Special repairs to outlet shutter at LS 10080m in Dharapuram old channel in Dharapuram Taluk of Tiruppur District.

Clearing the Light jungle and destroying the same effectively etc., complete complying with standard specification and as directed by the departmental officers

Dismandling and clearing away and carefully stacking the materials useful for reuse for any thickness of walls of stone masonry in cement mortar under 3m hight etc. complete complying with standard Specification and as directed by the departmentel officers.

Providing and placing Plain Cement Concrete M7.5 grade designmix using crusher broken hard coarse aggregate (well graded) of nominal maximum size of 40mm to I.S specified grading (To achieve the specified characteristic strength of 7.5N/mm2 in 28 days) and mixing the ingredients in approved mixer including dewatering of the placement site by baling / pumping and diverting wherever necessary, placing concrete in layers, water curing, finishing the surface with all leads and lifts etc., complete. etc complete as directed by the Engineer in charge of works

Random Rubble masonry in Cement Mortar 1:4(One part cement and four part M sand) using qurried stones including simultanious pointing, curing, finishing etc., complete complying with standard Specification and as directed by the departmentel officers.

Old Stone

New Stone

Plastering with Cement Mortor 1:3 (One Cement and Three P-Sand) to 20mm thick incl including finishing and curing etc., Complete complying with standard specification and as directed by the departmental officers.

Pointing with cement mortar 1:3 (One cement, three P- Sand) including curing, finishing etc., and as directed by the departmental officers.

Fabricating, Supplying and erection of Screw gearing steel shutters of size above upto 1.00m width consist shutters of skin plate made out of 8mm thick mild steel plate and horizontally stiffened with 65x65x6mm mild steel Angle at an intervalnot more than 0.50m and vertical stiffeners made out of same section at an interval not more than 0.60m and provided with 8mm mild steel gusset plate of required size on both sides fastened with rust free bolts and nuts etc. Conveying the fabricated shutter by using lorries including loading, unloading and leading the shutter to the vent. Dismantling the eroded shutter and shuttering arrangements by using necessary gas cutting equipment. Erecting the new shutter and the shuttering arrangements in the vent in proper position by using necessary hoisting equipment. The shutter shall be painted with two coats of Anticorrosive black paint over one coat of Red Oxide primer. The rate including cost of materials consumables, labours power charges. Conveyance charges for all equipment required conveying the dismantled materials to the section stores, cost of petty civil works, trial operation of shutter and warranty for 5 years etc., complete and as directed by the departmental officers.

P.C.C 1: 1 1/2: 3 (One cement, One and half crushed stone sand and three hard broken stone jelly) with well graded aggregates and the maximum nominal size of coarse aggregate of 20mm and down grade to IS specified grading and mixing by mixer machine (to produce concrete of the specified characristic strength of 20N/mm2 at 28 days) including dewatering by bailing /pumping wherever necessary laying the concrete in layers and in bays with all leads and lifts, vibrating compacting, and finishing the surface watering curing, for various depth and height below and above ground level so as to attain the profile and strength specified in the drawings as per the direction of the Engineer and complying with standard specification