Reconstruction of Dividing Anicut in Sengattankulam Tank Surplus Channel and construction of flood protection wall to feed Kongarakulam Tank in Nilakottai village and Pappakulam Tank in Nuthulapuram village of Nilakottai Taluk in Dindigul District

Amount

Clearing scrub jungle as directed by the departmental officers at site etc complete complying with specification and as directed by the departmental officer.

Earthwork excavation for foundation with an initial lead of 10m and initial lift of 2 m in hard stiff clay, stiff black cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small sized boulders & hard gravelly soil and refilling the sides of foundation with excavated earth in layers of 15cm thick well rammed and consolidated etc. complete complying with standard specifications and drawings as directed.

Supplying and filling with M sand of each layer not more than 15 cm thick including consolidation etc complete as directed by the Engineer in charge of works and as per the technical specifications etc complete as per specification

Providing and placing in position of plain Cement concrete of grade M10 using hard well graded aggregates with the nominal maximum size of coarse aggregate of 40mm weigh batching the ingredients and mixing in approved mixers/batching plant (to produce concrete of the specified characteristic strength of 10 N/mm2 at 28days) including dewatering the placement site by bailing/pumping and by diverting wherever necessary; laying the concrete in layers of not exceeding 15 cm thick and in bays; compacting and finishing the surface with all leads and lifts; watering curing complete so as to attain the profile and strength specified in the approved drawing & specifications complete as directed by the Engineer in charge of works and as per the technical specifications

Providing and placing in position of plain Cement concrete of grade M15 using hard well graded aggregates with the nominal maximum size of coarse aggregate of 40mm (60%) and 20mm (40%); weigh batching the ingredients and mixing in approved mixers/batching plant (to produce concrete of the specified characteristic strength of 15 N/mm2 at 28days) including dewatering the placement site by bailing/pumping and by diverting wherever necessary; laying the concrete in layers of not exceeding 15 cm thick and in bays; vibrating, compacting and finishing the surface with all leads and lifts; watering curing complete so as to attain the profile and strength specified in the approved drawing & specifications complete as directed by the Engineer in charge of works and as per the technical specifications.

Upto 1.50 m BGL to 1.00 m AGL

From 1.00 m AGL to 4.50 m AGL

Providing and placing in position of Plain Cement Concrete of grade M 20 using hard well graded aggregates with the nominal maximum size of coarse aggregate of 20mm; weigh batching the ingredients and mixing in approved mixers/batching plant (to produce concrete of the specified characteristic strength of 20N/mm2 at 28days) including dewatering of placement site by bailing/pumping and by diverting wherever necessary laying the concrete in layers and in bays, compacting and finishing, adequate water curing so as to attain the profile and strength specified in the approved drawing and specifications as per the direction of the Engineer complete in all respect but excluding the cost and placing of reinforced grill in position etc, complete as directed by the Engineer in charge of works and as per the technical specifications (Without vibrator)

Providing and placing in position of Reinforced Cement Concrete of grade M 20 using hard well graded aggregates with the nominal maximum size of coarse aggregate of 20mm; weigh batching the ingredients and mixing in approved mixers/batching plant (to produce concrete of the specified characteristic strength of 20N/mm2 at 28days) including dewatering of placement site by bailing/pumping and by diverting wherever necessary laying the concrete in layers and in bays, Vibrating, compacting and finishing, adequate water curing so as to attain the profile and strength specified in the approved drawing and specifications as per the direction of the Engineer complete in all respect but excluding the cost and placing of reinforced grill in position etc, complete as directed by the Engineer in charge of works and as per the technical specifications

Supplying and Erecting water tight steel centering for sides and soffits including necessary supports and shuttering including strutting for all R.C.C. works etc up to 3.29 m height with all cross bracings using mild steel BG 10 sheets of size 90cm x 60cm gauge stiffened with welded mild steel angles of size 25x25x3mm for boarding laid over silver oak (country wood) joist of size 10cm x 6.5cm spaced at about 90cm centre to centre and suitably supported by casuarina props of 10cm to 13cm dia spaced at 75cm centre to centre, including cost of materials etc., complete complying with standard specification and as directed by the Departmental officers. The payment for centering shall be given after the concrete is laid and the retrieved materials should be taken back by the contractor.

Without strutting

With strutting

Supplying, fabricating and placing in position of RTS or MS reinforcement for all reinforced cement concrete works including cost of steel rods of all sizes including binding wires and labour charges for decoiling, cutting, bending and tying the grills in position etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and Fixing PVC Pipes of size 75 mm dia with ISI Standards (4 Kg/cm2) for providing pressure relief holes (Weep holes) etc., including all labour charges for fixing etc., complete complying with standard specification as directed by the departmental officers (at 2m interval)

Supplying and fixing PVC water Bar 150mm wide with single bulb including all labour charges, conveyance charges for fixing etc., complete complying with standard specification and as directed by the departmental officers

Supplying and fixing Bitumen pad 20 mm thick for joints in the wall etc., including all labour charges for fixing etc., complete complying with standard specification and as directed by the departmental officers

Earthwork in all soils except hard rock requiring blasting and conveying for formation of bund with lead of 3 KMCT deploying earth moving machineries and tippers including benching, formation of bunds, breaking clods, sectioning etc., complete in layers of suitable thickness, depending upon type of compaction equipment deployed and not exceeding 23cm thickness, benching of slopes prior to placement of earth fill, sectioning extra watering to OMC and compaction of each layers to 95% of proctor density through deployment of appropriate compaction equipment (8-10 ton) vibratory power roller/short width (+ 0.90 M width drum) power roller or vibratory power roller/fuel-operated or electrical operated vibratory plate compactors ensuring compaction of designed bund section as per specifications etc., complete as directed by the Engineer-in-charge of work.

Fabricating, Supplying and erection of Screw gearing steel shuttes of size 4.00 m x 1.20 m made out of 8mm thickness single size outer frame and inner cross bracing of 65 x 65 x 6 mm MS angle all welded with shutter plate screw rod of 50mm diameter round welded with square thread to height of 2.50m. Top beam made out of 150mm x 75mm R,S, Joists to adequate length - 2 Nos. with necessary holes arrangements to fix the headset assembly with base, bottom nut, top cover nut threaded with square threaded to suit the rod thread. The sluice top open covered wtih framed MS sheet having lockig type arrangement with stiffeners at bottom, locks etc complete. Conveying the fabricated shutter including loading, uploading and leading the shutter to the vent. Dismantling the eroded shutter and shuttering arrangements by using necessary gas cutting equipments. Erecting the new shutter and the shuttering arrangements in the vent in proper position by using necessary hositing equipments. The shutter shall be painted with one coat of primer. The rate including cost of materials, consumables, labours, power charges, conveyance charges, charges for all equipments required conveying the dismatled materials to the section stores, cost of petty civil works, trial operation of shutter and including all taxex etc., complete. Shutter of size 4.00 m x 1.20 m

GST 18 % in Figures

VMSI CONSTRUCTION