Re-building of existing bridge no. 52( 1x2.44m FC Slab) at Km 511/11-13 between KWO and KOO stations by new 1x3.0mx2.5m clear span RCC Box Bridge under Sr.DEN/2/DNR section on Main line of Danapur Division.

Pushing/Insertion/Placing of Precast RCC Box of internal diameter 5.00x4.35 metre (Approx.) through air pushing during block in previously fully/semi excavated embankment for all height and depth including normal to embankment or in skew including designing/ providing/fixing of steel frame for pushing of precast RCC Box and its approval by Railway. Rate is inclusive of cost of all types of jacks power packs, T&P, MS Pins & extension pieces required additional struts for 1 further pushing consumables fuel labour taxes and supervision etc. includes provision of all necessary arrangement for pushing including all lead , lift , ascents , descents , loading , unloading, handeling,rehandeling, crossing of stream, nallah, Railway track, level crossing etc. or any other obstruction, cost of all safety works and safety precautions all labour and materials as a complete job. The resource deployment shall be adequate enough to ensure controlled air pushing @ 4.0 m/h. (Effective)nothing extra shall be paid on this account( Length of payable pushing shall be 14 mtr for single box)

Providing lighting arrangement during night block to be availed between 20.00 Hrs. (night) to 6.00 Hrs. (morning) on hiring basis with contractors generator of minimum 5 KVA capacity 2 6 halogen lamps of 500 Watt operation and maintenance of generator set & Halogen lamps with his own labour, T&P transportation etc. The payment will be done for only that day when Site Engineer actually required. Standby arrangement has to be ensured by agency for any possible failure as block may be burst on this account only.

Carrying out detailed structural/Detailed design and preparation of detailed working drawings RCC Box/Thrust Bed/Sheet Pile etc required for bridges( 34 no's) as per Railway, Loading 3 standard including carrying out modification in design drawing if and for each bridges. and item include modification, alteration & correction as per requirement and specification of Railway and proof checking by I.I.T./Government Institution. . The item also includes detailed methodology for launching including type, capacity & location of Crane etc complete job.

Supply & Spreading of 50mm nominal size stone ballast over slabs/approach as per specification and as directed by Engineer at site Above/

Item Breakup - B-Sch-B

cum DANAPUR DIVISION-ENGINEERING/EAST CENTRAL RLY Providing and laying in position machine 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 or RMC from approved plants) using 20mm graded crushed stone aggregate and coarse sand of approved quality for the following Reinforced cement concrete structural elements up to height of 9.0 m from foundation top level, 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 made extra under relevant item. 2. Plasticiser 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 plasticiser at the stage of Mix Design and in that case deduction shall be made as per relevant item.

20.00 1:3:6 with graded stone aggregate of 40mm nominal size, in foundation and floors, retaining walls of bridges including mechanical mixing, vibrating, pumping and bailing out water where ever required with all materials and labour complete but excluding the cost of cement and shuttering as per drawings and technical specifications as directed by Engineer.

and Abutments, Wing walls and Return walls etc., of new bridges with 110mm dia UPVC pipe Type A ISI marked with all contractor's men, material, transportation, all taxes as per specifications and as directed by Engineer-in- Charge.

250.00 machine mixed and machine vibrated Cement Concrete of specified grade as per approved Design Mix, mixed in Mobile Concrete Batching/Mixing Plant at site or RMC from approved plants, (Cast in-Situ/Pre-cast) in bottom/top slab, side walls, toe wall and sumps haunch filling head walls, thrust bed or any other component using 20mm graded crushed stone aggregate and coarse sand of approved quality of RCC box of any size including finishing, Plasticiser in approved proportions (as per IS:9103), to modify workability without impairing strength and durability, complete as per drawings and technical specifications as directed by Engineer in charge. N o t e : 1. Payment for cement, reinforcement and shuttering shall be made extra under relevant item. 2. Plasticiser 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 at the stage of Mix Design and in that case deduction shall be made as per relevant item. DANAPUR DIVISION-ENGINEERING/EAST CENTRAL RLY

25.00 batched, machine mixed and machine vibrated Design Mix Cement Concrete, mixed in Mobile Concrete Batching/Mixing Plant at site or RMC from approved plants, of specified grade (cast in-situ) using 20mm graded crushed stone aggregate and coarse sand of approved quality in Drop and curtain wall and alike structures below bed level, complete in all respect as per drawings and technical specifications to the satisfaction of Engineer- i n - C h a r g e . Note: Payment for cement, reinforcement and shuttering shall be made extra.

