RWD/EE/BOKARO/22/2024-25, Construction of Road from Birsa Bhwan Tilaiya to Domtanr R.E.O. Road under G.P- Gangjori (L-1.235 Km.)

Clearing grass and removal of rubbish up to a distance of 30 m outside the periphery of the area as per Technical Specification Clause 201

Compacting original ground supporting subgrade (Loosening of the ground upto a level of500 mm below the subgrade level, watered, graded and compacted in layers to meet requirement of table 300-2 for subgrade construction.)

Construction of Subgrade and Earthen Shoulders (Construction of subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts & leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of table No. 300-2)

Construction of Embankment with Material Deposited from Roadway Cutting (Construction of embankment with approved materials deposited at site from roadway cutting and excavation from drain and foundation of other structures graded and compacted to meet requirement of table 300-2) Rolling with smooth wheeled roller

Granular Sub-Base with Coarse Graded Material ( Table:- 400- 1) 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. With Grading-I Material

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 paver in sub- base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density.

Prime coat (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 Granular surfaces treated with primer Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.25 kg per sqm on the prepared granular surface cleaned with mechanical broom.

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.

Bituminous Macadam (Providing and laying bituminous macadam with higher capacity hot mix plant using crushed aggregates of specified grading premixed with bituminous binder, transported to site, laid over a previously prepared surface with paver finisher to the required grade, level and alignment and rolled as per clauses 501.6 and 501.7 to achieve the desired compaction.)

Semi-Dense Bituminous Concrete (Providing and laying semi dense bituminous concrete with 100-120 TPH batch type HMP producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 4.5 to 5 per cent of mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoRTH specification clause No. 508 complete in all respects.) for Grading-II (10 mm nominal size)

Kilometre Stone (Reinforced cement concrete M15grade kilometre stone of standard design as per IRC:8-1980, fixing in position including painting and printing etc) Ordinary kilometre stone (precast)

Direction and Place Identification Signs with size more than 0.9 sqm size Board. (Providing and erecting direction and place identification retro- reflectorised sign as per IRC :67 made of high intensity grade sheeting vide clause 801.3, fixed over aluminium sheeting, 2 mm thick or Aluminium composite material sheet with overall thickness of 4 mm with area exceeding 0.9 sqm fixed over back support frame of min 40 x 40 x 5 mm Angle mounted on two nos. of mild steel circular pipe 65 NB, 3.2mm thickness and 4.5m meter total height firmly fixed to the ground by means of properly designed foundation with M 25 grade cement concrete 45 cm x 45 cm x 60 cm, 60 cm below ground level as per approved drawing) For Information at the start of the Road

Retro-reflectorised Traffic signs (Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign as per IRC :67 made of encapsulated lens type reflective sheeting vide clause 801.3, fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 45 cm x 45 cm x 60 cm, 60 cm below ground level as per approved drawing) 60 cm x 45 cm rectangular for Villages & others

For turnings 60 cm equilateral triangle

Providing and laying of hot applied thermoplastic compound 2.5 mm thick including reflectorising glass beads @ 250 gms per sqm area, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35 .The finished surface to be level, uniform and free from streaks and holes.

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.

Construction of dry rubble flooring at cross drainage works for relatively less important works.

Plain/Reinfoced Cement concrete in open foundation complete as per drwaing and technical specifications. (P.C.C. Grade M-15)

Stone masonry work in cement mortar 1:3 in foundation complete as per drawing and technical specifications. Random Rubble Masonry Work in Cement Mortar 1:3 in foundation

Stone masonry work in cement mortar 1:3 for substructure complete as per drawing and technical specifications Random Rubble Masonry Work in Cement Mortar 1:3 in S/S

Stone masonry work in cement mortar 1:3 in foundation complete as per drawing and technical specifications. Square Rubble Coursed Rubble Masonry (1st sort) in C.M. (1:3)

Stone masonry work in cement mortar 1:3 for substructure complete as per drawing and technical specifications Coarse Rubble Masonary in C.M. (1:3) in sub-structure

Plain/Reinforced cement concrete in sub-strucutre complete as per drawing and Technical speciofications (P.C.C. Grade M-15)

Plain/Reinforced cement concrete in sub-strucutre complete as per drawing and Technical speciofications (P.C.C. Grade M-20 in Cover Slab)

Plain/Reinforced cement concrete in sub-strucutre complete as per drawing and Technical speciofications (P.C.C. Grade M-25 in Deck Slab)

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

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

Pointing with cement mortar (1:3) on brick / stone masonary work in substrucutre as per technical specifications

Plastering with cement mortar (1:3) on brick work in substructure as per technical specifications

Painting Two Coats on New Concrete Surfaces (Painting two coats after filling the surface with synthetic enamel paint in all shades on new plastered concrete surfaces)

Providing & fixing 20 mm thick compressible fibre board in expansion joint complete as per drawing & Technical Specification.

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.

Backfilling behind abutment, wing wall and return wall with Sandy Material complete as per drawings & technical specification Clause 1204.3.8 (With Sandy Material)

Goods & Service Tax (G.S.T.) -

Labour Cess -