Construction of wharf at Pazhayakayal in Thoothukudi District.

Amount

Earth work excavation for foundation by manual means for RR/Brick and Other step type footings for Load bearing structures in all soils and sub-soils and to full depth as may be directed except in rock requiring blasting inclusive of shoring shuttering, bailing out water wherever necessary and depositing the surplus earth within the compound in places shown by the departmental officers with an initial lead of 10 mts and initial lift of 2.00mts. and clearing and levelling the site, etc., complete complying with standard specification and as directed by the departmental officers.

Earth work open excavation by manual means in all soils and sub-soils and to full depth as may be directed except in rock requiring blasting inclusive of shoring shuttering, bailing out water wherever necessary and depositing the excavated earth with a lead of 10 mts. within the compound in places shown by the departmental officers and clearing and levelling the site, etc., complete complying with standard specification and as direct- ed by the departmental officers.

Supplying and erecting steel centering including necessary supports for plane surfaces for Reinforced Cement Concrete works such as column footings, column pedestals, plinth beams, grade beams, staircase steps, Sill slabs etc. which require only nominal strutting using mild steel sheets of size 90cm x 60cm and 10 BG stiffened with welded mild steel angles of size 25mm x 25mm x 3 mm for boarding, laid with silver oak joists of size 10cm x 5cm & 7.5cm x 5cm as support runner, vertical stiffener, side support and Top Horizontal stiffener spaced at about 60cm to 90cm centre to centre or at suitable intervals etc. complete in all floors complying with standard specifcation. (Payment for centering shall be given after the concrete is laid).

Cement Concrete 1:3:6 (One Cement, Three crushed stone sand and Six broken stone jelly) using 40mm size hard broken stone jelly excluding cost of centering shuttering reinforcement grills and fabrication charges but including curing etc. complete and as directed by the departmental officers. - Mixing by manual means

Excavation By Boring of 600 mm wide trench in all types of soil, including pebbles, gravel, boulders to depth varying levels above chart datum for construction of diaphragm wall including bentonite mud circulation/crane mounted grab all labour , equipments and machinery for excavation, hire charges for grab , crane etc, complete as per standard specification and as directed by the department officer.

Providing and laying in position, Standardised Concrete Mix M-35 Grade by insitu machine mix concrete adopting weighing batch method in accordance with IS:456-2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement content of 425 kg/m3 and maximum water cement ratio of 0.45, including admixture (plasticiser / superplasticiser) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability with about (5.0 cu.m.) 7730 kg. of 20mm machine crushed stone jelly and with about (3.3 cu.m.) 5156 kg. of 10-12mm machine crushed stone jelly and with about (4.79 cu.m') 7670 kg. of crushed stone sand, but excluding cost of reinforcement grill and fabricating charges, centering and shuttering and also including laying, vibrating with mechanical vibrators, finishing, curing, etc. and providing fixtures like fan clamps in the RCC floor/ roof slabs wherever necessary without claiming extra, etc., complete complying with standard specification and as directed by the departmental officers. The coarse and fine aggregates to be used should comply with the requirements of IS Standards. (No separate payment will be made by the Department for the excess usage of materials).

Supplying, fabricating and placing in position Mild Steel / Ribbed Tor Steel reinforcement grills of all variety like HYSD/CTD/TMTand all grade like Fe 500, Fe550D, Fe 500 D etc., for all RCC works as per design given including cost of steel reinforcement and G.I. binding wire, wastage etc. complete complying with standard specification and as directed by the departmental officers.(Contractor has to make his own arrangements for the supply of steel reinforcement and binding wire)

Providing Fusion Bonded Epoxy coating not less than 175microns thickness and upto 300 microns to reinforcement of all diameters as per IS 13620/1993 including testing of coating at plant.The cost is inclusive of cost on account of careful handling, PVC coated binding wires, touchup material supplied by coating agency, repair work, loading, unloading and strengthening of bend rods etc., complete as per specification and as directed by the Engineer in charge.

Dismantling RCC by manual / by using deploying machineries and separting the steel grills disposing of the depris at the locations specified by the departmental officers with in a lead of 1 km

Supplying and fixing in position best quality PVC soil / waste pipes of 75mm dia having 6 kg / sq.cm. pressure BIS mark and providing leak proof joints using PVC adhesives including fixing to the wall with special PVC / MS clamp, teak wood plugs, brass screws, etc., and making connection to all sanitary fittings, dismantling masonry / RCC works wherever found necessary and making the good dismantled portion to the original condition, including testing for any leakages, etc., complete complying with standard specifications. (The PVC pipes should be got approved by the Executive Engineer before use on works). The rate for earth work excavation will be measured and paid separately in the cases where the pipe lines are proposed to laid below ground level

Supplying and filling graded IRC stone jelly 40 mm to 80mm gauge for providing base for landing platform behind the diaphragm wall including cost and conveyance of the metals and labour charges for spreading and packing the metals with proper aligment including stocking the metals for premeasurments etc., complete complying with std. Specifications and as directed by the departmental officers.

