R AND M OF INTERNAL ROAD (COOLING TOWER-1 TO 6,STEEL YARD,IDWRS,GT-1 TO 7 ETC.) OF CPP

Amount

Providing and laying Bituminous concrete using crushed stone aggregates of specified grading, premixed with bituminous binder and filler, transporting the hot mix to work site by tippers, laying with paver finisher to the required grade, level and alignment and rolling with smooth wheeled, vibratory and tandem rollers of 8 to 10 T capacity to achieve the desired compaction and density as per specification, complete and as per directions of Engineer-in-Charge. 25/40 mm compacted thickness with bitumen of grade VG-30 as per IS:73/2006 equivalent to bitumen 60/70 @5.5% (percentage by weight of total mix) and lime filler @ 3% (percentage by weight of Aggregate) prepared in Batch Type Hot Mix Plant of 100-120 TPH capacity. Following materials is requried for production of 1 cum bitumenous concrete. (a) Paving asphalt of grade VG-30 of aprpoved quailiity @ 5.5%(percentage by weight of total mix 129.58 Kg. b) Stone agreegate single size: 12.5mm nominal size 0.223 Cum. (c) Stone agreegate single size: 10mm nominal size 0.408 Cum. d) Stone agreegate single size: 6mm nominal size 0.186 Cum. e) Stone chipping/ screenings 4.75mm nominal size 0.623 Cum. f) Dry hydrated lime (factory made) : 66.81 Kg. Weight of 1 Cum bituminous concrete is 2.356 MT.) Mode of measurement : Measurement shall be made on volumetric basis . Volume of bitumenious concrete will be worked out by weight of concrete recorded at weigh bridge devided by density of BC of 2.356MT/ Cum. Weighment of tipper/ Hyva shall be recorded at weighbridge of Nalco steel yard. The bidder is requested to quoted their price accordingly.

Providing and laying Bituminous macadam using crushed stone aggregates of specified grading premixed with bituminous binder, transported to site by tippers, laid over a previously prepared surface with paver finisher to the required grade, level and alignment and rolling with smooth wheeled, vibratory and tandem rollers of 8 to 10 T capacity to achieve the desired compaction and density as per specifications , complete as per specificatons and directions of Engineer-in-Charge.- 50 to 100 mm average compacted thickness with bitumen of grade VG-30 @3.50% (percentage by weight of total mix) prepared in Batch Type Hot Mix Plant of 100-120 TPH capacity. Requirement of ingredients for production of 1.0 Cum bituminous macadam. (a) Paving asphalt of grade VG-30 @ 3.5% by weight of total mix 76.83 Kg. (b) Stone agreegate single size: 25mm nominal size 0.282 Cum. c) Stone agreegate single size: 10mm nominal size 0.565 Cum. (d) Stone agreegate single size: 6mm nominal size 0.282 Cum. (e) Stone chippings/ screenings 4.75mm size 0.282 Cum. Weight of 1 Cum bituminous macadam is 2.195 MT.) Mode of measurement : Measurement shall be made on volumetric basis . Volume of bitumenious macadam will be worked out by weight of BM recorded at weighbridge devided by density of BM of 2.195MT/ Cum. Weighment of tipper/ Hyva shall be recorded at weighbridge of Nalco steel yard. The bidder is requested to quoted their price accordingly.

Providing and applying tack coat using bitumen emulsion conforming to IS: 8887, including preparing the surface & cleaning with mechanical broom as per specification and direction of Manager in charge. (a) On W.M.M. @ 0.4kg/sqm.

Providing and applying Tack coat using bitumen emulsion conforming to IS: 8887, including preparing the surface & cleaning with mechanical broom as per specification and direction of Manager in charge. (b) On Bituminous surface @ 0.25kg/sqm.

Scarifying WMM road surface inclduding disposal of rubbish lead upto 50mtr and consolidating with road roller of 8 to 10 T capacity all complete as per direction of the manager in charge.

Providing & Laying Wet mix Macadam (WMM) base course with stone aggregate 63mm to 40mm including stone screening,sand,binding materials and including screening ,sorting ,spreading to camber and gradient and consolidating with road roller complete as per the specification etc complete layer thickness will be as per the instruction of Manager in charge.Measurement will be taken for compacted thcikness only.

Providing and fixing Road studs Cat eye of size 100x20 mm made of heavy duty body shall be moulded ASA (Acrylic styrene Acryloretrite) or HIP (High impact polystyrene) or ABS having electronically welded micro- prismatic lens with abrasion resistant coating of 3M make as approved by Manager in charge. The Road stud cat eye shall support a load of 13635 kg tested in accordance with ASTM D4280. The slope of retro- reflective surface shall be 35 (+/-5) degress to base.The reflective panels on both sides with at least 12 cm of reflective area up each side. The luminance intensity should be as per the specification and shall be tested as described in ASTM I: 809 as recommended in BS: 873 part 4 : 1973. The studs shall be fixed to the Road surface using the adhesive conforming to IS, as per procedure recommended by the manufacturer complete and as per direction of Manager-in-charge.

Providing and applying 2.5mm thick Road marking strips (retro-reflective) of specified shade/colour using hot thermoplastic material by fully/semi 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 cost of material, labour, T&P, cleaning the road surface of all dirt, seals, oil, grease and foreign material etc. complete as per direction of Manager-in-charge and accordance with applicable specifications.

Carrying out field tests (bitumen content and gradation test) as per relevant standards and specifications on daily basis after collecting sample of bituminous mix at HMP/site with own laboratory instruments, consummables, sieves, weighing machine with 1 gm accuracy, filter papers, benzene, etc in the presence of NALCO representative as directed by M-I-C (1 set of test includes both bitumen content & gradation tests for three sample collected jointly) (2 sets of tests or more shall be done daily as per direction of Manager-in-charge)

Preparation of subgrade by excavating earth to an average of 22.5cm depth including dressing and cambering etc including compacting of subgrade with power road roller of 8 to 10 T capacity to achieve the desired compaction and density including making good the undulations etc Transporting & disposal of surplus earth within a lead up to 100 mtr complete as per instruction of the engineer in charge.

Supplying, Transporting, stacking and spreading of Moorum / Crusher dust of approved quality and authorised sources.The rates inclusive of stacking, transporting, spreading, royality & other levies and other applicable taxes etc.

Surface dressing of the ground, Road berm including removing vegetation, grass cutting, bush cleaning and removal of inequalities not exceeding 30 cm deep and disposal of rubbish at a designated location inside the plant premises as indentified by the manager in charge in all kinds of soil including levelling etc complete as per specifications and instructions of the manager in charge.

M/s. Power Construction

M/s. BINAYAK CONSTRUCTION

M/s. GANGA JAMUNA ENTERPRISE

M/s Dinesh Enterprisers