Construction of bridge in front of church in village Kurthabeda of Kolpotka panchayat under Manoharpur block under West Singhbhum District.

BRIDGE PART Excavation for structures in Ordinary soil - (Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material.) I (B) - Mechanical Means Depth upto 3m

Depth between 3m to 6m

Exacavation for structures in Ordinary rock not requiring blasting (Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material.) B) - Mechanical Means

Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.

Filling Annular Space around footing in rock.

Plain/Reinfoced Cement concrete in open foundation complete as per drwaing and technical specifications. (G) RCC Grade M30 Case - I (RCC Grade M30 using batching plant & Concrete pump)

Supplying,Fitting and Placing un-coated HYSD bar Reinforcement in Foundation complete as per Drawing and Technical Specifications.

Plain/Reinforced cement concrete in sub-strucutre complete as per drawing and Technical specifications. G) RCC Grade M30 RCC Grade M30 using batching plant, transit mixer & concrete pump Height upto 5m

Height 5m to 10m

Supplying, fitting and placing HYSD bar reinforcement in sub-structure complete as per drawing and Technical Specifications

Providing weep holes in Brick masonry/ Plain/Reinforced concrete abutment , wing wall/ returen wall with 100 mm dia AC pipe, extending through the full width of the structure with slope of 1V:20 H towards drawing face. Complete as per drawing and technical specifications.

Back filling behind abutment, wing wall, return wall complete as per drawing and technical specifications (B) Sandy Materials

Providing and laying of Filter media with granular materials/stone crushed aggregates 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, wing wall and return wall to the full height compacted to a firm condition complete as per drawing and Technical Specification.

Supplying , fitting and fixing in position true to line and level elastomeric bearing conforming to IRC:83 (Part-II) section IX and clause 2005 of Mort&H specification complete including all accessories as per drwaing and technical specifications.

Furnishing and Placing Reinforced/ Prestressed cement concrete in super-structure as per drawing and Technical Specification. C) RCC Grade M30 Using Batching Plant,Transite Mixer and Concrete Pump. (ii) For T-beam & slab, q) (Height 5m to 10m)

Supplying, fitting and placing HYSD bar reinforcement in super-structure complete as per drawing and technical specifications

Providing and laying Cement concrete wearing coat M-30 grade including reinforcement complete as per drawing and Technical Specifications.

PCC M15 Grade levelling course below approach slab complete as per drawing and Technical Specification.

Reinforced cement concrete approach slab including reinforcement and formwork complete as per drawing and Technical specification

Construction of RCC railing of M30 Grade in-situ with 20 mm nominal size aggregate, true to line and grade, tolerance of vertical RCC post not to exceed 1 in 500, centre to centre spacing between vertical post not to exceed 2000 mm, leaving adequate space between vertical post for expansion, complete as per approved drawings and technical specifications.

Strip Seal Expansion Joint (Providing and laying of a strip seal expansion joint catering to maximum horizontal movement upto 70 mm, complete as per approved drawings and standard specifications to be installed by the manufacturer/supplier or their authorised representative ensuring compliance to the manufacturer's instructions for installation.)

Drainage Spouts complete as per drawing and Technical specification

Providing and laying pitching on slopes laid over prepared filter media including boulder apron laid dry in front of toe of embankment complete as per drawing and Technical specifications. (A) Stone/Boulder

Providing and laying Filter material underneath pitching in slopes complete as per drawing and Technical specification.

APPROACH ROAD PART Clearing and grubbing road land (Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, sapling and tress girth upto 300 mm, removal of stumps of tree cut earlier and disposal of unserviceable materials and stacking of sericeable material to be used of auctioned, up to a lead of 1000 metres including removal and disposal of top organic soil not exceeding 150mm in thickness.)

Excavation in Soil with Dozer with lead upto 100 metres (Excavation for road way in soil by mechanical means including cutting and transporting the earth to site of embankment /dumping area with lead upto 1000 metres, including trimming bottom and side slopes in accordance with requirements of lines, grades and cross sections.)

Embankment Construction with Material Obtained from Borrow Pits (Construction of Embankment with approved material obtained from Borrow pits with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet requirement of Table 300-2.)

