Restoration work of Foundation Guard Wall and Approach Road in Hazaribag Barkagaon Tandwa Khelari Bijupara SH-07 Road, High Level Bridges Situated in ch-9 065,ch-28 238andch-32 045,Under RCD Road Division Hazaribag,For the Year-2025-26 Under Non Pl

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.By Manual means:In area of light jungle.

Clearing grass and removal of rubbish up to a distance of 50 metres outside the periphery of the area.By Manual Means.

Dismantling of Structures.Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concree, wood work, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with allk lifts and lead of 1000 metres .Prestressed/ Reinforced cement concrete grade M-20 & above

Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concree, wood work, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with allk lifts and lead of 1000 metres.Cement concrete Grade M-15 & M-20

Providing and fixing double scaffolding system (cup lock type) on the exterior side, up to seven story height made with 40 mm dia M.S. tube 1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S. tubes, M.S. tube challies, M.S. clamps and M.S. staircase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after. The scaffolding system shall be stiffened with bracings, runners, connection with the building etc wherever required for inspection of work at required locations with essential safety features for the workmen etc. complete as per directions and approval of Engineer-in-charge. The elevational area of the scaffolding shall be measured for payment purpose. The payment will be made once irrespective of duration of scaffolding.

Chipping of unsound/weak concrete material from slabs,beams, columns etc. with manual Chisel and / or by standard power driven percussion type or of approved make including tapering of all edges, making square shoulders of cavities including clearing the exposed concrete surface and reinforcement with wire brushes etc and disposal of debris for all lead and lifts all complete as per direction of Engineer- in - Charge. 50 mm average thickness

Cleaning of reinforcement from rust from the reinforcing bars to give it a total rust free steel surface by using alkaline chemical rust remover of approved make with paint brush and removing loose particles after 24 hours of its application with wire brush and thoroughly washing with water and allowing it to dry, all complete as per direction of Engineer - In- Charge. Bars above 12 mm diameters

Finishing with Epoxy Paint ( two or more Coats) at on location prepared and applied as per manufactures specifications including appropriate priming coat , preparation of surface etc complete on concrete work

Epoxy bonding of new concrete to old concrete

Applying pre-packed cement based polymer mortar of strength 45 Mpa at 28 days for replacement of spalled concrete 25 mm (avg.) thickness in single layer

Providing, mixing and applying SBR polymer (of approved make) modified Cement mortar in proportion of 1:4 (1 cement: 4 graded coarse sand with polymer minimum 2% by wt. of cement used) as per specifications and directions of Engineer-in-charge. 25 mm average thickness in 2 layers.

Providing and inserting nipples with approved fixing compound after drilling holes for grouting as per technical Specifications including subsequent cutting/removal and sealing of the hole as necessary of nipples after completion of grouting with Cement/Epoxy

Sealing of crack/porous concrete with Epoxy Grout by injection through nipples complete as per clause 2803.1

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.In Ordinary soil By Mechanical Means Depth upto 3 m.

Plain/Reinfoced Cement concrete in open foundation complete as per drwaing and technical specifications.PCC Grade M15 using batching plant & Concrete pump.

Plain/Reinfoced Cement concrete in open foundation complete as per drwaing and technical specifications.RCC Grade M20 using batching plant, transit mixture & Concrete pump

Plain/Reinforced cement concrete in sub-strucutre complete as per drawing and Technical specifications.RCC Grade M20 using batching plant, transit mixer & concrete pump.Height upto 5m

Plain/Reinfoced Cement concrete in open foundation complete as per drwaing and technical specifications.PCC Grade M20 using batching plant, transit mixture & Concrete pump

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 and laying of filter media with granular materials/stones crushed aggregates satisfying the requirements laid down in clause 2504.2.2 of MoRT&H 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 drwaing and 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.

Back filling behind abutment, wing wall, return wall complete as per drawing and technical specifications.Sandy Material.

Repair of RCC Railing (Carrying out repair of RCC M-30 railing to bring it to the original shape)

(Painting on concrete surface)Providing and applying 2 coats of water based cement paint to unplastered concrete surface after cleaning the surface of dirt, dust, oil, grease, efflorescence and applying paint @ of 1 litre for 2 sqm.

Type - A, "W" : Metal Beam Crash Barrier (Providing and erecting a "W" metal beam crash barrier comprising of 3 mm thick corrugated sheet metal beam rail, 70 cm above road/ground level, fixed on ISMC series channel vertical post, 150 x 75 x 5 mm spaced 2 m centre to centre, 1.8 m high, 1.1 m below ground/road level, all steel parts and fitments to be galvanised by hot dip process, all fittings to conform to IS:1367 and IS:1364, metal beam rail to be fixed on the vertical post with a spacer of channel section 150 x 75 x 5 mm, 330 mm long complete as per clause 811)

Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign as per IRC :67 made of class-C Type XI retro reflective sheeting fixed over 2mm thick aluminium sheeting vide clause 801.3, 3/4mm thick Aluminium composite material sheet depending on the size of the sign fixed over back support frame of min 25 x 25 x 3 mm Angle mounted on a mild steel circular pipe 65 NB, 3.2 mm thickness firmly fixed to the ground by means of properly designed foundation with M25 grade cement concrete 45 cm x 45 cm x 60 cm, 60 cm below ground level as per approved drawing. The sign shall be maintained as per section 12 of IRC 67.90 cm x 75 cm rectangular

Add 18% G.S.T.

Add 1% labour cess