125/2025 Construction of Bridge

Earthwork Excavation in all soils and sub soils except hard rock requiring blasting with initial lead and lift including re-filling the sides of foundation in layer of 15 cm thick watering , ramming ,depositing the surplus earth in the premises as directed by departmental officers etc., complete as per standard specification. as per SS 20 B TNDSS NO: 23&24VI (S2), VII 9,10

Body Wall

Abutment, Pier, apron , cutoff wall

Earth work excavation in all classes of soil except hard rock requiring blasting and depositing on bank as per SS20B with all leads and lifts and all other incidental charges such as bailing out water shoring strutting, walling and forming protective bunds whereever necessary etc., complete as per relevent standard specification for DRESSING THE BED UPTO SILL

Dressing Bed

Plain Cement Concrete 1:4:8 mix ( One Part of Cement Four Part of Sand and Eight Part of aggregates) using 40 mm ISS HBG metal including cost and conveyance of all materials to work site and all labour charges for mixing, laying,consolidating and curing etc complete as per the standard specifications. TNDSS NO: 28 V, VI (S2) V,VI (S5A) VII

Plain Cement Concrete of mix 1 : 2: 4 (One Cement Two sand Four Aggregates) using 20mm gauge hard broken including cost conveyance of all materials to site including formwork and centering labour charges, transporting and placing in position including shoring, strutting, forming protective bunds, cofferdams bailing out of water labour for mixing compacting, finishing and curing, working at depths, tools and plants and incidental charges such as sheeting, shoring and bracing and their subsequent removal etc., complete as per standard specification.

Compacted Cement Concrete of Grade M10 (Design Mix), using 40mm ISS HBG metal including cost and conveyance of al1 materials to site including cement at site including cost of formwork, soft water, labour changes for mixing, transporting, lfi ying and curing concrete,working at depths, Tools and Plants and incidental charges such as maintaining of protective bunds, cofferdams, shoring , Strutting etc; complete as per relevant standard specification for LEVELLING COURSE UNDER FOUNDATION OF ABUTMENTS, RETURN WALLS & PIERS as per section 2100 of MORT&H Specifications (Fifth Revision-2013).

Levelling Course under Foundation of Abuments, return Walls & Piers

Rigid Apron

Compacted Plain Cement Concrete M15 (Nominal Mix), using 40mm ISS hard granite broken metal including cost and conveyance of all materials to site and cement at site including cost of formwork, lead for soft water, labour charges tor mixing , transporting, laying, and Curing concrete working in heights and hire charges for tools and plants, and all other incidental chargesetc complete as per relevant specification for RIGID APRON as per section 1500,1700 & 2704 of MoRT&(H) Specifications

Rigid Apron

Base Course below apporach slab & Safety kerb Ramp

Vibrated Plain Cement Concrete of M20 (Nominal Mix) using 40mm ISS size HBG graded metal including cost and conveyance of all materials to site including cost of cement at site including cost of formwork, soft water, labour charges for mixing, transporting,laying Fig and curing concrete , working at depths , tools and plants and maintaining of protective bunds, cofferdams, shoring, strutting etc., complete as per relevant standard specifications, as per section 1500,1700 & 2100 of MORT&H Specifications

Sub Structure of Abutments, Wings & Piers above Sill Level

Parapet

Compacted Plain Cement Concrete M30 (Nominal Mix), using 20mm ISS hard granite broken metal including cost and conveyance of all materials to site and cement at site including cost of formwork, lead for soft water, labour charges tor mixing , transporting, laying, and Curing concrete working in heights and hire charges for tools and plants, and all other incidental chargesetc complete as per relevant specification for CUT OFF WALL as per section 1500,1700 & 2704 of MoRT&(H) Specifications (Fifth

Compacted Plain Cement Concrete M30 (Nominal Mix), using 20mm ISS hard granite broken metal including cost and conveyance of all materials to site and cement at site including cost of formwork, lead for soft water, labour charges tor mixing , transporting, laying, and Curing concrete working in heights and hire charges for tools and plants, and all other incidental chargesetc complete as per relevant specification for CUT OFF WALL as per section 1500,1700 & 2704 of MoRT&(H) Specifications (Fifth

