Construction of H.L. Bridge over Parbati Jora at Parbati on HLC-III (Akhuapada to Bhandaripokhari road)

Earthwork in excavation in foundation in all kinds of soil within initial lead of 50m. and 1.5m initial lift including rough dressing and breaking clods to maximum 5cm to 7cm and laying in layers not exceeding 0.3 mtr in depth etc complete as per the direction of the Engineer in Charge.

Providing and Laying of bored cast-in-situ M35 grade R.C.C. Pile of 1200 mm dia etc complete as per Drawing and Technical Specifications and removal of excavated earth with all lifts and lead upto 1000 m. etc. as per specific ation & direction of the Engineer-in Charge

Providing and laying Steel liner of 8 mm thick in pile including Fabricating and setting out as per detailed drawing etc.complete as per the direction of the Engineer in Charge.

Sinking of steel liner plate for pile including cost of all labour & machinery etc complete as per specification & direction of the Engineer in charge.

Reinforced Cement Concrete M 35 Grade using 20mm down graded chips in superstructure etc. complete as per specific ation & direction of the Engineer-in Charge

Pile Cap

Supplying, Providing & laying reinforced cement concrete M-15 grade (cast-in-situ) as per design mix prepared under relevant IS/IRC codes concrete using graded crushed stone aggregate, cement and coarse sand of approved quality and quantity in wing walls, retain walls & curtain walls as levelling course using weigh batching, mechanically mixing, vibrating, centering & shuttering, decentering secured tools & plant equipments & including all inclusive costs, all operations, contingencies incidentals involved for the finished defect free items of work complete to satisfaction but excluding cost of reinforcement complete as per drawing and technical specification Part I/II under section 1500,1700 & 2100 of MORTH specification for Road & Bridge works (4th revision) and as directed by Engineer or his representative full satisfaction.Providing PCC M15 as leveling coarse below pile caps & as per section no.1500,1700 & 2100 of Specification for road & bridge work MoRT&H (4th revision)

Reinforced Cement Concrete M 30 Grade using 20mm down graded chips in superstructure etc.complete as per direction of Engineer-In-Charge.

Abutment & Pier Shaft

Abutment & Pier Cap

Retaining Wall

Dirt Wall

Wearing coat-Mastic Asphalt

Approach Slab

Reinforced Cement Concrete M 40 Grade using 20mm down graded chips in superstructure etc.complete as per direction of Engineer-In-Charge.

Abutment & Pier Cap Pedestals

Superstructure -voided slab(M 40)

Supplying, providing, fixing in position RCC Crash barrier monolithic with slab M-40 grade as per approved drawings and Technical Specifications (Part I/II) Clause 809 section 800 & section 1000, 1500, 1600, 1700 with their clauses and sub clauses of MORTH specification for Road & Bridge works (4th revision) and including full compesating to costs all operations, contingencies incidentals involved for the finished defect free item of work to specification and as directed by Engineer or his representative to specification.

Providing HYSD bars confirming to approved grade F-415 including all labours for cutting ,bending, binding, lapping, splicing, welding etc. (conforming to ISI specification) & jointing if necessary by lapping & tying the grills & placing in position as required for RCC works as per the approved design, hoisting, lowering & laying position including cost & conveyance of tor steel & binding wires of 18 to 20 gauge(as to be approved by the Deptt.) etc. complete with Cess in all respect (weight of binding wire shall not be considered for payment at all which will be borne by the contractor) as per specification and direction of the Engineer in charge.

Providing 600 mm thick Filter media with stone crushed aggregates of 45 mm size satisfying the requirements laid down in clause 2504.2.2. of MoRTH specifications to a thickness of not less than 600 mm with smaller size towards the soil and bigger size towards the wall and provided over the entire surface behind abutment , wingwall and return wall to the full height compacted to a firm condition complete as per drawing and Technical Specifications.

Providing weep holes in the abutment & wing walls 8.00cm. X 23.00cm. size including metal spall backing 30cm X 30cm. size in rear complete as per the approved design & drawing including providing centering & shuttering with cost, conveyance, royality & taxes of all materials T&P articles etc. complete in all respects as per specification & direction of the Engineer-in-Charge.

Providing Rough stone dry packing / pitching in slope, protection walls, approns and revetments to designed thickness using hard granite stones of required size of approved quality from approved quarry including quarrying supplying conveying and cost conveyance taxes royalty of all materials including complete including filling the interstices with small stones by wedging and hammering finished to proper slope and level as per direction of the Engineer – in – charge including dewatering if required.

