At TSK Division: Improvement to protection works, drop walls ,inspection steps, ballast walls and epoxy treatment at honey combing ,corroded reinforcement at various minor bridges under the jurisdiction of ADEN/SPTR.

A-IRUSSOR 2021 Items in connection with Improvement to protection

B-NSR Items in connection with - Improvement to protection works, drop

A1-CPWD 2023 Items in connection with - Improvement to protection

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 :

460.00 3992.36 3 graded stone aggregate 20 mm nominal size) TINSUKIA DIVISION-ENGINEERING/N F 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.

78.00 4214.13 Pedestal over Pier cap, Fender wall, Diaphragm wall etc.

95.00 4130.68 ballast wall at formation level Centering and shuttering including strutting, propping etc. and removal of form for :

2680.00 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

261.00 8919.43 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.

21500.00 500D or more of approved brands/makes.

600.00 2705.91 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.

2800.00 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.

2800.00 1770.51 than 35 kg each at specified bridge locations.

11200.00 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. TINSUKIA DIVISION-ENGINEERING/N F RLY

560.00 2579.28 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).

410.00 3316.74 RDSO Specifications underneath pitching in slopes complete as per drawing and Technical Specification. 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).

980.00 3660.11 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. Total 34875751.97 Schedule A1-CPWD 2023 Items in connection with - Improvement to protection works, drop walls Schedule ,inspection steps, ballast walls and epoxy treatment at honey combing ,corroded reinforcement at various minor bridges under the jurisdiction of ADEN/SPTR Item- 2 CPWD 2023 ITEMS S No. Item No Description of Item Unit Qty Rate Amount 2.0 EARTH WORK 2.1S General 2.31 Clearing jungle including uprooting of rank Sqm 37900 17.6 667040 vegetation, grass, brush wood, trees and saplings of girth up to 30 cm measured at a 1 height of 1 m above ground level and removal of rubbish up to a distance of 50 m outside the periphery of the area cleared. 10.0 STEEL WORK 10.1S General Steel work welded in built up sections/ framed work, including cutting, hoisting, fixing in 10.25 position and applying a priming coat of approved steel primer using structural steel etc. as required. 10.25.2 In gratings, frames, guard bar, ladder, railings, Kg 4300 172.6 742180 2 brackets, gates and similar works 13.0 FINISHING 13.44S EXTERIOR FINISHING Finishing with Epoxy paint (two or more coats) at all locations prepared and applied as per 13.52 manufacturer's specifications including appropriate priming coat, preparation of surface, etc. complete. 3 13.52.1 On steel work Sqm 2000 241.75 483500 4 13.52.2 On concrete work Sqm 4900 235.15 1152235 13.88 Removing white or colour wash by scrapping Sqm 4900 19.75 96775 and sand papering and preparing the surface 5 smooth including necessary repairs to scratches etc. complete TINSUKIA DIVISION-ENGINEERING/N F RLY 13.105 per 2900 3.85 11165 Re-lettering with black Japan paint of approved letter 6 brand and manufacture. per cm height Finishing walls with Premium Acrylic Smooth 13.112 exterior paint with Silicone additives of required shade 13.112.2 Old work (one or more coats applied @ 0.83 Sqm 4900 88.55 433895 7 ltr/10 sqm). Total 3586790.00