition of Cement concrete (un-reinforced) of any description and in any position not otherwise specifically provided for complete all as specified and directed.

Dismantling stone slabs and tiles of any description or thickness in floors, aprons etc complete all as specified and directed.

Scarifying or picking gravelled, macadam or bituminous surfaces in area exc 400 Sqm and average depth n.exc 50mm deep including removal from site of work complete all as specified and directed

M&L for repair to potholes of depth exc 30mm and area not exc 1.00 Sqm each including sweeping free from dust and mud or water, scoring sunken surfaces in roads etc.cutting around edges to at least 25 mm in depth and making good by applying tack coat with bituminous primer VG-10 at 5Kg per 10 Sqm putting in 40mm premixed bituminous macadam and again well rammed complete all as specified & directed. Note:- Quoted rate shall be deemed inclusive of supply of premixed macadam, binder and chippings.

M&L for preparation of bituminous top surfaces by brushing with wire brush for removing caked mud etc sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc including applying evenly a tack coat with paving bitumen (VG-10) @5Kg per 10 Square Metre with mechanical pressure sprayer complete all as specified & directed.

M&L for premix bituminous macadam (consolidated thickness 75mm or less) with 4.00% (minimum) paving bitumen (VG-30) as a binder by weight of total mix and grading of aggregates & design criteria as specified in SSR Part-I clause No 20.B.2.5.4(b) & 20.B.2.5.2 laid / rolled and compacted to required gradient and camber all as specified in para 20.B.3 & sub para 20.B.3 of MES Schedule Part - I and as directed Notes:- 1. No price adjustment shall be applicable if the approved quantity of binder as per design mixed is more than specified quantity. 2. The contractor is advised to assess the realistic quantity of binder for the Design Mix specified above before quoting. If considered necessary, thay may get the Design Mix done on their own before quoting the Tender. However, the Design Mix done prior to quoting of Tender shall not be considered for incorporation in teh work after conclusion of Contract and shall ahve to be done as specified above complete all as specified and directed.

M&L for providing premix carpet 20mm consolidated thickness with 0.27 cum of stone chippings mixed with 14.60 Kg of binder (Paving bitumen) rolled and consolidated to required gradient and camber, with exc 8 tonne & n.exc 12 tonne power roller complete all as specified and directed.

M&L for applying evenly a tack coat over existing bituminous surface @ 5 Kg/ 10 Sqm (20/30 bitumen) and providing and laying 30mm thick mastic asphalt on prepared surface strictly in accordance with IS specification No 1195 of 1978( As latest modified) with mastic (i.e. bitumen of grade 20/30) @ 8.98 Kg mixed with stone dust (lime stone powder with calcium value 80%) @ 0.016 cum and stone chipping of size 12.5mm and 10mm @ 0.0192 cum and sand @ 0.008 cum per Sqm with bitumen of grade 20 / 30 and finally providing stone aggregate of size 20mm @0.005 Cum per Sqm, mixed with 0.017 Kg per Sqm of bitumen of grade 20 / 30, for anti skidding including dismantling old mastic asphalt black top surface of any thickness by mechanical tools and plants, cleaning and removing dismantled material from site etc complete all as specified and directed by Engineer-in-Charge.

M&L for 2.5 mm thick painting to road surface as in lines, dashes, arrows, letter, zebra cross etc on roads. Pavements like etc with thermoplastic road marking paint conforming to BS 3262 with 20% glass beads (intermixed) spread and laid by automatic mechanical machine engine drive complete all as specified and as directed. Make :-STP Limited ( Shalimark / ShaliMark W), SNI Infratech Pvt Ltd (ESN TRMP), Maruti Bitumen Pvt Ltd (MARUTI REFLO MARK)

M&L for reflective pavement markers Cat's Eye of size 100mm x 100mm x 20mm of poly carbonate lens working exclusively on micro prismatic lens type technology to be fixed with epoxy resin adhesive after and including cleaing of surface complete all as specified & directed by Engineer-in-Charge as in repair. Make:- 3M / Dark Eye / SINOR INFRASTRUCTURE

