Construction of Cut and Cover slab in Thickanamcode Channel near L.S 5/230km in Thickanamcode village of Kalkulam Taluk in Kanniyakumari District

Amount

Dismantling clearing away and carefully stacking materials useful for re-use for any thickness of walls brick / stone masonry in cement mortar walls under 3 m height as directed by the departmental officers.

Dismantling Plain Cement concrete as directed by the departmental officers.

Earthwork excavation for foundation in hard stiff clay, Stiff black cotton, hard earth, shale, murum, gravel, stony earth and earth mixed with small sized boulders and hard gravelly soil and to full depth as may be directed including refilling the sides of foundation with excavated earth in layers of not more than 15cm thick well rammed, consolidated and depositing the surplus earth in places as shown by the departmental officers with an initial lead of 10 (ten) metres and inital lift of 2 (Two) metres and clearing, leveling the site etc. complete complying with standard specification and as directed by the Engineer incharge of work. (SS20B)

Extra for every additional 10 metre lead or part there of over the initial lead etc., complete complying with standard specification and as directed by the departmental officers

Additional 10m lead

Extra for every additional 1 metre lift or part there of over the initial lift etc., complete complying with standard specification and as directed by the departmental officers

Additional 5m lift

Trimming the bed and the side slope of the bank in all soils except hard rock upto a thickness of 7.5cm and making it ready to receive the concerte.(W-0057)

Earthwork excavation for foundation in hard stiff clay, Stiff black cotton, hard earth, shale, murum, gravel, stony earth and earth mixed with small sized boulders and hard gravelly soil and to full depth as may be directed including refilling the sides of foundation with excavated earth in layers of not more than 15cm thick well rammed, consolidated and depositing the surplus earth in places as shown by the departmental officers with an initial lead of 10 metres and inital lift of 2 metres and clearing, leveling the site etc. complete complying with standard specification and as directed by the Engineer incharge of work.

Providing and placing in position of Plain Cement concrete of M-10 using broken hard granite coarse aggregate (well graded) of nominal maximum size of 40mm and down graded to IS specified using crushed stone sand(M-sand) ( to achieve the specified characteristic strength of 10 N / mm² in 28days ) and mixing the ingredients in approved mixer including dewatering of the placement site by baling / pumping and diverting wherever necessary placing in layers and watering, curing, finishing the surface with all leads and lifts etc., complete in all respects so as to attain the profile and strength as specified in the approved drawings and specification etc., complete complying with standard specifications and as directed by the Engineer incharge of work.

Supplying and erecting water tight steel centering for sides and soffits including necessary supports and strutting upto 3.29 m height for plain surfaces such as R.C.C.slabs, vertical slabs, side slabs of R.C.C. works with all cross bracings using mild steel B.G.10 gauge sheets of size 90cm x 60cm stiffened with welded mild steel angles of size 25mm x 25mm x 3mm for boarding laid over silver oak (country wood) joists of size 10cm x6.5cm spaced at about 90cm centre to centre and supported by casurina props of 10cm to 13cm dia spaced at 75cm centre to centre etc., complete complying with standard specification and as directed by the departmental officers. (The retrieved materials should be taken back by the contractor). The payment should be made after the concrete is laid.

Centering without strutting

For Centering upto 3.29m height

For Centering 3.29m to 4.29m height

For Centering 4.29m to 5.29m height

Providing and placing in position of Plain Cement concrete of mix M-15 Graded mix using broken hardgranite coarse aggregate (well graded) 60% of nominal maximum size of 40mm metal and 40% of nominal maximum size of 20mm and down graded to I.S. specified grading using crushed stone sand(m-sand) (to achieve the specified characteristic strength of 15N/mm² in 28 days ) and mixing the ingredients in approved mixture including dewatering of the placement site by baling / pumping and diverting wherever necessary placing in layers and vibrating, watering, curing, finishing this surface with all leads and lifts etc., complete in all respects so as to attain the profile and strength as specified in the approved drawings and specifications etc., complete complying with standard specification and as directed by the Engineer in charge of work. (with vibrator)

Upto 1.50m height below and 1.00m above Ground level

1.00m to 5.50m above Ground level

Providing and placing in position of Reinforced Cement Concrete M20 using hard broken granite course aggregate (well graded) of nominal maximum size of 20mm graded to I.S.Specificaiton grading using crushed stone sand(m-sand) ( to achieve the specified characteristic strength of 20 N / mm2at 28 days ) and mixing the ingredients using mixer machine including dewatering of the placement site by bailing / pumping and dewatering wherever necessary laying the concrete in layers as directed and in bays compacting and vibrating watering curing finishing the surface with all leads and lifts so as to attain the profile and strength as specified in the approved drawings and specification for various depth and height below and above ground level etc., complete complying with standard specification and as directed by the departmental officers.(with Vibrator)

Upto 4.50m above GL

Supplying, fabricating and placing in position of steel reinforcement using mild steel or ribbed tor steel rods of various diameter for all Reinforced Cement Concrete works as per the design given including cost of steel, binding wire labour charges for cutting, bending tying the grills and laying in position for various depths and heights below and above ground level etc., complete complying with standard specification and as directed by the departmental officers.

Random rubble sloped masonry in cement mortar 1:3 ( one cement and three crushed stone sand) using new rough stone for various depth and height below and above ground level with all leads and lifts including simultaneously flush pointing the exposed surface with the same mortar and with all incidental charges such as mixing scafolding finishing curing etc., complete so as to attain the profile and strength as specified in the drawings and specifications and as directed by the departmental officers.

