Re-Construction of storm water drain at Raja Street from K.G. Street to Oppanakara Street in ward no 81 Central Zone

Desilting the storm water drain as per standard specifications etc complete.,

Dismantling the damaged PCC Wall as per the direction of the departmental officers.

Earth work for drain to required depth, either by cutting and disposal of excavated soil to areas of fill or by filling with earth suitable for filling brought from areas of cutting or borrow pits in all kinds of soils except rock requiring blasting

Flooring with bed of cement concrete 1:4:8 (One part of cement, four parts of sand and eight parts of stone jelly by volume) using of 40 mm thick granite hard broken stones, all machine mixed, laid to uniform thickness of 100mm and top left rought to receive floor finish including all labour charges for concreting, ramming, curing etc, and providing expansion joints, slopes & grades if any etc., complete complying with relevant standard specifications at all leads & lifts inside the building.

Supplying and erecting centering for sides and soffits including supports and strutting for plain surfaces such as reinforced cement concrete slabs, walls etc., with all cross bracing etc., including decentering after curing period,complete complying with standard specifications, at all leads inside the building, at all heights.

Drain walls with of cement concrete 1:3:6 (One part of cement, three parts of sand and six parts of stone jelly by volume) using of 20 mm thick granite hard broken stones, all machine mixed, laid to the specified thickness including all labour charges for concreting, ramming, curing etc, complete complying with relevant standard specifications

Wall plastering for brickwork and concrete surfaces using cement mortar 1:5 (One part of cement, five parts of sand by volume) thickness 12 mm (average) for all internal/external surfaces for drains etc., finished smoothly to one level including curing etc., complete, at all leads and at all heights.

Supply and Erecting centering for sides and soffits including supports and stutting 3.29m high for plane surfaces such as RCC Slabs,Rectangular beems,Tee ECC Beam,Lintel,Bed block,Staircase waist and landing slabs landing beams,canopy etc., in all floor with all cross bracings using mild steel sheets of size 90cmx60cm and BG 10 Stiffened with welded mild steel angles of size 25mm x 25 x 3mm for boarding laid over country wood joints of size 10cm x 6.50cm spzced at about 90cm C/C and supports by Causrina props of 10cm to 13cm dia spaced at 75cm C/C etc.,completed as directed.

Supplying and fabricating of reinforcement steel of all diameters for reinforced cement concrete works at all heights and depths including straightening, cleaning,cutting,ending, placing in position and binding, hoisting and welding if any including cost of power, electrodes etc, cost of annealed binding wire (18 gauge), providing overlaps, tying in position and providing necessary cover blocks for all works as per detailed drawings supplied (including chairs, cranks, lap rods, spacer bars, fan hooks etc.,) with the relevant standard specifications, complete for all leads & lifts.

Reinforced Cement Concrete 1:1.5:3, one part of cement, one and half parts of sand , three parts of 20 mm hard blue granite metal by volume, characteristic strength not less than 20 N/sqmm) machine mixed for all reinforced Cement Concrete works, including scaffolding, cost of all materials, machine mixing, vibrating, lifting, curing, labour charges for laying & finishing etc., but excluding the cost and fabrication of reinforcements and also excluding centering and formwork etc., complete complying with the relevant standard specifications at all leads inside the building.