Basdiha se Shankar Bigha path main HL RCC Bridge

BASDIHA SE SHANKAR BIGHA PATH MEIN HL RCC BRIDGE

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. Upto 3.000 M Depth

Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications. PCC M-15

Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications. RCC M-30

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

Providing RCC M-30 Mechanically mixed concrete in abutment shaft & pier shaft with stone aggregate 20 mm nominal size and clean coarse sand of FM-2 …… All complete job as per design Upto 5 m Hieght

Supply Fitting & Fixing Elasto-Meric Bearing & seismic Pad :-- 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 MoRTH specifications complete including all accessories as per drawing and Technical Specifications. Elastomeric Bearing & Pad

Providing Weep Holes in Abutment Cap with 100mm dia AC Pipe:-- 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.

Supplying, fitting and placing HYSD Bar reinforcement in substructure complete as per Drawing and Technical Specification.

Back filling behind abutment, wing wall and return wall, complete as per Drawing and \technical Specification.(Sandy Material )

Providing and laying of filter media with granular materials/stone crushed aggregate satisfying the requirement laid down in CI. 2504.22 of MORTH Specification of not less than 600mm behind abutment, wing and return wall to the full height compacted.

Providing RCC M 30 Grade & Super structure :-- Furnishing and Placing Reinforced/ Prestressed cement concrete in super-structure as per drawing and Technical Specification Beyond 5 m and upto 10m Hieght (T Beam Slab)

Providing HYSD Bar in all types of RCC work:-- Supplying, fitting and placing HYSD bar reinforcement in super-structure complete as per drawing and technical specifications .

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

Providing RCC M30 Grade In Railing:-- Construction of precast RCC railing of M30 Grade, aggregate size not exceeding 12 mm, 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.

Providing Drainage spout:-- Drainage Spouts complete as per drawing and Technical specification

Providing PCC M15 grade Below Approach Slab:-- PCC M15 Grade leveling course below approach slab complete as per drawing and Technical specification

Providing PCC / RCC M30 in Approach Slab:-- Reinforced cement concrete approach slab including reinforcement and formwork complete as per drawing and Technical specification

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.

Construction of embankment with material obtained from borrow pits vide S.O.R. item No. 3.16 MOST CI. 305.

Granular sub base Gr-I with close graded material as per MORTH CL. 401.

Laying Reinforced Cement Concrete Pipe NP3 / Prestressed Concrete Pipe on First Class Bedding .

Conducting Confirmetry Boring , Sampleing of soil, Conducting S.P.T. & Lab Testing of soil sample (To be conducted by contractor at his own cost before pile cap construction)

Providing and laying boulders apron on river bed for protection against scour with stone boulders weighing not less than 40 kg each 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 & Technical Specifications. SOR Item-15.4A (Ref. MORTH CI.2504)

Providing and laying filter materials underneath pitching in slopes complete as per Drawing & Technical Specifications. SOR Item-15.5

Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, up to a lead of 1000 metres including removal and disposal of top organic soil not exceeding 150 mm in thickness.

Construction of embankment with material obtained from borrow pits vide S.O.R. item No. 3.16 MOST CI. 305.

Construction of sub-grade 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 granular sub-base by providing coarse graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with vibratory roller to achieve the desired density, complete as per clause 401. (Grading-I)

Water Bound Macadam :- Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with 3 wheeled steel/ vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting to the required density. Grade - III

Providing and applying primer coat with bitumen emulsion on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 0.60 kg/sqm using mechanical means.

Providing and applying Tack coat with bitumen emulsion as per T.S Clause 503 & Direction of E/I.

Providing, laying and rolling of close-graded premix surfacing material of 20 mm thickness composed of 13.2 mm to 0.9 mm (Type-B) aggregates using penetration grade bitumen to required line, grade and level to serve as wearing course on a previously prepared base, including mixing in a suitable plant, laying and rolling with a three wheel 8-10 kN static roller and finishing to required level and grades as per Technical Specification Clause 509

Providing and fixing of typical any project informatory sign board with Logo as per MORD specifications and drawing. Three MS Plates of 1.6 mm thick, top and middle plate duly welded with MS flat iron 25mm x 5m size on back on edges. The lower plate will be welded with MS angle iron frame of 25mm x 25mm x 5mm. The angle iron frame of the lower most plate and flat iron frame of middle plate will be welded to 2 nos. 75mm x 75 mm of 12 SWG sheet tubes posts duly embedded in cement concrete M-15 grade blocks of 450mm x 450mm x 600mm, 600mm below ground level. The top most diamond plate will be welded to middle plate by 47mm x 47mm of 12 SWG steel plate tube. All M.S. will be stove enameled on both sides. Lettering and printing arrows, border etc. will be painted with ready mixed synthetic enamel paint of superior quality in required shade and colour. All sections of framed posts and steel tube will be painted with primer and two coats of epoxy paint as per drawing Clause 1701 and Annexure 1700.1

Providing boundary pillars and F.I Posts as per S.O.R. Item 8.16, MORTH CL. 806.

Providing and laying of hot applied thermoplastic compound 2.5 mm thick including reflectorising glass beads @ 250 gms per sqm area, thickness of2.5 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.

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 confom 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 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

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