Random Rubble Masonry in cement mortar 1:3 (One cement & Three crushed stone Sand) for foundation and basement using new stones, including simultaneous pointing of the exposed surfaces with the same mortar and all incidental charges such as bailing out water, curing etc., complete with standard specification.

Random Rubble Masonry in cement mortar 1:3 (One cement & Three crushed stone Sand) for foundation and basement using Old stones, including simultaneous pointing of the exposed surfaces with the same mortar and all incidental charges such as bailing out water, curing etc., complete with standard specification.

Manufacturing supplying and fixing precast reinforced cement concrete slabs of size 2.25 x 0.45 x 0.10 in RCC M20 using 20mm metal jelly excluding cost of moulding charges, casting in position but including cost of moulding charges, casting of slab, finishing, curing and fixing in position in all floors etc., complete complying with standard specification and as directed by the departmental officers.

Providing construction,contraction and lift joins in masonry, concrete including cutting,jointing the pvc water stopper of 230m width and placing mastic pad of 20mm thick (1.04 kg of asphalt & 0.23 m2 of masticpad required for 1 Rm)at the joints below the water stopper after cutting to the required size including the filling the joints with mastic filling as specified in the drawing as directed by the engineer complying with standard specifications. drawing and specification as directed by the departmental officers. (for cut & cover)

Providing and fixing weep holes of 110mm dia PVC pipe to the required length wing wall including cost of all material conveyance to work siten including labour charges for 90cm spherical back fill arrangement with 100mm dia size broken stone granite charges for fixing etc complete to drain the backfill (working pressure 4kg/cm2)

Refiling with excavated soil (other than sand ) etc., complete complying with standard specification and as directed by the departmental officers.

Fabricating, Supplying and erection of Screw gearing steel shutters of size above 1.00 m and upto 2.00m width consist of skin plate made out of 8mm thick mild steel plate and horizontally stiffened with 100x50mm mild steel channel at an interval not more than 0.50m and vertical stiffeners made out of same section at an interval not more than 0.60m and provided with 8mm thick 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.

Fabricating, supplying and fixing of Shutter Groove Angle made up of 100x100x10mm Mild Steel angle for required height including welding hold fast of size 40x40x6mm Mild steel angle 3 Nos on both sides and conveying and leading the groove angle to the vents. Fixing the angle to the grooves in proper alignment including dismantling the existing damaged groove angles, conveying and stacking at section store. The groove angle should be painted with two coats of AC black paint over one coat of red oxide primer. The rate including cost of materials, consumables, labours, charges for all fabricating and hoisting equipments, conveyance, petty civil works and warranty for 5 years etc., complete.

Supplying and fixing of Head Set Assembly medium duty with hexagonal nut (Approximate 70 Kg) made up of cast iron including moulding, machining and the hexagonal nut threaded to suit the Screw Rod provided with thrust bearings for smooth operation. Conveying and leading the head set assembly to the work site. Fixing the head set assembly to the top beam by using required rust fre bolts and nuts in proper alignment including dismantling the existing damaged Head set assembly, conveying and stacking at sectio store. The Head set assembly supplied with operating key and the both should be painted with two coats of AC black paint over one coat of red oxide primer. The rate including cost of materials, labours charges for wooden pattern, moulding and charges for labours and materials and warranty for 5 years etc., complete.

Fabricating, Supplying and fixing of Top Beam made up of 150x75mm (ISMB 150) duly drilled to suit the Head Set Assembly with required bed bolt made out of 25mm mild steel round rod duly threaded with suitable anchorage arrangements to a height of 0.60m with necessary Fish plate made out of 12mm mild steel plate of size 0.30 x 0.15m 2Nos with required holes. Conveying and leading the top beam arrangements to the work site. Fixing the top beam arrangements at the top of the vent in correct position including dismantling the existing eroded top beam, conveying and stacking and the section stores. The top beam should be painted with two coats of AC black paint over one coat of Red Oxide primer. The Rate including cost of materials, labours, charges for all fabricating and hoisting equipments, cost of petty civil works conveyance charges for labours and materials and warranty for 5 years etc.., complete.

Fabricating, supplying and fixing of 63mm dia Screw Rod made up of Mild Steel duly machined and fully threaded to suit the Head set Assembly and provided with required holes. Conveying and leading the screw rod to the worksite. Fixing the screw rod to the shutter gusset plate with required bolt and nut in proper alignment to the head set including dismantling the existing damaged screw rod,conveying and stacking at section store. The Screw rod should be painted with two coats of AC black paint over one coat of red oxide primer. The rate including cost of materials, labours, charges for all fabricating and hoisting equipments, conveyance charges for labours and materials and warranty for 5 years etc., complete

Plastering the surface of walls with Cement Mortar 1:3 (One cement and Three plastering sand), 20mm thick in all floors including curing etc., complete complying with standard specification and as directed by the departmental officers.

Earth work in all kinds of soils except hard rock requiring blasting and conveying for formation of bund with a lead of 5 KMMR deploying earth moving machinery and tippers including benching, formation of bunds, breaking clods, sectioning, spreading the earth at site in layers of not exceeding 250mm in thickness.

SAS BUILDERS (BID ID -1435860)