Construction of Minor Bridge across the Anuman River at Ward No. 14 Yadhavar Burial Ground in Sambavarvadakarai Town Panchayat.

Amount

Earthwork for foundation SDR - (Not Requiring Blasting) excavating and depositing on bank with initial lead of 10m & initial lift of 2m in soft disintegrated rock, laterite, soft rock or kankar, not requiring blasting depositing on bank including shoring strutting and bailing out water wherever necessary, well rammed consolidated and depositing the surplus earth in places as shown by the departmental officers etc., complete as per relevant standard specification forDRESSING THE BED UP TO SILL LEVEL.

Earthwork for foundation MR & DMR - (Not Requiring Blasting) excavating and depositing on bank with initial lead of 10m & initial lift of 2m in medium rock and dense medium rock not requiring blasting depositing on bank including shoring strutting and bailing out water wherever necessary, well rammed consolidated and depositing the surplus earth in places as shown by the departmental officers etc., complete as per relevant standard specification for FOUNDATION OF ABUTMENTS, PIERS AND WINGS.

Earthwork for foundation Hard Granite Requiring Blasting excavating and depositing on bank with initial lead of 10m & initial lift of 2m in medium rock and dense medium rock not requiring blasting depositing on bank including shoring strutting and bailing out water wherever necessary, well rammed consolidated and depositing the surplus earth in places as shown by the departmental officers etc., complete as per relevant standard specification for FOUNDATION OF ABUTMENTS, PIERS AND WINGS.

Providing dowel bars of 25mm dia mild steel hooked at top including drilling holes of 40mm in hard rock to a depth of 1.00m and including dowel bars of 25mm dia such a way that 1.00mis inside hard rock 1.00m above and bend up for 0.40m length hard rock level and will be embeded to the foundation footing and filling the gab of dowel holes with cement mortar 1:1 mix including cost of dowel bars handling charges fabrication charges including labour for fixing in position and bending to shape etc., complete.

Cement concrete of grade M20 using hard broken aggregate of maximum nominal size of 20mm HBG and down grade to I.S specified grading, mixed in mixer machine including dewatering the placement site, laying the concrete in layers and in bays, vibrating, compacting and finishing the surface with all leads and lifts, watering, curing complete to attain the profile and strength as specified inthe drawings and specification for various depths and heights below and above ground level complete as directed by the Engineer complying with specification

Providing and Placing Reiforced Cement concrete of grade M30 using hard broken aggregate of maximum nominal size of 20mm HBG and down grade to I.S specified grading, mixed in mixer machine including dewatering the placement site, laying the concrete in layers and in bays, vibrating, compacting and finishing the surface with all leads and lifts, watering, curing complete to attain the profile and strength as specified inthe drawings and specification for various depths and heights below and above ground level complete as directed by the Engineer complying with specification

Providing and fixing seepage pipes of 100mm PVC pipes of required lengths for abutments and wings including cost and conveyance of all materials to worksite, cost and labour for 900 mm dia. semi-spherical backfill arrangements with 100mm size broken granite chips at the periphery and labour charges for fixing etc., complete to drain the backfill in the abutments and wings. .

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. -1 Sqm

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 MOST's (Roads Wing) specifications for Roads and Bridges " Fourth Revision Cl. 309-3-2-13 and 305 -4-4 etc., complete- 1Cum.

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. -1 Cum

Providing construction, contraction and lift joins in masonry, concrete including cutting, jointing the Mastic Pad of 20mm thick (1.04kg of Asphalt & 0.23sqm of masticpad required for 1 Rmt) at the joints including the filling the joints with mastic filling as specified in the drawings directed by the engineer copying with standard specifications. drawing and specification as directed by the departmental officers for Wing Walls.

Supplying, Fabricating and placing in position of ribbed steel bars of various diameters for all reinforced concrete works, including cost of rods and binding wire, labour charges for cutting the rods to the required lengths, bending, tying and fixing in position of various depths and heights below and above ground level complete as directed by the Engineer complying with specification.

Wearing Coat with Cement concrete of grade M30 (1:1.2:2.4) using 20mm including cost and conveyance of all materials, labour charces, vibrating charges including curing, finishing etc., complete as per standred specifications and directed by departmental officers.

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.

Supplying and erecting water tight steel centering for sides and soffits including supports and strutting upto 3.29 M height for plain surface such as RCC slab, vertical slabs, side slabs of RCC works with all cross bracings using mild steel B.G. 10 gauge sheets of size 90cmx60 cmx 10 gauge stiffend with welded mils dteel angels of size 25mmx25mmx3mm for boarding laid over silver oak (country wood) joists of size 10 cmx6.5 spaced at about 90 cm centre to centre and supported by casurina props of 10 cm to 13 cm dia spaced at 75 cm centre to centre etc; complete complying with standard specification and as directed by the Engineer incharge of work (The retrieved materials should be taken back by the contractor). The payment should be made after the concrete is laid.

Pitchaikani (BID ID -1188038)