Provision of RCC Jacketing, Epoxy grouting/Cement grouting, Normal repair in Arch, Abutment, Pier, Wing wall, Return wall, Parapet wall, Ballast wall & Misc. work in Br. No. 130 (1x1.82m), Br. No. 131 (1x1.82m), Br. No. 140 (1x3.66m), Br. No. 141 (1x3.66m), Br. No. 142 (1x3.66m), Br. No. 143 (2x3.66m), Br. No. 146 (2x3.66m), Br. No. 147 (2x3.66m), Br. No. 148 (1x1.20m) & Br. No. 149 (1x3.66m) = 13 Spans under ADEN/KEU of Danapur Division.

Reinforced cement concrete of grade M-30 (controlled concrete) with cement coarse sand and stone chips of 20mm nominal size cast in situ duly compacted with mechanical vibrators for strengthening / jacketting of piers, inverted arch, cut water face walls, wing walls, return walls etc. as per CE's approved drawing. Rate shall include supply of all material (except cement and steel bars for 1 which separate payment will be made) steel centering, staging & shuttering and scaffolding of steel pipe, cutting, bending, binding, lapping, placing steel reinforcement raking out mortar joints of existing masonry wetting the existing masonry before concreting, with all contractors labour and materials, biding wire, all lead & lift, tools and plants to complete the work in all respect. The concreting work will be done as per IRS Bridge code / IS-456 and material will supply as per relevant IS specifications.

RCC M-30 for strengthening / jacketting of top arch (a )By placing concrete manually

RCC M-30 for strengthening / jacketting of top arch (b )By placing concrete with the help of concrete pump/placer machine

Manufacturing & fixing of 20 mm dia dowel bar drilling holes etc.

Preparation of Bridge Drawing etc. on Auto Cad as per standard Railway practices. All the drawings should be drawn to the scale on good quality tracing paper (thickness not less than 80 GSM). The bridge drawing show the details of existing bridge, plan & elevation of proposed bridges as per standard drawings for bridge, showing cross section at relevant locations, writting important notes & reference on left hand side of the drawing. Making blocks for signature by the Railway officials. The original drawing should be submitted in the office of Sr. DEN/1/DNR. Above/

Item Breakup - B-Sch-B

cum DANAPUR DIVISION-ENGINEERING/EAST CENTRAL RLY Earthwork in excavation by mechanical means (Hydraulic Excavator)/Manual Means for foundations and floors of the bridges, retaining walls etc. including setting out, dressing of sides, ramming of bottom, getting out the excavated material, back filling in layers with approved material and consolidation of the layers by ramming and watering etc. including all lift, disposal of surplus soil up to a lead of 300m, all types of shoring and strutting with all labour and material complete as per drawing and technical specification as directed by Engineer in charge. Note: This item will be used for excavation work in connection with other miscellaneous works also like side drains, foundation for OHE masts and other miscellaneous structures in connection with Gauge Conversion, Doubling, New lines.

cum Providing and laying in position Plain cement concrete of specified Nominal Mix for miscellaneous works like side drains, foundation for OHE masts and other miscellaneous structures excluding the cost of Cement, centering and shuttering - All work up to plinth level :

800.00 4483.10 3 graded stone aggregate 20 mm nominal size)

400.00 4492.91 graded stone aggregate 40 mm nominal size) Centering and shuttering including strutting, propping etc. and removal of form for :

1800.00 abutment, wing wall, retaining wall, RCC box type foundations, Abutment cap, Pier Cap, Inspection Platform & Pedestal over Pier cap, Fender wall, Diaphragm wall etc. up to 5m above ground level