200.00 bitumen confirming to IS:3117- latest version on the top and sides of RCC box/slabs @ 1.70 kg/sqm after cleaning the surface with all labour and materials complete job as directed by the Engineer. Centering and shuttering including strutting, propping etc. and removal of form for :

625.00 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 Supply and using Cement at Worksite

Portland brands/makes Supply of steel reinforcement of approved brands/makes for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete.

54000.00 Fe-500D or more of approved brands/makes. Providing road crane of specified lifting capacity with specified jib length revolving type for material handling, assembly & erection of girders/slab/RCC Box etc.

10.00 117534.00 and/or bolted and/or riveted steel work in built up sections, trusses and framed work, staging, racks, Height Gauge etc. for Steel Structures other than bridge girders, using RSJ, tees, angles and channels/flats, plates, gussets, round or square bars, cleats, bolts etc., with contractors own steel including cutting, bending, straightening, drilling, riveting, hoisting, fixing, erecting, welding, bolting etc., with Providing stiffeners wherever required as per approved drawing including applying a priming coat of a approved steel primer with all contractor's materials, labour, tools & plants, lead & lift including crossing of tracks if required etc., complete as per specification and as directed by Engineer-in- charge. Note: The payment shall be made on the theoretical weight of main components and gusset plates only.

75.00 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. DANAPUR DIVISION-ENGINEERING/EAST CENTRAL RLY

100.00 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.

100.00 110mm UPVC Type A ISI marked (Working pressure 4 kg/sqcm) using suitable clamps and adhesive etc., complete.

125.00 of granular materials of GW, GP, SW groups as per IS:1498 (latest) in required profile behind boulder filling of abutments, wing walls / return walls etc. above bed level with all labour and material complete job as per drawing and technical specification of RDSO Guidelines.

4.00 as 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.

4.00 foundations details of size 45cmx45cmx5cm in cement concrete 1:2:4 mix using 20mm hard stone aggregate embedded in 30mm deep notch over abutment & piers, engraving the letters & figures with CM 1:3 and finished smooth including painting letters and figures with 2 coats of black enamel and plaque with white enamel with all labour, tools, cement, paint, curing etc. as a complete job.

40.00 (no cohesive materials to be used) of approved quality including watering and ramming in foundation, behind the abutment, wing wall, retaining wall in layers not exceeding 150mm thick including its compaction as per direction of Engineer-in- charge. The rate includes all lead, lift, ascent, descent, crossing of Railway line etc. complete with contractor's labour, materials, tools and plant.

200.00 from any location. Payment to be done for Hour Horse power of pump multiplied by pumping hours. DANAPUR DIVISION-ENGINEERING/EAST CENTRAL RLY Insertion of temporary girder in place of formation involving dismantling of track, removal of ballast and neatly stacking for future use, excavation & installation of CC crib or wooden crib at both ends as per approved design in one or more traffic blocks, excavation for creating space for insertion of girder as required, placement of girder by contractor's Crane, tools & plants, filling of earth/sand filled bags at different stages as required, linking of track and connecting with the approaches, ballasting, boxing and packing approach sleepers to make track fit for 20 kmph to the satisfaction of Engineer in- charge. Note: 1. The CC Cribs as required and Temporary Girder shall be supplied by Railways at available location. 2. Transportation of Temporary Girder to site shall be paid separately under relevant item. 3. The charges for wooden sleepers/blocks required for matting and bearing as per approved design shall be paid extra as per relevant item. 4. In case bridge timber / channel sleepers are required to be laid on girder, the same shall be paid separately under relevant item.

2.00 56437.18 12.2m to 16.3m using road crane capacity of 50 MT 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.

100.00 minimum 1.10 cum bucket capacity Total 12538955.09

Item Breakup - B1-Sch-B1