Public Works Department Tender

Excavation for Structures; Earth work in excavation of foundation of structures as per drawing and technical specification,including setting out, removing, spreading or stacking of spoils within a lead of 150 m. as directed and including trimming the sides of the trenches,leveling, dressing and ramming the bottom, and backfilling with approved material complete as per direction of the Engineer-in-Charge . In all sorts of soil excluding marshy soil & rocks (soft or hard); by manual means.; upto 3 m depth With pumping out water including shoring as required.

Sand filling; Sand filling in foundation trenches and at the back of abutments, wing-walls etc. with good local sand (Silver Sand) free from earth in layers not exceeding 15 cm. including inundating each layer by profuse water and poking and ramming layer by layer complete including supply of sand. Quality of sand is to be approved by the Engineer-in-charge..

Plain Cement Concrete in Open foundation with or without reinforcements, in any part of foundation of bridges / culverts with graded stone chips of appropriate nominal sizes, including screening and cleaning of coarse aggregates(Pakur variety), fine aggregate (sand) conforming to proper grading zone, both of approved quality and cement, as necessary, cost of curing with water,including cost and carriage of all materials and including preparation of design mix, approval of the same by the Engineer-in-Charge, cost for quality control,sampling, testing etc. including cost of formwork but excluding reinforcement complete as per drawing and technical specifications. PCC Grade M20

Reinforced Cement Concrete in Open foundation with or without reinforcements, in any part of foundation of bridges / culverts with graded stone chips of appropriate nominal sizes, including screening and cleaning of coarse aggregates(Pakur variety), fine aggregate (sand) conforming to proper grading zone, both of approved quality and cement, as necessary, cost of curing with water,including cost and carriage of all materials and including preparation of design mix, approval of the same by the Engineer-in-Charge, cost for quality control,sampling, testing etc. including cost of formwork but excluding reinforcement complete as per drawing and technical specifications. RCC Grade M30; With Batching Plant, Transit Mixer and Concrete Pump

Supplying, fitting and placing un-coated HYSD bar reinforcement in Bridge Foundation including initial straightening, straightening of coils bars, removal of loose rust (if any), cutting to requisite length bending, binding with annealed wire not less than 1 mm in size and conforming to IS 280 at every intersection hooked and bent to correct shape and placed on forms etc. including cost of black annealed wire and cost of loading, unloading,carriage of all steel materials complete as per drawing and technical specifications and direction of Engineer-in-charge.

Granular Sub-base with Graded Material; Plant Mix Method: Construction of granular sub-base by providing graded Stone material (Pakur variety), mixing in Wet Mix Plant at OMC, carriage of mixed material to work site,spreading in uniform layers with Motor grader on prepared surface in proper grade and camber, compacting with vibratory power roller to achieve the desired density, including lighting, guarding, barricading, including cost of all materials, machinery, tools and plants and cost of quality control complete as per Clause 401 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). Grading – III

Granular Sub-base with Graded Material; Plant Mix Method: Construction of granular sub-base by providing graded Stone material (Pakur variety), mixing in Wet Mix Plant at OMC, carriage of mixed material to work site,spreading in uniform layers with Motor grader on prepared surface in proper grade and camber, compacting with vibratory power roller to achieve the desired density, including lighting, guarding, barricading, including cost of all materials, machinery, tools and plants and cost of quality control complete as per Clause 401 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). Grading – V

Wet Mix Macadam Base Course; Providing, laying, spreading and compacting graded stone aggregate (Pakur variety) to Wet Mix Macadam specification including screening of aggregates and granular materials, premixing the material with water at OMC in Wet 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, including supply of all materials,machinery, fuel and lubricants, including incidental costs for lighting, guarding, barricading, making earthen bundh to protect the edges including cost of quality control complete as per Clause 406 of Specifications for Road & Bridge Works of MoRT&H (5th Revision).

