2. Construction of High Level Bridge at Ch. 0/600 of Siddhamalli to Valavettikuppam Road across Periya Odai in T.Palur Block of Ariyalur District under NABARD RIDF XXVIII (2022-23) Tranche

Amount

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 LEVEL AND FLEXIBLE APRONS..

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 LEVEL AND FLEXIBLE APRONS.

Vibrated Cement Concrete of Grade M15, 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, labor charges for mixing, transporting, laying and curing concrete , working at depths , tools and plants and maintaining of protective bunds, cofferdams, shoring, strutting etc., complete as per relevant standard specifications, for Base course of RCC Raft slab, complete as per relevant standard specification for RIGID APRON.

Vibrated reinforced Cement Concrete of grade M 25 Design Mix 1:1.5:3using 20 & 12mm ISS size HBG 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 and curing concrete, working at depths, tools and plants and maintaining of protective bunds, cofferdams, shoring, strutting etc., complete as per relevant standard specifications for Raft AND CUT OFF WALLS BELOW SILL LEVEL

Vibrated reinforced Cement Concrete of grade M 35 Design Mix 1:1.5:3using 20 & 12mm ISS size HBG 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 and curing concrete, working at depths, tools and plants and maintaining of protective bunds, cofferdams, shoring, strutting etc., complete as per relevant standard specifications for Raft Slab, for SUBSTRUCTURE OF ABUTMENTS, WINGS, AND PIERS ABOVE SILL LEVEL.

Filling in side the raft with clean good course M-sand including cost and conveyance of sand 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 for filling inside the raft.

Providing and making Gabion structure with Mechanically Woven Double Twisted Hexagonal Shaped Wire mesh Gabion Boxes as per IS 16014:2012, MORTH Clause 2500, of required size Mesh Type 10 x 12 (D=100mm with tolerance of +-2%) Zinc Coated, Mesh Wire diameter 3.0mm, perpenducular to twist, tying with lacing wire of diameter 2.2mm, supplied @ 3% by wieght of Gabion boxes, filled with boulders with least dimension of 200mm as per drawing, all complete as per direction of Engineer - in - Charge,

Vibrated Cement Concrete of grade M20 using 40mm ISS size HBG 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 and curing concrete , working at depths , tools and plants and including all other incidental charges etc; complete as per relevant standard specifications, for SUBSTRUCTURE OF ABUTMENTS, WINGS, AND PIERS ABOVE SILL LEVEL- e.

Vibrated Reinforced Cement Concrete of Grade M30, Design Mix, using ISS size HBG graded metal including cost and conveyance of all materials to site including cost of cement at site excluding cost and fabrication of steel but including cost of formwork, soft water, labor charges for mixing, transporting, laying and curing concrete , working at depths , tools and plants including all other incidental charges etc; complete as per relevant standard specifications, for DIRT WALL CUM BED BLOCK OVER ABUTMENTS AND BED BLOCK OVER PIERS.

Providing and fixing seepage pipes of 100mm dia. PVC pipes of requied lengths for abutments and wngs including cost and conveyance of all materials to work site, cost and labour for 900mm dia. semi-spherical back fill arangements with 100mm size broken ganite chips at the periphery and labour charges for fixing, etc.,to drain of the bckfil IN THE AUTMENTS AND WINGS, -

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

Vibrated Reinforced Cement Concrete of Grade M-30, Design Mix, using 20mm & 12mm ISS size HBG graded metal including cost and conveyance of all materials to site including cost of cement at site excluding cost and fabrication of steel but including cost of formwork, soft water, labour charges for mixing, transporting, laying and curing concrete , working at depths , tools and plants including all other incidental charges etc; complete as per relevant standard specifications, for DECK SLAB AND KERBS.

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., for filter media as per MoRT&H's (Roads Wing) specifications for Roads and Bridges " Fourth Revision Cl. 309-3-2-13 and 305 -4-4 etc., complete.

Filling behind Abutmants 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 for filling behind the abutment and wings and for rigid aprons.-

Providing and fixing PVC EXPANSION JOINT in between deck slabs over abutment and pier as shown in the drawing including cost and conveyence of expansion joints including shalimar pad and joint sealent etc, complete.1 set

Supply and fabrication of S-415 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, S-415 grade-1 MT

Vibrated Cement Concrete of M-15 Grade, Nominal Mix, 1:2:4, 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 for mixing , transporting, laying, and curing concrete working in heights and hire charges for tools and plants, and all other incidental charges etc complete as per relevant specification for BASE COURSE BELOW APPROACH SLAB

Vibrated Reinforced Cement Concrete of M-30 Grade, Design Mix, using ISS graded hard granite broken metal including cost and conveyance of all materials to site including cement at site excluding cost and fabrication of steel but including labour charges for mixing, laying, curing concrete, working at heights, hire charges for tools and plants, including all other incidental changes etc., complete for 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 cost of 75mm uniform thickness over deck slab and approach slab.

