Construction of Permanent Flood protection wall of Eachanodai from LS 8250 m to 9250 m adjacent to TM Nagar Near Mattuthavani in Thallakulam village of Madurai North Taluk and Madurai East Taluk within the Madurai Corporation Limit in Madurai Distric

Earthwork excavating and depositing on bank with 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 size boulders etc., complete complying with standard specification as directed by the departmental officers. (Open Excavation).

Earthwork excavating and depositing on bank with 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 size boulders and refilling the sides of foundation with excavated earth in layers of 15cm thick well rammed and consolidated etc., complete complying with standard specification as directed by the departmental officers (For Foundation)

Earth work excavation deploying earth moving machinery for desilting channel having a width of more than 10m and forming bund on either sides and depositing the earth on banks including jungle clearance etc complete

Supplying and filling with M-sand of each layer not more than 10 cm thick including consolidation etc complete and as per the technical specifications directed by the Engineer in charge of the works For sluices, weirs sand retainig wall etc., complete complying with standard specification and as directed by the Departmental Officers.

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 various thickness and in bays; compacting and finishing the surface with all leads and lifts; watering curing so as to attain the profile and strength specified in the approved drawing & specifications etc., 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 various thickness and in bays; vibrating, compacting and finishing the surface with all leads and lifts; watering curing etc., complete so as to attain the profile and strength as directed by the Engineer in charge of works and as per the technical specifications.

Below Ground Level 1.50 m to 1.00 m Above Ground Level

Above Ground Level 1.00m to 4.50 m Above Ground Level

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 20mm 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 various thickness and in bays; compacting and finishing the surface with all leads and lifts; watering curing etc., complete so as to attain the profile and strength as directed by the Engineer in charge of works and as per the technical specifications. (Without Vibration)

Supplying and Erecting water tight steel centering for sides and soffits including necessary supports including strutting for all works etc up to 3.29 m height with all cross bracings using mild steel BG 10 sheets of size 90cm x 60cm x 10 mm 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

Providing construction contraction and lift joints in masonry concrete including curring, jointing and placing mastic pad of 20mm thick with mastic filling as specified in the drawings directed by the engineer complying with standard specification as directed by the departmental officers (1.04kg of Asphalt and 1.00m2 mastic pad required for 1m2)

Providing and fixing weep holes of 110mm dia PVC pipe to a required length for protection wall Abutment & wing wall including cost of all materials to work site including labour charges for fixing of 90cm spherical backfill arrangements with 10 to 80mm dia size broken granite stone etc,complete to drain the backfill (4kg/cm2 of working pressure) complying with standard specification as directed by the departmental officers.

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 soild and bigger size towards the wall including cost and conveyance to work site inlcuding all labours and other incidental charges including hire charges for tools and plants employed etc., for filter media s per MOST's (Roads Wing) specifictions for Roads and Bridges "Fourth Revision Cl.309-3-13 and 305-4-4 etc., complete complying with standard specification as directed by the departmental officers.

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 demarcation R.C.C. pre cast posts in Cement concrete of grade M20 with well graded aggregates and the nominal maximum size of coarse aggregate of size 20 mm of size 0.15 x 0.15 x 1.20 M and fixing the post 40 Cm depth below ground level, the post includes using 4 numbers of 8mm RTS main rod to a length of 1.325 M, using 6mm MS 9 numbers as strips with steel centering and painting the post with enamel paint to a height of 0.80 M around the post etc. complete and conveying the post to the site of demarcation boundary such as tank bund and foreshore including earth work excavation for foundation in HSC having the base plain cement concrete of 10 cm of grade M15 concrete using hard blue granite broken stone of graded metal 1/3 Part of 40mm & 2/3 Part of 20 mm size, and the post embedded by using Cement concrete of grade M10 with well graded aggregates and the nominal maximum size of coarse aggregate of 20 mm etc., complete as directed by the Engineer in charge of works and as per the technical specifications

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