Back filling behind abutment, wing wall & return wall with granular material including all cost, carriage, royality & labour as per specification & direction of the Engineer-in-Charge.

Gravel Backing

Sandy Material

Supplying, Transporting and fixing Reinforced cement concrete (1:2:4) Circular Guard Posts (Size 0.15m dia at bottom & 0.10 M dia at Top of 1.20 m long) of standard design fixed in position including finishing and painting etc. complete as per direction of the Engineer-in-charge.

Providing and laying of compression seal joint consisting of steel armoured nosing at two edges of the joint gap suitably anchored to the deck concrete and a preformed chloroprene elastomer or closed cell foam joint sealer compressed and fixed into the joint gap with special adhesive binder to cater for a horizontal movement upto 40 mm and vertical movement of 3 mm etc. complete as per direction of Engineer-in-charge.

Cement concrete (1:3:6) in foundation & plinth with 4cm. crusher broken granite metal of approved quality from approved quarry including hoisting lowering & laying in layers not exceeding 150mm. thick with proper packing & ramming each layer of concrete by means of vibrator ,providing groove & beads where necessary including curing, dewatering, shoring, shuttering if necessary at the time of laying concrete with cost, conveyance royality & taxes of all material required for the work including supplying & working pumps, T&P articles finishing the exposed surface smooth as per specific ation & direction of the Engineer-in Charge

Below approach slab

Providing ,fitting, fixing Neoprene bearing including cost & taxes etc.complete as per specification and direction of Engineer-in-Charge.

Providing ,fitting, fixing of drainage spout with C.I. grating to holes in deck slab including cost & taxes etc.complete as per specification and direction of Engineer-in-Charge.

Providing and applying two coats of water based enamel paint to unplastered concrete surface after cleaning the surface of dirt, dust, oil, grease, efflorescense and applying paint @ 1 litre per 02 Sqm

Construction of embankment with approved material obtained from borrow pits with 5 extra lead lifts and leads, transporting to site by mechanical means within a lead of 5kms, spreading, grading to required slope and compacting to meet requirement of table 300-2 & clause 305 of MoSRT&H Specifications for Road & Bridge works (4th Revision)and as per the direction of engineer in charge.

Loosening of the ground upto a level of 500mm below the sub-grade level, watered, graded and compacted in layers to meet requriement of table 300-2 for sub-grade construction and clause 305 of MoRT&H Specifications for Road & Bridge works (4th Revision)

Construction of granular sub-base by providing Close graded Granular subbase Grading-III material as per table 400-1, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with vibratory roller to achieve the desired density complete as per Clause 401 of MoSRT&H Specifications for Road & Bridge works (4th Revision)

Providing, laying, spreading & compacting graded stone aggregate to Wet Mix Macadam specification including pre mixing the material with water at OMC in mechanical mix plant, carriage of mixed material by tipper to site, laying in uniform layers with paver in sub base/base course on well prepared surface & compacting with vibratory roller to acieve the desired density as per clause 406 of MoSRT & H specifications for road & bridge works.(4th Revision)

Providing and applting Primer coat with bitumen emulsion on prepared surface of granular base including clearing of road surfaces and spraying primer @ 0.60kg/ sqm using Mechanical means as per clause 502 of MoSRT&H Specifications of Road & Bridge work (04th Revision)

Providing and applying Tack coat with bitumen emulsion on prepared surface including clearing of road surfaces and spraying primer @ 0.20kg/ sqm using Mechanical means as per clause 502 of MoSRT&H Specifications of Road & Bridge work (04th Revision)

Providing & laying Bituminous Macadam with hot mix plant using crushed aggregates of specified grading premixed with bituminous binder of 60/70 penetration grade of bitumen, transported to site, laid over previously prepared surface with hydrostatic paver finisher with sensore control to the required grade, level & alingment & roling with smooth wheeled,vibratory & tandem rollers to achieve the desire compaction as per clause 504 of MoSRT&H Specifications for road and bridge works (4th Revision)

Providing & laying Semi Dense Bituminous Concrete with batch type hot mix plant using crushed aggregates of specified grading, premixed with bituminous binder of 60/70 penetration grade of bitumen, transporting the hot mix to site, laying with a hydrostatic paver finisher with sensore control to the required grade, level & alingment, roling with smooth wheeled,vibratory & tandem rollers to achieve the desire compaction as per clause 508 of MoSRT&H Specifications for road and bridge works (4th Revision) Page -175 item - 47

Fine dressing & Turfing with initial lead of 50 mtr. and initial lift of 1.50 mtr etc. complete as per direction of the Engineer-in-charge

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