South Central Railway Tender

Supplying & laying of drainage composite for use behind abutments, wing walls, return 5 walls and Retaining walls Geocomposite drain (Vertical) as per RDSO Specification No. RDSO/2018/GE:IRS-0006 latest version with all material, labour, equipment, tools and plants, lead, lift etc. complete in all respects as per the direction of Engineer-in-Charge.

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 1 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. All kinds of soils

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 2 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. Soft rock (not requiring blasting)

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 3 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. Hard rock (requiring blasting)

Providing and laying in position Plain cement concrete of specified Nominal Mix for 4 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 : 1:11⁄2:3 (1 Cement: 11⁄2 coarse sand (zone-III) : 3 graded stone aggregate 20 mm nominal size)

Providing and laying in position Plain cement concrete of specified Nominal Mix for 5 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 : 1:4:8 (1 Cement : 4coarse sand (zone-III): 8 graded stone aggregate 40 mm nominal size).

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 6 Batching/Mixing aggregate and coarse sand of approved quality in RCC raft foundation & Pile cap including finishing,Plant at site or RMC from approved plants) using 20mm graded crushed stone 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.

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 7 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. Wing wall and Return wall

Providing and laying Plain Cement Concrete 1:3:6 with graded stone aggregate of 8 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.

Providing and casting 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, (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 9 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. 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 at the stage of Mix Design and in that case deduction shall be made as per relevant item.

Deduct if Plasticiser has not been used in Design Mix Concrete of any grade as per 10 approved mix design or use of 40mm graded stone aggregate in place of 20mm graded stone aggregate in any grade of concrete. Note: Deduction to be made for quantity of concrete. Deduction for using 40mm graded stone aggregate in place of 20mm graded stone aggregate in any grade of concrete.

Centering and shuttering including strutting, propping etc. and removal of form for : All 11 types of bridge sub-structures, 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

Supplying, spreading and compacting well graded hard stone of 63mm average size (maximum up to 80mm size) in the bottom of foundation of box culverts, bridges etc. including all lead, lift, ascent, descent etc. complete job as per directions of Engineer In-charge.

Loading, transportation of Precast RCC Girders / Slabs / Ballast retainers / Steel Girders etc. from Casting Yard to Site of Work, unloading and stacking at site of work at prescribed location as directed by Engineer-in-Charge above 60 kms. Above 60 km up to 80 km

Loading, transportation of Precast RCC Girders / Slabs / Ballast retainers / Steel Girders etc. from Casting Yard to Site of Work, unloading and stacking at site of work at prescribed location as directed by Engineer-in-Charge above 60 kms. Above 80 km up to 100 km

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

Providing and laying 300mm thick (average) Dry Stone flooring with boulders of not 16 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.

Providing cast in situ bridge number plaques as per Railway drawing in cement concrete 1:2:4 mix using 20mm hard stone aggregate embedded in 30mm notch in Bridge parapet 17 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.

Providing cast in-situ plaques for bridge foundations details of size 45cmx45cmx5cm in 18 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.

Providing & laying non pressure NP-4 Class RCC pipe with collars, jointing with 1:2 19 cement and ordinary sand mortar including testing of joints, but excluding earthwork with all labour and material as a complete job. Cement for mortar will be paid separately.(Pipes of 600mm dia and above will be laid using crane/hydra). 900mm dia.

Providing Boulder Backing behind wing wall, return wall, retaining wall with hand 20 packed boulders & cobbles with smaller size boulders toward the back including all lead, lift, labour & other incidental charges as complete work in all respect. Payment for boulder/cobbles will be done extra.

Dewatering of natural or accumulated water from any location. Payment to be done for Horse power of pump multiplied by pumping hours.

Extra for providing and mixing synthetic Polyester triangular synthetic fibre in specified 22 ratio (@ 0.25% of cement by weight), 6 to 18mm in length, designed for melting point 240°C to 260°C and specific gravity of 1.33 to 1.40 in all types of work CC/RCC/plaster etc., This item shall only be used on specific instructions of Engineer-in-Charge.

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 23 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. RH /Temporary girder of length above 16.3m and up to 26.00 using Road crane capacity of 80 MT

Manufacturing and using wooden sleepers/blocks required for matting and bearing as per approved design for use below and above CC Crib for insertion of Temporary Girder etc.. Note: The item is for one time use and released wooden sleepers/blocks shall be the property of the Contractor.