Supplying and filling in foundation, basement, etc with Stone Dust in layers of not more than 15 cm thick well watered, rammed and consolidated etc. complete complying with standard specification and as directed by the departmental officers.

Supply and filling in foundation and basement with Gravel in layers of not more than 15cm.thick well rammed watered and compacted with surface vibrator, watered and consolidated etc. complete complying with standard specification and as directed by the departmental officers.

Cement Concrete 1:5:10 (One Cement, Five crushed stone sand and Ten hard broken stone jelly) using 40 mm gauge hard broken granite stone jelly for foundation including dewatering wherever necessary and laid in layers of not more than 15 cm thick well rammed, consolidated and including curing etc. complete complying with standard specification and as directed by the departmental officers. - Mixing by manual means

Providing and laying in position, Standardised Concrete Mix M-25 Grade by insitu machine mix concrete adopting weighing batch method in accordance with IS:456-2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement content of 350 kglm3 and maximum water cement ratio of 0.50, including admixture (plasticiser / superplasticiser) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability with about (5.0 cu.m.) 7730 kg. of 20mm machine crushed stone jelly and with about (3.3 cu.m.) 5156 kg. of 10-12mm machine crushed stone jelly and with about (4.79 cu.m') 7670 kg. of crushed stone sand, but excluding cost of reinforcement grill and fabricating charges, centering and shuttering and also including laying, vibrating with mechanical vibrators, finishing, curing, etc. and providing fixtures like fan clamps in the RCC floor/ roof slabs wherever necessary without claiming extra, etc., complete complying with standard specification and as directed by the departmental officers. The coarse and fine aggregates to be used should comply with the requirements of IS Standards. (No separate payment will be made by the Department for the excess usage of materials).

Plain Cement Concrete 1:2:4 (one cement, two crushed stone sand and four hard broken stone jelly) using 20mm jelly for wearing coat including laying, compacting, finishing and curing, etc., complete as per standard specificatins and as directed by the departmental officers.- Mixing by manual means

Supplying and fixing Tyre fender of size 1.10m dia using old tyres of lorries at a spacing of 1.25m c/c including cost of tyres and fixing in position using 30mm bolts to brackets embedded in facia beam of the wharf and jetty, as per the drawing enclosed, as per standard specification and as directed by the departmental officers - Tyre fenders

Supplying and Fixing in position pipe bollard of 300mm dia as per drawing and as directed at site including mateials, transporting, handling, cutting, mixing, placing wherever necessary including filling the hollow portion of pipe bollard with M25 proportion, painting the exposed surface area of steel members with one coat of zinc rich epoxy primer wiht a minimum dry film thickness of 25 microns followed by two coats of coal tar expoxy paint with a total dry film thickness of 2 coats of 200 microns etc inclulding all labour, materials, tools, transport etc complete as directed by department officers

Supplying and fixing in position galvanised mild steel Mooring rings 32mm @ 2m c /c embeded in concrete deck all complete as per drawings, specifications and directions including all labour, material and equipment etc Complete.

Formation of Embankment with Sand Gravel mix in ratio of 1:3 in layers of not more than 15cm thick thoroughly mixed, well watered, rammed with surface vibrator and consolidated etc. complete complying with standard specification and as directed by the departmental officers.

Supplying and stacking casurina poles and pullies of good quality work site as directed by the departmental officers.

Casurina poles of dia 13cm to 15cm (providing at distance of 30cm c/c ) both sides

Casurina bullies of dia 4 to 5 cm at 25 cm c/c and cross ties

Pointing the edge and driving the casurina poles in to the sea bed below G.L. as directed by the departmental officers.

for Ist 1m depth from the sea bed.

Driving the casurina poles in to the sea bed beyond 1m depth (or) part of the sea bed from the sea bed as directed by departmental officers.

Casurina walling pieces 40 mm to 50mm diameter including fixing with nails and tying with ropes

Supplying and filling up the empty cement gunny bags with sand stitching them and dumping adjusted the casurina poles and pullies driven in the sea for the formation of bund as directed by departmental officers.

Sub Total Amount for above all items (excluding GST)

GST 18% for above SubTotal Amount

MANI & CO (BID ID -1437986)