Centering

Supplying and Errecting Centering to Sides and Soffits including supports and strutting for drainage sides and culvert body wall sides using 90cm x 60cm and B.G 10stifened with welded mild steel angles of size 25mm x 25mm x 3mm for boarding laid over( silver oak joists ) of size 10cm x 6.50cm spaced at about 90cm including all labour charges and cost and conveyance of all materials to site etc. complete complying with standard specification. TNDSS NO: 30&86

Body Wall

Footing

centering for substructure above sill

centering for dirthwall and deck slab

Hume Pipe

Supply and Fixing of 1500mm dia RCC NP-3 Hume Pipe including cost and conveyance of materials and labour charges etc., Complete. Complying with standard. specifications.

Pile Boring

Providing Reinforced Cement Concrete cast-in-situ bored piles of 450mm diameter in RCC M35 (Design mix) using 20 mm ISS HBG metal with minimum cement content of 400 kg per cu. m maximum water cement ratio of 0.4 and slump of 150 - 200 mm by tremie concreting including cost and conveyance of all materials to site and cost of cement at site but excluding cost and fabrication of steel and placing it in position before concreting setting up of piling equipment, shifting the same from one pile location to another pile location dismantling and including all labour for boring through rock, leading the excavated earth to a distance 200 m including forming of working platform over the river bed for accomadating piling equipment forming approaches to the working platform, mixing concrete, filling it in position by tremie pipe, cutting of pile head to cut-off level for casting pilecap, including diversion of water course if necessary and all other incidental charges etc., complete as per standard specifications, forming and maintaining protective bunds and all other incidental charges etc., complete for PILES BELOW PIERS AND

Vibrated Reinforced Cement Concrete of gratie M30 Design mix using 20inm ISS size HBG graded metal including cost and conveyancc of all inaterials to site including cost of cement at site but excluding cost and tabrication of steel but including cost of formwork, potable water, labour charles for mixing, transporting, lnying and curing concrete, working at heights, hire charles for tools and plants including all other incidental charles etc; complete as per relevant standard specifications, as per section 1500, 1700 & 2200 of MORT&H Specifications (Fifth Revision-

Dirt Wall Cum Ded Block Pver Abutments and Bed Block Over Piers

Deck Slab and Kerbs & Safety Kerbs

Approach Slab

Vibrated cement Concrete M30 design mix using ISS size HBG graded metal including cost and conveyance of all materials to worksite and cement at site including all labour charges for ixing concrete, laying, vibrating, hire charges for tools and plants, compacting, curing with all leads for soft water, including all other incidental charges,formwork,cost of premoulded expansion joints and fixing the same in position etc., complete for wearing coat of 75mm uniform thickness over deck slab and approach slab as per section 2702.2 of MORT&H Specifications (Fifth Revision-2013).

Deck slab and approach slab

Vibrated Reinforced Cement Concrete M-30, Grade, Design Mix, using ISS size hard granite broken graded metal including cost and conveyance of all materials to site including cement at site but excluding cost and fabrication of steel, including labour charges for mixing, transporting, laying, and curing concrete, working at heights, hire charges for tools and plants, including all other incidental charges etc.,, complete for RCC HANDRAIL. -1RM(For Estimate Purpose, mix 1:1.5:3)as per section 811, 1700 & 2703.3 of MORT&H Specifications (Fifth Itevirion-2013).

Vibrated Reinforced Cement Concrete M-30, Grade, Design Mix, using ISS size hard granite broken graded metal including cost and conveyance of all materials to site including cement at site but excluding cost and fabrication of steel, including labour charges for mixing, transporting, laying, and curing concrete, working at heights, hire charges for tools and plants, including all other incidental charges etc.,, complete for RCC HANDRAIL. -1RM(For Estimate Purpose, mix 1:1.5:3)as per section 811, 1700 & 2703.3 of MORT&H Specifications (Fifth Itevirion-2013).