Vibrated reinforced Concrete M25 grade design mix using ISS size hard granite broken graded metal including cost and conveyance of all materials to site including cement at site 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 HAND RAILS AND POSTS OVER DECK SLAB.

Vibrated Cement Concrete of M-20 Grade,nominal mix, 1:1.5:3 using 20&12mm graded metal including cost and conveyance of all materials to site and cement at site 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 as per standard specification for CC PARAPET OVER APPROACHES.

Providing and fixing of cast iron drainage spouts 100mm dia as per MOST 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.

Approach Road. Excavation including removal and satisfactory disposal of all materials necessary for the constructionof road way and side drains in accordance with specifications and the lines , grades and cross sections shown in thedrawings or as indicated by the Engineer using Carted Eath with a lead of 3km for formation of Approach Road.

98% COMPACTION

100% COMPACTION

Providing and laying Granular Sub base as per table no 400-1/400-2 and gradung III of MORTH Revison IV with and any other Granular material or a combination those of for 150 mm thick to give a CBR of 20 on prepared sub grade in accordance with the requirements of the Specifications For Sand ,Gravel & 6mm Aggregate mix

Provding and Laying Water bound macadam Grading - II consisting of clean crused aggregates mechanically interlocked by rolling and bonding together with Screening binding materials and finised in acordance with the requirements of the specifications and thickness as per approved plans or as directed by engineer.

Provding and Laying Water bound macadam Grading - III consisting of clean crused aggregates mechanically interlocked by rolling and bonding together with Screening binding materials and finised in acordance with the requirements of the specifications and thickness as per approved plans or as directed by engineer.

Proivding and laying of Tack coat using Emulsion Bitumen at the rate of 4.00kg/sq.m over the WBM surface preparatory to another construction over it.

Proivding and laying of Tack coat using Emulsion Bitumen at the rate of 2.50kg/sq.m over the WBM surface preparatory to another construction over it.

Providing laying and compacting Open graded premix carpet 20mm thick with a liauid seal coat which is shall consist of open graded carpet of 20mm thickness in a single course composed of suitable small sized aggregated premixed with bituminous binder with application of lquid seal coat for sealing the viods in a bituminous surface conforming to the specifications.

Providing and laying of Gravel for berms including cost and conveyance of all materials to site and all labour charges for spreading, levelling and watering etc., complete

Retaining Wall. Earthwork excavation in all classes of soil except hard rock requiring blasting and depositing on bank with all leads and lifts as per SS20B, including cost of all labour, equipments and all incidental charges such as baling out water, providing and maintaining necessary cofffer dams, sheeting, shoring, bracing and their subsequent removal, removal of all logs, stumps, grubs and other deleterious matter and obstructions, trimming bottom of excavation, backfilling, and clearing the site and disposal of all surplus materials etc., complete as per relevant standard specifications for FOUNDATION UNDER RETAINING WALL.

Vibrated Cement Concrete of Grade M 15 using 20 mm size HBG 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 and curing concrete, working at depths, tools and plants and maintaining of protective bunds, cofferdams, shoring, strutting etc., complete as per relevant standard specifications for FOUNDATION BELOW.

Vibrated Cement Concrete Grade M 20 using 20 & 10 mm ISS size HBG graded metal including cost and conveyance of all materials to site and cement at site but excluding cost and fabrication of steel but including form work and centering soft water labour charges for mixing, transporting, placing in position, vibrating and compacting finishing and curing concrete working at heights, hire charges for tools and plants, including all other incidental charges etc., complete as per standard specifications for RETAINING WALL FOUNDATION.

Vibrated Cement Concrete of Grade M 20 using 20 mm & 10 mm ISS size HBG 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 and curing concrete , working at depths , tools and plants and including all other incidental charges etc; complete as per relevant standard specifications, for SUBSTRUCTURE OF RETAINING WALL ABOVE SILL LEVEL

Providing and fixing seepage pipes of 100 mm dia. PVC pipes of required lengths for Retaining Wall including cost and conveyance of all materials to work site and labour charges for fixing, complete

Provision for Name board

GST Amount for providing Service to Government Contract Works for the above Construction Works. { GST Amount is the Total GST Amount for total overall quoted amount above this row in column "BB" for all works in this package}

V.JANARTHANAN