Removal of temporary girder, crib on both ends and placing temporary girder on crib / cess away from Railway track as directed by engineer at site under traffic block; filling of Railway's 25 earth by ramming, pulling ballast from stack / adjoining track / same track, laying track, linking withapproach track and packing of ballast for opening track at 20 kmph speed, boxing & dressing of cess, ballast profiling etc. Note: If earth is to be brought by contractor from outside, the same will be paid separately. RH /Temporary girder of length above 16.3m and up to 26.00 using Road crane capacity of 80 MT

Providing staging during traffic block to 3.6 m x 3.0 m x 3.0 m approx. size using steel 26 cribs and/or wooden sleepers as per RDSO's approved drawing, duly excavating earth in pit and driving rails / sleepers vertically to form shoring and filling gap with sand bags etc. complete, as directed. Note: (1) Steel CC cribs, rails and wooden sleepers will be supplied by Railway. (2) Dismantling and linking of track will be paid separately.

Arranging labour as and when required by the Engineer in charge, for various works 27 under SSE/P.Way, with contractor's T&P, equipments, hand signal flags, etc. as per specifications, special conditions and detailed scope of work as furnished in the tender and as directed by the Engineer in charge. Note: Item shall be operated with prior approval of concerned Sr. DEN / DEN in charge.

MASONRY WORK // EXPOSED BRICK WALL // Providing and laying Autoclaved Aerated 1 concrete(AAC) blocks masonry 100 mm/ 125 mm thick with Grade-1 AAC blocks of density 551 to 650 kg/cum conforming to IS:2185 (Part 3) in super structure above plinth level up to floor V level in cement mortar 1:4 (1 cement : 4 coarse sand ). The rate includes providing and placing in position 2 Nos 6 mm dia M.S. bars at every third course of masonry work.

STONE WORK // COURSED RUBBLE MASONRY // Coursed rubble masonry (second sort) with hard stone in foundation & plinth with : // Cement mortar 1:6 (1 cement : 6 coarse sand) 3

STEEL WORK // Providing and fixing bolts including nuts and washers complete.

ROOFING // SHEET ROOFING // Providing corrugated G.S. sheet roofing including vertical / curved surface fixed with polymer coated J or L hooks, bolts and nuts 8 mm diameter with 4 bitumen and G.I. limpet washers or with G.I. limpet washers filled with white lead, including a coat of approved steel primer and two coats of approved paint on overlapping of sheets complete (up to any pitch in horizontal/ vertical or curved surfaces), excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required. // 1.00 mm thick with zinc coating not less than 275 gm/sqm

FINISHING // CEMENT PLASTER WITH A FLOATING COAT OF NEAT CEMENT // 15 mm cement plaster on rough side of single or half brick wall finished with a floating coat of neat cement of mix : // 1:4 (1 cement: 4 fine sand)

FINISHING // EXTERIOR FINISHING // Finishing walls with Acrylic Smooth exterior paint of required shade : // New work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm)

DISMANTLING AND DEMOLISHING // Dismantling steel work in built up sections in angles, tees, flats and channels including all gusset plates, bolts, nuts, cutting rivets, welding etc. including dismembering and stacking within 50 metres lead.

ROAD WORK // ROADS // Preparation and consolidation of sub grade with power road 8 roller of 8 to 12 tonne capacity after excavating earth to an average of 22.5 cm depth, dressing to camber and consolidating with road roller including making good the undulations etc. and re-rolling the sub grade and disposal of surplus earthwith lead upto 50 metres.

ROAD WORK // CONCRETE PAVEMENTS // Cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 40 mm nominal size) in pavements, laid to required slope and camber in panels as required including consolidation finishing and tamping complete.