350.00 7367.25 batched, machine mixed and machine vibrated Cement Concrete of specified grade as per approved Design Mix (mixed in Mobile Concrete Batching/Mixing Plant at site using 20mm graded crushed stone aggregate and coarse sand of approved quality in jacketing of piers and abutments from bottom of foundation up to a height of 10m for designed thickness of jacketing including finishing, using Plasticiser in approved proportions (as per IS:9103), to modify workability without impairing strength and durability complete as per specifications and direction of the Engineer in charge. Note: 1. Payment for cement, reinforcement and shuttering shall be paid extra under relevant item. 2. Plasticizer shall invariably be used in approved proportion to increase workability with minimum possible quantity of cement for all grade of Design Mix Concrete unless it is specifically approved citing reasons for not using plasticisers at the stage of Mix Design a n d in that case deduction shall be made as per relevant item. Supply and using Cement at Worksite

500.00 9924.15 brands/makes

Portland brands/makes DANAPUR DIVISION-ENGINEERING/EAST CENTRAL RLY Supply of steel reinforcement of approved brands/makes for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete.

259000.00 500D or more of approved brands/makes.

1000.00 2562.51 bed for protection against scour with stone boulders weighing not less than 35 kg each with voids filled with spalls complete as per drawing and Technical Specification.

200.00 2463.61 Boulders, weighing not less than 35kg each with voids filled with spalls on slopes, laid over prepared filter media including boulder apron laid dry in front of toe of embankment complete as per drawing and Technical Specifications (filter media to be paid separately under the relevant item).

50.00 2998.67 Dry Stone flooring with boulders of not less than 35kg each in weight, hand packed with surface levelled off to the correct section with hammer dressing as necessary on the ground including filling the gaps with quarry spalls and ordinary sand complete including cost of supply of all materials, labour, lead, lift, tools, plants, crossing of tracks and the like as per drawing and technical specification as directed by Engineer in charge.

100.00 3020.15 consolidation with all labour, lead, lift, tools, plants, crossing of tracks as per drawing and technical specification as directed by the Engineer in charge in case loose slush is encountered at site of foundation before casting the foundation or laying the filtering media.

1500.00 mm dia. with approved fixing compound after drilling holes for grouting as per Technical Specifications including subsequent cutting/removal and sealing of the hole as necessary after completion of grouting. Grouting of masonry/concrete by injection process duly Sealing of cracks, through nipples complete as per Technical Specification and procedure given in IRBM Para No 209 including necessary admixture. Payment shall be as per use of cement by weight in case of neat cement/cement mortar grouting and weight of Epoxy in case of Epoxy Grouting. (Cement will be paid extra).

5000.00 compound w.r.t. cement.

200.00 1073.94 combed and spalled concrete surface and exposed steel reinforcement complete as per Technical Specification with average thickness of 10mm including priming coat, mortar plaster and seal coat of epoxy. DANAPUR DIVISION-ENGINEERING/EAST CENTRAL RLY

200.00 opening or drilling in existing Brick Masonry / Plain / Reinforced Concrete abutment, wing wall/return wall with 110 mm dia UPVC pipe (working pressure 4kg/sqcm) extending through the full width of the structure complete and repairing the same with cement mortar 1:2 (1 cement : 2 coarse sand). Rate is excluding the cost of cement which shall be paid extra.

50.00 year of HFL on bridge abutments and piers with ready mixed paint as per standard in two coats over one coat of primer with all materials, labour, tools, scaffolding, all lead and lift etc. including writing complete.

10.00 per Railway drawing in cement concrete 1:2:4 mix using 20mm hard stone aggregate embedded in 30mm notch in Bridge parapet coping duly engraving the letter and figures and an arrow indicating the direction of flow and finishing the top exposed surface with cement mortar 1:3, painting letters and figures with two coats of black enamel paint on two coats of white background with all labour, tools, cement, paint etc. with all leads and lifts. Hiring of machinery for minor miscellaneous works for short duration including operator/driver, fuel, lubricants and consumable. The contractor shall arrange all statutory permits as required by rules and regulations prevailing in the area of work. Payment shall be made for actual working hours at site.

220.00 minimum 1.10 cum bucket capacity Total 53209626.40

Item Breakup - B1-Sch-B1