Construction of 1 x 35 Mtr Span plate Girder Bridge at Peerrpora Khar Mohalla Hakura over Nallah Bud.

Sub Structure

Earth work in excavation by mechanical means (hydraulic excavator) in trenches for foundations, drains, pipes, cables etc. (not exceeding 1.5 m in width) and for shafts, wells, cesspits and the like not exceeding 10 sqm on plan, including dressing of sides and ramming of bottoms lift upto 1.5 m, including getting out excavated earth and disposal of surplus excavated earth as directed, within a lead of 50 metres: All kinds of soil :

Extra for every additional lift of 1.5 m or part thereof in excavation/banking excavated or stacked material All kinds of soil :

Pumping out water caused by springs, tidal or river seepage, broken water mains or drains and the like with pump of Capaciuty KL / hour . During the execuation of work

P/L in position cement concrete in 1 : 2 : 4 (1 cement : 2 coarse sand : 4 graded crushed stone aggregate, 40mm nominal size) excluding the cost of centering and shuttering but including carriage of all materials from approved sources up to site of work complete.

Providing and laying in position machine batched and machine mixed design mix M-35grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, includingpumping of concrete to site laying but excluding the cost of centering, shuttering, finishing and reinforcement, includingadmixtures in recommended proportiond as per IS:9103 to accelerate, retard setting of concrete, improve workabilitywithout impairing strength and durability as per direction of Engineer-in-charge. Note: - Cement in this item is @ 350 kg/cum. Excess or less cement used as per design mix is content considered payable or recoverable seperately all works in substructure upto dirt wall level..(upto plinth level)

Providing and laying in position machine batched and machine mixed design mix M-35grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, includingpumping of concrete to site laying but excluding the cost of centering, shuttering, finishing and reinforcement, includingadmixtures in recommended proportiond as per IS:9103 to accelerate, retard setting of concrete, improve workabilitywithout impairing strength and durability as per direction of Engineer-in-charge. Note: - Cement in this item is @ 350 kg/cum. Excess or less cement used as per design mix is content considered payable or recoverable seperately all works in substructure upto dirt wall level..(above level upto level V)

Centering & shuttering including strutting, propping etc including removal of form work

Foundations, footings, bases of columns etc. for mass concrete

Retaining walls, return walls, walls (any thickness) including attached pilasters buttresses, plinth and string course fillets, kerbs andsteps etc.

Providing and laying of stone soling, /Second class stones hand packed behind abuts dirt walls to the level of approach slab, including carriage of same from approved source upto site of work complete.

Back filling of excavated material in foundation trenches over raft foundation, and behind the abutnent approaches, to be spread in layers of 250mm up to the level of river bed also including ramming and watering of the earth inlayers not exceeding 20 cm in trenches, plinth, sides of foundation etc. complete

Reinforcement for RCC work including straightening cutting, bending, placing in position and binding all complete (Thermo mechanically treated bars) including all carriages complete.

Super structure

Providing, fixing and Installation of elastomeric bearings as per design drawings (to be submitted to manifucturer) and positions shown thereoff. All complete as per the directions of incharge engineer at site

Providing and laying in position machine batched and machine mixed design mix M-40grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, includingpumping of concrete to site laying but excluding the cost of centering, shuttering, finishing and reinforcement, includingadmixtures in recommended proportiond as per IS:9103 to accelerate, retard setting of concrete, improve workabilitywithout impairing strength and durability as per direction of Engineer-in-charge. Note: - Cement in this item is @ 360 kg/cum. Excess or less cement used as per design mix is content considered payable or recoverable seperately all works in substructure upto dirt wall level..(above level upto level V)

Providing and laying in position machine batched and machine mixed design mix M-35grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, includingpumping of concrete to site laying but excluding the cost of centering, shuttering, finishing and reinforcement, includingadmixtures in recommended proportiond as per IS:9103 to accelerate, retard setting of concrete, improve workabilitywithout impairing strength and durability as per direction of Engineer-in-charge. Note: - Cement in this item is @ 350 kg/cum. Excess or less cement used as per design mix is content considered payable or recoverable seperately all works in substructure upto dirt wall level..(above level upto level V)

Centering & shuttering including strutting, propping etc including removal of form work

Suspended floor,roofs landings plateform

Reinforcement for RCC work including straightening cutting, bending, placing in position and binding all complete (Thermo mechanically treated bars) including all carriages complete.

Structural steel work in super-structure by way of built up Plate Girder Sections, Stiffenerplates, Splice Plates, Wind Bracing, Cross Diaphragms and Bearing Plates, including cutting, hoisting, fixing in position andapplying a priming and painting coats of approved steel primer /paint all complete.

Providing, fixing and Installation in position of expansion joints with U-strip nade from 24 gauge copper strip, MS angles with welded anchors and plates complete with requisite nuts /bolts and other assymbleys as per specifications and drawings.