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

Prime Coat- Providing and applying primer coat with Cationic Bitumen Emulsion of approved grade conforming to IS: 8887-1978 and requisite quantity on prepared surface of granular base including cleaning of road surface and spraying primer using Mechanical means including cost and carriage of bitumen emulsion and all other incidental costs of work complete as per Clause 502 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). For WBM / WMM Surface: (with CBE MS grade @ 0.85 kg/sqm)

Tack Coat; Providing and applying tack coat with Cationic Bitumen Emulsion of approved grade conforming to IS: 8887-1978 on the prepared surface cleaned with Hydraulic broom, moistening the surface including cost and carriage of emulsion, hire charges of machinery and labour, cost of fuel and lubricants all complete as per Clause 503 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). On Granular surfaces treated with primer; (Using Bitumen emulsion at the rate of 0.275 kg per sqm.)

Tack Coat; Providing and applying tack coat with Cationic Bitumen Emulsion of approved grade conforming to IS: 8887-1978 on the prepared surface cleaned with Hydraulic broom, moistening the surface including cost and carriage of emulsion, hire charges of machinery and labour, cost of fuel and lubricants all complete as per Clause 503 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). On Bituminous Surface; (Using Bitumen emulsion at the rate of 0.25 kg per sqm.)

Tack Coat; Providing and applying tack coat with Cationic Bitumen Emulsion of approved grade conforming to IS: 8887-1978 on the prepared surface cleaned with Hydraulic broom, moistening the surface including cost and carriage of emulsion, hire charges of machinery and labour, cost of fuel and lubricants all complete as per Clause 503 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). On Cement concrete pavement; (Using Bitumen emulsion at the rate of 0.325 kg per sqm.)

Dense Bituminous Macadam; Providing and laying dense bituminous macadam with Batch type Hot Mix Plant producing an average output of 75 tonnes per hour using coarse aggregate (Pakur), fine aggregate (Pakur), filler and bituminous binder as per design Job Mix Formula conforming Marshall Method as per specification, including screening, cleaning of chips and preparing a uniform and quality mix in Hot Mix Plant and ensuring a homogeneous mix, in which all particles of the mineral aggregates are coated uniformly, transporting the hot mix to work site, laying the mixed materials at specified laying temperature with a hydrostatic paver finisher with sensor control to the required grade, level and alignment over prepared surface coated with tack coat, rolling with smooth wheeled, vibratory and tandem rollers for break down, inter-mediate and finished rolling to achieve the desired density of at least 98% of that of Laboratory Marshall specimen, hand packing and pinning to give an even surface including cost and carriage of bitumen, coarse and fine aggregates and filler materials and hire charges of machinery and equipment for construction and quality control,fuels and lubricants and wages of operational staff complete as per Clause 505 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). For Grading 2; (26.5 mm nominal size, 50-75 mm thick.) Using Batch Type HMP of minimum capacity 100-120 TPH.

Bituminous Concrete; Providing and laying bituminous concrete with Hot Mix Plant using coarse aggregates (Pakur), fine aggregates (Pakur),filler materials and bituminous binder of required specification including screening, cleaning of chips and preparing a uniform and quality mix in Hot Mix Plant and ensuring a homogeneous mix, in which all particles of the mineral aggregates are coated uniformly, transporting the hot mix to work site, laying the mixed materials at specified laying temperature with a hydrostatic paver finisher with sensor control to the required grade, level and alignment over prepared surface coated with tack coat, rolling with smooth wheeled, vibratory and tandem rollers for break down, inter-mediate and finished rolling to achieve the desired density of at least 98% of that of Laboratory Marshall specimen, including cost and carriage of bitumen, coarse and fine aggregates and filler materials and hire charges of machinery and equipment for construction and quality control,fuels and lubricants and wages of operational staff complete as per Clause 507 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). Grading 2; (13.2 mm nominal size, 30mm/40 mm thick.) Using Batch Type HMP of minimum capacity 100-120 TPH.

Painting the vertical end faces of posts, wheel guards or railing or parapet with alternate bands of different colours as directed by the Engineer-in-charge with approved synthetic enamel paint. Two Coats

SUB TOTAL

GST @ 18% over Sl. No. 1 to 9

Labour Welfare Cess @ 1% over Sl. No. 1 to 10.01