Construction of Bridge at Simarbothwa Nala at Village- Darha GP- Darha, Block- Bariyatu, District- Latehar

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, backfilling the excavation earth to the extent required and utilising the remaining earth locally for road work. Ordinary Soil

Soft Rock

Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications. PCC Grade M-20

Plain/Reinforced cement concrete in sub-structure complete as per drawing and Technical Specifications PCC Grade M-20

Plain/Reinforced cement concrete in sub-structure complete as per drawing and Technical Specifications PCC Grade M-20

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 foce. Complete as per drawing and Technical Specifications

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical Specification

Furnishing and Placing Reinforced/ Prestressed cement concrete in super-structure as per drawing and Technical Specification RCC Grade M25 using batching plant transite mixer and concrete Pump

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

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.

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

Dry rubble flooring (construction of dry rubble flooring at cross draingae work for relatively less important work.

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

Providing and laying a burried expansion joint, expansion gap being 20 mm, covered with 12 mm thick, 200 mm wide galvanised weldable structural steel plate as per IS: 2062, placed symmetrical to centre line of the joint, resting freely over the top surface of the deck concrete, welding of 8 mm dia. 100 mm long galvanised nails spaced 300 mm c/c along the centre line of the plate, all as specified in clause 2604.

Dewatering during working period 10HP diesel set all complete job

Cement

Steel

Boulder

Stone chips

Earth work in excavation of foundation of structures as per drawing and technical specification including settingout construction of shoring and bracting removal of stumps and other deterrious mattter dressing of sided and botom and back foling with approve materials

Sand filling in foundation trenched as per drawing and technical specification

Providing designation 75B one brick flat solling joints filled with local sand including cost of watering taxes royalty all complete as per building speicification and direction of E/I

Plain/Reinfoced cement concrete in open foundation complet as per drawing and technical specification Grade M15

Stone masonry work in cement mortar 1:3 for substrcuture complete as per drawing and technical specification random rubble masonry

Stone masonry work in cement mortar 1:3 for substrcuture complete as per drawing and technical specification random rubble masonry

Plain/Reinforced cement concrete in sub strucutre complete as per drawing and technical specification PCC grade M15 using batching plants and concrete pump.

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 strucure with slope of 1V 20 H toward drawing face. Complete as per drawing and technical specification

Tuck pointing with cement mortar (1:3) on brick or stone masonary work as per drawing and technical specification

Cement

Stone chips

Boulder

Brick

Embbankment construction with material obtained from borrow pits (construction of embankment with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading grading to required slope and compacting to meet reuirement of table roling with smooth wheeled roller

construction of granular sub base by providing close graded materials, spreading in uniform layers with motor grader on prepared surface, mixing by ix in place method with front end loader at OMC and compacting with vibrator roller to achieve the desired complete as per cluse 401

construction of un reinforced dowel jointed plain cement concrete pavement over a prepared sub base with approve grade cement 400 kg per cum coarse and fine aggregate conforming to IS 383 maximum size of coarse aggreage not exeeding 25mm mixed in a batching and mixing plant as per approved mix design transported to site laid with a fixed for or slip form

Cement

Stone chips

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