Providing and filling in position approved quality bitumen mastic sealant in expansion joints, wherever necessary preparing and appling as directed including all incidentals complete

Providing & laying bitumen mastic wearing course (as per specifications) with industrial bitumen of grade 85/25 conforming to IS : 702, prepared by using mastic cooker & laid to required level and slope, including providing antiskid surface with bitumen pre-coated fine grained hard stone chipping of approved size at the rate of 0.005 cum per 10 sqm& at approximate spacing of 10 cm centre to centre in both directions, pressed into surface protruding 1 mm to 4 mm over mastic surface, including cleaning the surface, removal of debris etc. all complete. (considering bitumen using 10.2% as per MORTH specification) 25mm thick

Providing, fixing and Installation in position of Type-2 Rain water collection Boxes ( RWCB) partlyin MS sections and Cast Iron, complete as per specifications and drawingsbearings as per design drawings (to be submitted tomanifucturer) and positions shown thereoff.

Approaches and Miscellaneous Works

Demolishing cement concrete manually/by mechanical means including disposal of material within 50 meters lead as per direction of Engineer-in- charge: 1:3:6 or richer mix (i/c equivalent design mix)

Approach wall /Rwall

Earth work in excavation by mechanical means (hydraulic excavator) in trenches for foundations, drains, pipes, cables etc. (not exceeding 1.5 m in width) and for shafts, wells, cesspits and the like not exceeding 10 sqm on plan, including dressing of sides and ramming of bottoms lift upto 1.5 m, including getting out excavated earth and disposal of surplus excavated earth as directed, within a lead of 50 metres: All kinds of soil :

P/L in position cement concrete in 1 : 4 : 8 (1 cement : 4 coarse sand : 8 graded crushed stone aggregate, 40mm nominal size) excluding the cost of centering and shuttering but including carriage of all materials from approved sources up to site of work complete.

Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer-in- charge. Note: - Cement in this item is @ 330 kg/ cum. Excess or less cement used as per design mix is content considered payable or recoverable separately. All works upto plinth level

Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer-in- charge. Note: - Cement in this item is @ 330 kg/ cum. Excess or less cement used as per design mix is content considered payable or recoverable separately. (All works above plinth level upto level V)

Centering & shuttering including strutting, propping etc including removal of form work

Foundations, footings, bases of columns etc. for mass concrete

Reinforcement for RCC work including straightening cutting, bending, placing in position and binding all complete (Thermo mechanically treated bars) including all carriages complete.

Approach slab

Providing and laying in position machine batched and machine mixed design mix M-40grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, includingpumping of concrete to site laying but excluding the cost of centering, shuttering, finishing and reinforcement, includingadmixtures in recommended proportiond as per IS:9103 to accelerate, retard setting of concrete, improve workabilitywithout impairing strength and durability as per direction of Engineer-in-charge. Note: - Cement in this item is @ 360 kg/cum. Excess or less cement used as per design mix is content considered payable or recoverable seperately all works in substructure upto dirt wall level..(above level upto level V)

Centering & shuttering including strutting, propping etc including removal of form work

Suspended floor,roofs landings plateform

Reinforcement for RCC work including straightening cutting, bending, placing in position and binding all complete (Thermo mechanically treated bars) including all carriages complete.

Macmadamisation

Providing and Laying of WBM base course with specified stone aggregate of size 63-45mm , stone screening 13.2 mm and binding material including , sorting, spreading to template,m watering and consolidation with P.R.R of (8-10 Tonne) capacity all complete including carriage of material from approved source upto site of workas per the directions of incharge engineer at site (compacted quantity to be measured)

Providing, laying, spreading and compacting graded stone aggregate (size range 53 mm to 0.075 mm ) to wet mix macadam (WMM) specification including premixing the material with water at OMC in mechanical mix plant, carriage of mixed material by tipper to site, for all leads & lifts, laying in uniform layers with mechanical paver finisher in sub- base / base course on well prepared surface and compacting with vibratory roller of 8 to 10 tonne capacity to achieve the desired density, complete as per specifications and directions of Engineer-in-Charge

Providing and applying tack coat using hot straight run bitumen of grade – VG-10, including heating thebitumen, spraying the bitumen with mechanically operated spray unit fitted on bitumen boiler, leaning and preparing theexisting road surface as per specifications on W.B.M. @ 0.75 Kg/sqm.

Providing and laying 50mm 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 equipped with electronic sensor to the required grade, level and alignment and rolling with smooth wheeled, vibratory and tandem rollers as per specifications to achieve the desired compaction and density, complete as per specifications and directions of Engineer-in-Charge. with bitumen of grade VG-10 @ 3.5% (percentage by weight of total mix).

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 equiped with electronie sensor to the required grade, level and alignment and rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction and density as per specification, complete and as per directions of Engineer-in-Charge. 40/50 mm compacted thickness with bitumen of grade VG-10 @ 5.5% (percentage by weight of total mix) and lime filler @ 3% (percentage by weight of aggragate)

River training works

Earth work in bulk excavation by mechanical means (hydraulic excavator) over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 m2 on plan) including disposal of excavated earth lead upto 50 meters and lift upto 1.5 m, as directed by Engineer-in-Charge. All kinds of soil

Handpacking of quarry stone in wire crates including the cost of stone and all leads, lifts and carriage of same upto site of work but exluding cost of wire crates

Wire crates 100 x100 mm mesh using Gl wire of 4mm dia including carriage , weaving and binding all complete as per directions

supplying filling of GSB/Stone soling /RBM including spreading in layers of 250mm depth including watering, ramming and compactingwith PRR all complete as per the directions of incharge engineer at site

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