REPAIR TO ROAD, BERM INCLUDING KERB STONE AND ROAD FURNITURE UNDER GE(C) KOLKATA

Material & labour of repair to pot holes of exc 30 cm depth, not exc 1.00 Sqm each incl sweeping free from dust and mud or water, scoring sunken surfaces in roads etc and cutting around edges to at least 25mm in depth and making good by applying tack coat of bitumineous primer VG-10 at 5 kg/ 10 Sqm putting in premixed bituminous macadam, well rammed and sealed with binder 9.8 kg per 10 sqm, binded with 0.09 cum of stone chippings, 6.3mm size and again well rammed complete all as spd & directed.

Material & labour scarifying or picking gravelled, macadam or bituminous macadam surfaces in area not exc 400 Sqm including disposal of dismantled material complete all as specified & directed.

Material & labour for preparation of existing black top surfaces / BM surface 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 and applying evenly a priming / tack coat with bituminous primer by using paving bitumen VG-10 grade @5Kg per 10 Sqm of road surface with mechanical sprayer complete all as specified & directed.

Material & labour for premix bituminous macadam 50 mm (mix) consolidated thickness with 3.3% (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, spread, rolled and consolidated to gradient and camber required and all as specified in para 20.B.3 & sub para 20.B.3 of MES Schedule Part I complete all as specified and directed

Material & labour for applying a tack coat over existing bituminous surface @ 0.5 Kg/Sqm of 20/30 bitumen and providing and laying 25mm thick bitumen mastic asphalt on prepared surface strictly in accordance with IS specification No5317-2002(As latest modified) with mastic i.e. bitumen of grade 20/30 @5.625 Kg /Sqm (minimum) mixed stone dust (lime stone powder with calcium value 80%) @0.008 Cum/Sqm and stone chipping of size 12.5mm and 10mm @0.0096 Cum/Sqm and sand @0.004 Cum per sqm and inerting stone graded of 22mm size with 0.017 Kg/Sqm of 20/30 bitumen per Sqm for anti skiding including all tools and plants etc complete all as specified and 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, they 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 the Work after conclusion of Contract and shall have to be done as specified above complete all as spd and directed.

Material & labour for preparing bituminous surface of road and marking 2.5 mm thick centre lines, stop lines, dashes, arrows, letters, zebra cross etc and the like n.exc 10cm wide on roads, pavements with hot applied thermoplastic road marking paint of approved colour as per IRC 35 conforming to BS 3262-1989 with 20% glass beads (intermixed), spread and laid by automatic mechanical machine engine drive complete all as specified and as directed.

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

Material & Labour for Chequered Cement concrete tiles 30cm x 30cm x 25mm thick, machine pressed; including 15 mm thick screed bed in CM (1:6) set jointed and pointed in neat cement slurry with grey cement and no pigments in floors, and cut and polished complete all as specified and as directed.

Material & labour for 75mm thick PCC M-10(Nominal Mix) (using 40mm graded crushed stone aggregate) as in sub-bases of flooring complete all as specified and directed.

Material & labour for sand filling under floors or in foundation including watering and consolidation complete all as specified and directed