Compacting original ground supporting embankment (Loosening of the ground upto a level of 500 mm below the subgrade level, watered, graded and compacted in layers to meet requirement of table 300-2 for subgrade construction.)

Granular Sub-Base with Graded Material (Table:- 400-1) Gr-I (By Mix in Place Method) Construction of granular sub-base by providing close graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with front end loader at OMC, and compacting with vibratory roller to achieve the desired density, complete as per clause 401.

Wet Mix Macadam (Plant Mix Method) Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the Material with water at OMC in mechanical mix plant carriage of mixed Material by tipper to site, laying in uniform layers with grader in sub- base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density.

Prime Coat over WMM/WBM (Providing and applying primer coat with SS1 grade bitumen emulsion on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 0.70 kg/sqm using mechanical means.)

Tack Coat on Bituminous surfaces (Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.20 kg per sqm on the prepared bituminous surface cleaned with mechanical broom.)

Open graded Premix surfacing (Providing, laying and rolling of open-graded pemix surfacing of 20mm thickness composed of 13.2mm to 5.6mm aggregates using viscosity grade bitumen to required line, grade and level to serve as wearing course on a previously prepared base, including mixing in a suitable hot mix plant of appropriate capcity not less than 200 tonnes/hour, laying and rolling with a smooth wheeled roller finished to required level and grades.)

Seal Coat (Providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using ) Type B seal coats.

Boundary pillar (Reinforced cement concrete M15 grade boundary pillars of standard design as per IRC:25, fixed in position including finishing and lettering but excluding painting).

RETAINING WALL PART Excavation for structures in Ordinary soil - (Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material.) I (B) - Mechanical Means (i) (Depth upto 3m)

Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.

FILTER MEDIA - Providing and laying of Filter media with granular materials/stone crushed aggregates 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, wing wall and return wall to the full height compacted to a firm condition complete as per drawing and Technical Specification.

RePlain/Reinfoced Cement concrete in open foundation complete as per drwaing and technical specifications. (E) RCC Grade M25 Case - I (RCC Grade M25 using batching plant & Concrete pump)

Plain/Reinforced cement concrete in sub-strucutre complete as per drawing and Technical specifications. F) RCC Grade M25 RCC Grade M25 using batching plant, transit mixer & concrete pump (p) Height upto 5m

Supplying,Fitting and Placing un-coated HYSD bar Reinforcement in Foundation complete as per Drawing and Technical Specifications.

Supplying, fitting and placing HYSD bar reinforcement in sub-structure complete as per drawing and Technical Specifications

Providing weep holes in Brick masonry/ Plain/Reinforced concrete abutment , wing wall/ returen wall with 100 mm dia AC pipe, extending through the full width of the structure with slope of 1V:20 H towards drawing face. Complete as per drawing and technical specifications.

GUARD WALL PART Excavation for structures in Ordinary soil - (Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material.) I (B) - Mechanical Means (i) (Depth upto 3m)

Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.

Stone masonry work in cement mortar 1:3 in foundation complete as drawing and Technical Specification. (b) Random Rubble Masonry

Stone masonry work in cement mortar 1:3 for substructure complete as per drawing and Technical Specifications (A) Random Rubble Masonry

Reinforced cement concrete (PCC Grade M20) in substructure complete as per drawing and technical specifications.

FILTER MEDIA - Providing and laying of Filter media with granular materials/stone crushed aggregates 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, wing wall and return wall to the full height compacted to a firm condition complete as per drawing and Technical Specification.

CARRIAGE PART Sand, Manoharpur 20 Km (P) + 2 Km (K).

Stone Chips, Noamundi 84 Km (P) + 2 Km (K).

Stone Metal, Noamundi 84 Km (P) + 2 Km (K).

Stone Boulder, Noamundi 84 Km (P) + 2 Km (K).

Bitumin, Bokaro 314 Km (P) + 0 Km (K).

Cement, Manoharpur 20 Km (P) + 0 Km (K).

Steel, Manoharpur 20 Km (P) + 0 Km (K).

Emulsion, Bokaro 314 Km (P) + 0 Km (K).

Labour Cess 1%