REPAIR AND MAINTENANCE OF CPP PERIPHERY ROAD

Scarifying metalled (water bound) :Scarifying metalled (water bound)/black top road surface including disposal of rubbish, lead upto 50mtr and consolidation of the aggregate received from scarifying with power road roller of 8 to 10 tonne capacity all complete as per direction of the manager in charge.#

Surface dressing :Surface dressing of the ground on all kinds of soil including removing vegetation and inequalities not exceeding 30 cm deep and disposal of rubbish, lead up to 100 m and lift up to 1.5 m.#

Earth work in excavation over areas :Earth work in excavation over areas in all kinds of soils by mechanical means (Hydraulic excavator)/ manual means for roads, pavements etc., to required size and slope, levelling to line and grade, channelizing the water including dewatering if necessary, to keep the surface dry, stacking the useful material for reuse and disposal of unserviceable material to a lead upto 100 m and lift upto 1.5 m all complete as per specifications and directions of MIC.#

Back Filling of available excavated eart :Back Filling of available excavated earth (excluding rock) in foundations, trenches, plinths, etc. in layers not exceeding 20 cm in depth, consolidating each deposited layer by mechanical means/ manual means, ramming and watering, including loading, unloading, transportation by mechanical means all complete as per specifications and directions of MIC.#

Disposal of surplus earth :Disposal of surplus earth, dismantling materials, debris etc. generated during execution of work, including loading, unloading, transportation by mechanical means from site of work to designated areas on NALCO land lead upto 3 kms, spreading, compacting, dressing all complete as per specifications and direction of MIC.#

P/L black granite stone boulders :Providing and laying black granite stone boulders for soling/pitching and filling the interstices with Crusher dust including loading, unloading, transporting, segregating, laying, packing with spoils, preparing the surface, watering, compacting with necessary number of passes using power road roller of 8 to 10 tonne capacity. All complete as per the specifications and directions of MIC. (Payments shall be made on the basis of consolidated thickness of boulder soling)#

P/L Wet mix Macadam (WMM) :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 of minimum 8 to 10 tonne capacity to achieve specified values of compaction 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.#

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

P/L Bituminous concrete :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 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.#

P/L Bituminous macadam :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 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.#