Vibrated Reinforced Cement Concrete of grade M35 [Design mix] using 20mm ISS HBG graded metal including cost and conveyance of all materials to site excluding cost of steel but including cost of formwork, soft water, labour charges for mixing, transporting, laying,curing concrete , working at depths , hire charges for tools and plants including all other incidental charges such as bailing out water,maintaining of protective bunds,cofferdams,shoring,structting etc, complete as per relevant standard specification for PILE CAPS UNDER PIERS AND ABUTMENTS as per section 1100,1500 & 1700 of Morth &(H) Secification (Fifth Revision).

Reinforcement

Supply and fabrication of Fe-500 steel required for all RCC items of works involved in the schedule cost of steel at site fabrication,labour charges for cleaning the rods straightening, cutting, bending, tying grills, including overlapping to the required length whenever necessary and placing the reinforcement in position as specified in the drawings, including cost of binding wire, provision of spacer bars, cover blocks and all other incidental charges etc,complete, as per section 1009.3, 1600 of MoRT&(H) Specifications (Fiftli Revision-2013).

Abutment , pier, pilecap, bed block, Cutoff wall

Wearing coat over deck slab

Providing and fixing seepage pipes of 110mm dia. PVC pipes of required lengths for abutments and wings including cost and conveyance of all materials to work site, cost and labour for 900mm dia. semi-spherical back fill arrangements with 100mm size broken granite chips at the periphery and labour charges for fixing, etc.,to drain of the backfill IN THE ABUTMENTS AND WINGS as per Appendix - 6 of IRC: 78 - 2014 & Sect ion 2706 of MORT& H speci fications (Fifth Revision)

Providing and fixing KRAFT PAPER for full width of seating of deck slab and including cost and conveyance to worksite, labour for fixing the same in correct position and all other incidental charges etc., complete.

Providing and fixing PVC EXPANSION JOINT 20mm thickness with approved type of PVC water stopper of 300mm width over abutments and piers in 20mm gap between deck slabs as shown in the drawing including cost and conveyance of expansion joints including expansion joint filler and joint sealant etc, complete. as per section 2600 of MoRT&(H) specifications

Providing and fixing of G.I. drainage spouts 100mm dia as per GOI drawing SD/205 with grating arrangements at top as shown in the drawing using 12mm x 25mm flats for grating arrangements, and 100mm dia drainage spout projecting beyond the bottom of deck slab as shown in the drawing including cost and conveyance of cast iron pipes and flats and fixing them in position etc,complete.as per section 2705 of MORT&H Specifications (Fifth Itevirion-2013).

Providing filter media behind the abutments and wings with clean III graded material 53mm to 5.6mm to 600mm thick and well compacted in layers with smaller sized towards the soil and bigger size towards the wall including cost and conveyance to work site including all labours and other incidental charges including hire charges for tools and plants employed etc.,complete as per Cl. 710.1.4 & Appendix 6 of IRC : 78-2014.

Filling behind Abutments and Wings with clean gritty gravel including cost and conveyance of gravel to worksite, laying, handling charges and filling in layers, tamping under optimum moisture content to get the maximum density including watering, with all leads for water and all other incidental charges etc, complete as per Cl. 710.1.4 & Appendix 6 of IRC : 78-2014 and Section 305 of MoRT&(H) specifications (Fifth Revision).

Dismantling Work

Dismantling, clearing away and carefully stacking materials useful for re- use for any thickness of walls Brick / Stone Masonry in cement mortar

Dismantling, clearing away and carefully stacking materials useful for re- use for any thickness of walls Cut Stone Slab over culverts upto 3.3 m height below GL

Dismantling, clearing away and carefully stacking materials useful for re-use for any thickness of walls Plain Cement Concrete

Dismantling, clearing away and carefully stacking materials useful for re-use for any thickness of walls RCC by manual / by using deploying machinerie

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