RNC-TORI -Strengthening of minor Bridges under jurisdiction of ADEN(Settlement)HTE, Widening of foundation of pier No. 5 and strengthening of girder by providing seismic restrainer in span no. 5 & 6 at Br. No. 115 in NJA-LAD section under ADEN(Settlement)/HTE and Conducting Rail Structure Interaction Analysis and submission of report using MIDAS Rail-Track Module as per the latest provisions of UIC 7743R and RDSO guidelines for RSI and recommend remedial solutions.

A-Execution of all Works SER USSOR-2021 with all correction Above/

Item Breakup - A-Execution of all Works SER USSOR-2021 with all correction slips up to date.

All kinds of soils

Soft rock (not requiring blasting)

Hard rock (blasting prohibited ) 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 :

1:1½:3 (1 Cement: 1½ coarse sand cum (zone-III) : 3 graded stone aggregate 20 mm nominal size)

1:2:4 (1 cement : 2 coarse sand cum (zone-III) : 4 graded stone aggregate 20 mm nominal size) RANCHI DIVISION-ENGG/SOUTH EASTERN RLY

P r o v id in g and laying in position cum 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 in RCC raft foundation & Pile cap 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 a n d in that case deduction shall be made as per relevant item. P r o v id in g 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 a n d in that case deduction shall be made as per relevant item.

Abutment cap, Pier Cap, Inspection cum Platform & Pedestal over Pier cap, Fender wall, Diaphragm wall etc. RANCHI DIVISION-ENGG/SOUTH EASTERN RLY

Providing and fixing Weep Holes in Metre 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.

Providing and laying in position cum machine 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-in- Charge. Note: Payment for cement, reinforcement and shuttering shall be made extra. Centering and shuttering including strutting, propping etc. and removal of form for :

All types of bridge sub-structures, Sqm e.g. pier, 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

Extra for additional height over item Sqm no. 025031 & 025032 wherever required with adequate bracing, propping etc. over initial height of 5 metres for every additional height of 1 metre or part thereof. RANCHI DIVISION-ENGG/SOUTH EASTERN RLY

P r o v id in g and laying in position cum 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 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 and in that case deduction shall be made as per relevant item. Extra over 025040 for drilling of holes and insertion of dowel bars in case of Jacketing

Extra for drilling 32mm dia. holes for Metre jacketing / anchoring

Extra for inserting of dowel bars of Metre specified dia. (cost of rods to be paid extra) Supply and using Cement at Worksite

Ordinary Portland Cement 43 grade MT approved brands/makes

Ordinary Portland Cement 53 grade MT of approved 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.

Thermo-Mechanically Treated bars of Kg grade Fe-500D or more of approved brands/makes.

Applying Epoxy Poly-sulphate Paint Sqm three coats on existing bottom surface of deck slab including cleaning surface of dirt, dust & other foreign matter, sand papering, wire brushing as required with all contractor's materials tools, machinery, scaffolding, lead, lifts etc. complete as per specifications and as directed by Engineer in-charge Painting of cleaned plate/composite bridge girders including all scaffolding along with provision of Jhoola / hanging scaffolding ladders etc. where required. RANCHI DIVISION-ENGG/SOUTH EASTERN RLY

With two coats of epoxy paint Sqm conforming to RDSO spec M&C/PCN/123-11 Note: DFT of each coat shall be 60 microns.

Providing and laying boulders apron cum on river 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.

Laying of boulder apron laid in wire cum crates of approved size including overlaps at joints, laid with stone boulders, all loose ends to be tied with 4mm galvanised steel wire. Payment for boulders & wire crates to be done extra.

Supplying of stone boulders weighing cum not less than 35 kg each at specified bridge locations.

Manufacture Galvanized Wire Net Trungers made from 4mm galvanised steel wire @ 32 kg/10sqm having minimum tensile strength of 300 Mpa conforming to IS:280 and galvanizing coating conforming to IS:4826, woven into mesh with double twist, mesh size not exceeding 100mm x 100mm.

Providing and laying Pitching with cum Stone Boulders, weighing not less than 35kg each with voids filled with cement sand mortar 1:4 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). Rate is excluding cost of cement which shall be paid extra under relevant item.

Providing and laying Filter Material as cum per RDSO Specifications underneath pitching in slopes complete as per drawing and Technical Specification.

Supply and laying of coarse sand cum including 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.

Providing and inserting nipples of Each size 12 to 20 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. RANCHI DIVISION-ENGG/SOUTH EASTERN RLY 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 G r o u t i n g . (Cement will be paid extra).

Neat Cement Grout with 20% anti Kg shrinkage compound w.r.t. cement.

Applying epoxy mortar over leached, Sqm honey 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. Removing all loose concrete, cleaning rust with dusting compound & water jet, drying, replacing worn out reinforcements by welding new reinforcement for making up lost steel section, applying approved anti- corrosive polymer coating over the damaged area to proper profile, providing polymer mortar (up to 20mm thickness) or polymer concrete (more than 20mm thickness) consisting of cement, sand, 6mm down chips where required and polymer as per manufacturers' specification. The rate includes curing for 14 days, all materials, consumables, labours, tools and plants, scaffolding/staging with all lead and lift. Note: Cost of reinforcement, if used, to be paid separately.

20mm - concrete

Painting the HFL mark and Danger Each level mark, 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.

Providing cast in situ bridge number Each plaques 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. RANCHI DIVISION-ENGG/SOUTH EASTERN RLY

Providing cast in-situ plaques for Each bridge 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.

Cess repair/widening work as per cum RDSO Specifications and guidelines RDSO/2020/GE: IRS-0004 or latest in running line with suitable soil to the designed profile The work shall include uprooting and disposing of all the vegetation, benching at every 30 Cm vertical height, earthwork in benching portion and compaction u s i n g suitable slope vibratory Rollers/Compactors etc. to achieve prescribed MDD. Note: 1. Payment of cess repairs shall be based on the quantities worked out from the cross sectional calculations only and worked out from the initial ground levels before doing benching and final levels as done for new embankment. The earth work in benching portion shall not be paid extra as the same has been included in the rate. 2. The earth work shall be started only after Completing of the benching and certified. 3. The benching Work shall be done for a maximum height of 1.50 m at any time based on the progress of earthwork starting from toe of the embankment. 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.

JCB Backhoe Loaders 3DX Plus or Hour similar with minimum 1.10 cum bucket capacity RANCHI DIVISION-ENGG/SOUTH EASTERN 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. 37 022014(022020) Extra over item nos. 022011 to cum 42.00 237.00 9954.00 022014 for executing the work under water and/or liquid mud to compensate all additional arrangements including pumping out water as required. Note: The extra percentage rate is applicable only for the quantity of work executed under water. [RATE = 20%] Total 61166385.05

Item Breakup - B-NS items

Study of entire details of bridge Each foundation, substructure, loading standard, superstructure, track details, rail and deck temperature data, bearing details, soil data, flood data etc alongwith GAD and structural design and drawing of bridges to work out analysis frame work for medaling of bridge in appropriate software, validated as per UIC code 774-3R, for the purpose of Rail Structure Interaction (RSI) analysis so as to prepare ground work for analysis as mentioned in RDSO report number BS114, appropriate para's of IRPWM and Indian Railway Bridges Rules. Apart from GAD and structural design and drawing other data required is as mentioned in Appendix-a of RDSO report number BS-114 and attached with the schedule as Annexure-A. GAD and structural design/drawing of the bridges are additional data required for this purpose. This data is to be provided by the Railway for bridges including in scope of work. Total 3271800.00