S&F of solar stud aluminium alloy shall (100% water proofing design according to 65) of size 125mm x 125mm x 25mm (shank 65mm) of high efficiency Mono rystafie solar panel 2.4V/0.3 watt one Nl-ed rechargeable battery (1.2V / 1600 MA) consisting of super bright LED with 10,000 to 18,000 mcd completed as per manufacturers instructions etc complete all as specified and directed as in repair. Make:- Dark Eye model No DA 975 or equivalent product of Oscar Safety Solution / 3M

S&F of convex mirror of 900mm dia made pole mounted on MS heavy grade pipe 50mm dia duly powder coated with anti-rust, anti theft and 1.2 metre high from GL with 300 mm (minimum) embedded in and including PCC M-10 using 40mm graded stone aggregate and two coats of paint by hot pressing over a coat of red oxide around the pipe in full perimeter all as per MOST and IRC specifications complete all as specified & directed as in repair . Make:- Oscar Safety Solution / Dark Eye / 3M / ABS Engineering.

S&F of plastic speed bump of 750mm length x 250mm width x 75 mm high and made of ABS material with 2 nos high reflective reflectors moulded in PMMA and fixed with 4 nos nail and epoxy adhesive (base bumper & hole) on road surface complete all as specified and as directed and as per manufacturer's specifications (load capacity 50 Ton) as in repair. MAKE :- Model no DA-1006 of Dark Eye or equivalent model of Oscar safety Solution /ABS Engineering /3M

Manufacturing, supply and fixing of sign board of retro reflective high intensity prismatic grade sheet of any colour / type as per type-IV of ASPN D-4956 mage of aluminium sheet 2.00mm thick cut to size of 1.20 x 0.9 mtr fixed to hollow MS square tube (Medium Grade), 2.5mm wide (2 Nos all round) frame work by keeping aluminium sheet in between two MS square tube incl necessary rebating, bolting to join the the sheet, welding 4 Nos MS bolt (2 Nos at either ends) to fix / hang the signboard, fixing the board upon 02 Nos GI pipe (medium grade) 40mm bore 2.0 mtrs high support (vertically) abobe GL and grouting end in PCC block of size 40 x 40 x 50 cm 1:3:6 type C2 incl necessary earthwork, returning / filling, removal of surplus earth etc and applying two coats of synthetic enamel paint ove a coat of red oxide primer on exposed steel surfaces incl dismantling existing sign board and removing from site complete all as specified and directed

M&L for PCC (1:4:8), type D2(using 40mm graded stone aggregate) as in mass concrete, sub base paving surface complete all as spd and directed

M&L for 60mm thick coloured machine pressed precast concrete interlocking paver block any shape and size conforming to IS 15658-2006 M-35 Grade with grey cement with pigment complete all as specified and as directed.

Labour only for laying machine pressed pre-cast concrete interlocking 60mm thick paver block including 100 mm thick kankar or laterife spread rolled and consolidated to gradient and camber required complete all as specified and directed

M&L for sand filling under floors or in foundations including consolidation complete all as specified and directed .

M&L for providing and laying at or near ground level factory made kerb stone of M-25 grade cement concrete in position to the required line, level and curvature, jointed with cement mortar 1:3 including making joints with or without grooves (thickness of joints except at sharp curve shall not be more than 5mm) including making drainage opening wherever required complete all as specified and directed.

M&L for preparation of new concrete surfaces over 10cm in width or girth, not otherwise described and applying two coats of synthetic enamel paint over a coat of primer complete all as specified and directed.

Note: Schedule of credit (SCHEDULE OF CREDIT) amount of Rs 4,550.00 mentioned on Page No 25 shall be deducted from the total quoted amount of BOQ.

DAS ENTERPRISE

ARJUN DAS VALECHA

Piu Projects

Sabitri Jhunu Enterprise

SUROJIT GHORUI

Tirupati Buildcon Pvt. Ltd.