ROAD WORK // CONCRETE PAVEMENTS // Providing and laying design mix cement 10 concrete of M-30 grade, in roads/ taxi tracks/ runways, using cement content as per design mix, using coarse sand and graded stone aggregate of 40 mm nominal size in appropriate proportions as per approved & specified design criteria, providing dowel bars with sleeve/ tie bars wherever required, laying at site, spreading and compacting mechanically by using needle and surface vibrators, levelling to required slope/ camber, finishing with required texture, including steel form work with sturdy M.S. channel sections, curing, making provision for contraction/ expansion, construction & longitudinal joints (10 mm wide x 50 mm deep) by groove cutting machine, providing and filling joints with approved joint filler and sealants, complete all as per direction of Engineer-in-charge (Item of joint fillers, sealants, dowel bars with sleeve/ tie bars to be paid separately). // Cement concrete manufactured in automatic batching plant (RMC plant) i/c transportation to site in transit mixer

ROAD WORK // MISCELLANEOUS // Construction of granular sub-base by providing close graded Material conforming to specifications, mixing in a mechanical mix plant at OMC, carriage 11 of mixed material by tippers to work site, for all leads & lifts, spreading in uniform layers of specified thickness with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per specifications and directions of Engineer-in-Charge. // With material conforming to Grade-II (size range 53 mm to 0.075 mm ) having CBR Value-25

ROAD WORK // MISCELLANEOUS // Construction of dry lean cement concrete sub base over a prepared sub-grade with coarse and fine aggregate conforming to IS:383, the size of coarse aggregate not exceeding 25 mm, aggregate cement ratio not to exceed 15:1, aggregate gradation 12 after blending to be as per specifications, cement content not to be less than 150 Kg/cum, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 Mpa at 7 days, mixed in a batching plant, transported to site, for all leads & lifts, laid with a mechanical paver, compacting with 8-10 tonne vibratory roller, finishing and curing etc. complete as per direction of Engineer-in- charge.

WATER PROOFING // Grading roof for water proofing treatment with // Cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size)

Installation of single/twin RCC box of all sizes with or without common web section including design of pulling scheme during traffic/power block, Precast Base Slab, casting of all RCC components, with specified grade of controlled concrete, lifting & transportation of precast RCC base slab units from the casting yard and placing them in correct position, making arrangements for fixing of rail cluster arrangements, placing and pulling the precast RCC Box including trial pulling before placing the RCC Box in correct position and alignment below Railway track on rail cluster with necessary stools and rollers following all measures of track safety by "Box pulling technique" as per 1 approved drawings/scheme, in all types of soils with disposal of surplus earth away from vent up to 1 Km, fixing arrangement for all services & utilities including parapet walls on both sides, wearing course, foot paths, plaques, etc. and all other incidental works to complete the RUB in all respect as per specifications to the satisfaction of Engineer-in-Charge. Note: i. The rate includes all items of work/supplies for complete job in all respects except "cost of Reinforced cement concrete, cement, reinforcement & shuttering" of (i) main RCC Box; (ii) precast RCC Base Slab; (iii) Footpath (iv) Parapet wall and (v) wearing Course & Rail Cluster Arrangements only, which shall be paid extra under relevant items of USSOR. ii. The payment for this item shall be made for the clear inner cross section area of the RCC Box and Barrel Length of the RCC Box. iii. The quantity of excavation considered in this item consists cutting of rock strata likely to be encountered at site.

Preparation and submission of Completion drawings of Major / Minor bridges showing plan, elevation, section, notes and other relevant particulars to appropriate scale as per Railway Engineering code, prepared in AUTO CAD on 75 Micron thickness film, including submission of check 2 print for proof check, to incorporate corrections and modifications as suggested by the Railway administration. Showing the exg. particulars in Indian ink and completed in Red ink as per the details given by Railways, with contractor's materials, labour, tools, plant etc., in the following sizes as per special conditions and as directed by the Engineer-in-charge. - c.) A-0 Size and size in between A1 and A0.

Supply and using Cement at Worksite Ordinary Portland Cement 53 grade 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 grade Fe-500D or more of approved brands/makes.

Supplying and fixing HSFG bolts of any dia and any length with suitable nuts including DTI washers conforming to IRS-B1-2001 for bridges and steel structures with contractors labour, tools and plants and lead and lift etc., complete.

Assembling and erection of fabricated Steel girders o n bearings at site with crane/derrick / any other approved means at site on sub structure with labour, equipment, T&P 3 including site bolting with all temporary arrangements, scaffolding etc. with contractors design and scheme for longitudinal launching/side slewing (not requiring traffic block) approved by Railway. Rate includes drifts, service bolts, Holding down bolts etc. as per drawings. Note: Payment for HSFG bolts used if any will be made separately under relevant item. Plate Girder/Semi Through Girder /Composite Girder more than 12.2 m span

Supplying fabricating and erecting welded 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 4 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.