Rehabilitation of Rengappanaickerkulam Tank in Sivandipatti Village of Srivilliputhur Taluk in Virudhunagar District.

Amount

Cleaning juliflora jungle without uprooting and disposing of the same as directed by the Engineer in charge of the works and as per technical specifications.

Earthwork in all soils except hard rock requiring blasting and conveying with a lead of 0 to 100 m by deploying earth moving machineries and tippers for formation of bund in layers of suitable thickness, depending upon type of compaction equipment deployed, and not exceeding 23 cm thickness, benching of slopes prior to placement of earth fill, including extra earth filling, breaking clods, watering to OMC and compaction of each layer to 95% of Proctor density through deployment of appropriate compaction equipment 8-10 tonne power roller; vibratory power roller; short width (+/- 0.90 m width drum) power roller or vibratory power roller ensuring compaction of designed bund section and also ensuring compaction of earth fill and side slopes through the deployment of hydraulic excavators with steel plate fixtures attached to their booms / heavy power rollers capable of climbing 2.00 (Horizontal) : 1.00 (Vertical) slope including side slopes as directed by the engineer in charge of works and as per technical specifications.

Earth work deploying earth moving machineries for desilting channel and forming bund on either side depositing the earth on banks including jungle clearence etc., complete complying with standard specification and as directed by the Departmental Officers.( 3m - 10 m)

Dismantling, clearing away and carefully stacking material useful for reuse for any thickness Plain Cement concrete complying with standard specification and as directed by the Engineer

Earth work excavating and depositing on bank with a initial lead of 10 m & initial lift of 2m in Hard stiff clay, stiff black cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size of boulders hard gravelly soil complying with standard specification and as directed by the departmental officers. SS 20B (Open excavation)

Refilling with excavated earth (other than sand) with all leads and lifts for filling the open cut wherever necessary in layers including breaking clods watering and compaction using Power Roller to atleast 95% of Proctor Density at OMC in each layer and sectioning etc., as directed by the Engineer in charge of work.

Earthwork excavation for foundation in hard stiff clay, stiff black cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size of boulders hard gravelly soil inclusive of shoring to full depth strutting and bailing out water wherever necessary and refilling the sides of foundation with excavated soil other than sand in layers of not more than 15 cm 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 initial lift of 2 (Two) metres and clearing, levelling the site etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and filling with M sand of each layer not more than 15 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 M15 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 15 N/mm2 at 28days) including dewatering the placement site by bailing/pumping and by diverting wherever necessary; laying the concrete in layers of not exceeding 15 cm thick and in bays; compacting and finishing the surface with all leads and lifts; watering curing complete so as to attain the profile and strength specified in the approved drawing & specifications etc., complete complying with standard specification and as directed by the Departmental Officers.

Supplying and erecting water tight steel centering for sides and soffits including supports and strutting upto 3.29M height for plain surface such as RCC slab, vertical slabs, side slabs of RCC works with all cross bracings using mild steel B.G.10gauge sheets of size 90cm x60cmx10 gauge stiffened with welded mild steel angles of size 25mm x25mmx3mm for boarding laid over silver oak(country wood) joists of size 10cmx6.5 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 Engineer incharge of work (The retrieved materials should be taken back by the contractor). The payment should be made after the concrete is laid.

For centering without strutting

RCC Centering with strutting

Supplying and erecting water tight steel centering for sides and soffits including necessary supports with all cross bracings using Mild Steel BG 10 gauge sheets of size 90 x 60 cm stiffened with welded mild steel angles of size 25 x 25 x 3 mm laid over silver oak (country wood) joists of size 75 x 5 cm spaced at about 45 cm c/c and supported by casurina props of 10 cm to 13 cm dia spaced at 75 cm c/c for vertical plain concrete etc., complying with standard specification and as directed by the departmental officers (The retrived materials should be taken back by the contractor) the payment for centering shall be given after the concrete is laid for field bothies and flow measuring device

Providing and placing in Position of Plain cement concrete of grade M15 using hard broken stone aggregate of maximum nominal size of 20mm 40% and 40mm 60% to IS specified grading mixing by mixer machine including dewatering the placement site,laying the concrete in layers and in bays vibrating,compacting and finishing the surface with all leads and lifts watering curing to attain the profile and strength as specified in the drawing for various depth and height below and above ground level etc complete as directed by the Engineer in charge of work complying with the standard specification (with vibration).

Providing and placing in position of Plain Cement Concrete M15 using hard broken granite coarse aggregate of nominal maximum size of 20 mm to I.S. Specification grading (to achieve the specified characteristic strength of 15 N/mm2 at 28 days) and mixing the ingredients in by 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, watering, curing, finishing the surface with all leads and lifts so as to attain the profile and strength as specified in the approved drawing 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.

Providing and laying in position of Standardised Concrete Mix M25 in accordance with IS 456-2000 using 20 mm down graded hard broken granite stone jelly for all RCC items of works with minimum cement concrete of 350 kg/m3 and maximum water cement ratio of 0.55 with about (5 cum) 7730 kg of 20 mm machine crushed stone jelly and with about (3.30 cum) 5156 kg of 10 - 12 mm machine crushed stone jelly and with about (4.79 cum) 7670 kg of sand weigh batching the ingredients and mixing in approved mixers/batching plant (to produce concrete of the specified characteristic strength of 25N/mm2 at 28days) including dewatering of placement site by bailing/pumping and by diverting wherever necessary laying the concrete in layers and in bays, Vibrating, compacting and finishing the surface water curing so as to attain the profile and strength specified in the approved drawing and specification and excluding the cost component of providing rigid and smooth centering and shuttering wherever necessary for various depths below ground level and various heights above ground level as per the direction of the Engineer complete in all respect but excluding the cost and placing of reinforced grill in position complying with standard specification

Reinforced Cement Concrete M20 grade design Mix for works with well graded hard aggregates and the nominal maximum of coarse aggregate of 20 mm gauge weigh batching the ingredients and mixing in approved mixers/batching plant (to produce concrete of the specified characteristic strength of 20 N/mm2 at 28days) including dewatering of placement site by bailing/pumping and by diverting wherever necessary laying the concrete in layers and in bays, Vibrating, compacting and finishing the surface water curing so as to attain the profile and strength specified in the approved drawing and specification and including the cost component of providing rigid and smooth centering and shuttering wherever necessary for various depths below ground level and various heights above ground level as per the direction of the Engineer complete in all respect but excluding the cost and placing of reinforced grill in position complying with standard specification.

Providing and placing in position of plain Cement concrete of grade M20 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 20 N/mm2 at 28days) including dewatering the placement site by bailing/pumping and by diverting wherever necessary; laying the concrete in layers of not exceeding 15 cm thick and in bays; compacting and finishing the surface with all leads and lifts; watering curing complete so as to attain the profile and strength specified in the approved drawing & specifications etc., complete complying with standard specification and as directed by the Departmental Officers. without vibration Wearing coat Sluice & Weir) (with out vibration)

Plastering with Cement Mortar 1:4 (One cement and Four sand), 20mm thick in all floors including curing etc. complete complying with standard specification and as directed by the departmental officers.

Supplying, fabricating & placing in position of mild steel or ribbed for steel grills for Reinforcement of RCC works including cost of steel and binding wire and labour charges for decoiling, cutting, bending and tying the grills complete complying

Supplying and fixing new cut stone fully dressed to size all faces and set in cement mortar 1:3 (One cement and three sand by volume) mixed mechanically in approved mixer) including all incidental charges such as finishing, curing etc., complete complying with standard specification and as directed by the Departmental Officers

Fabricating, supplying and erection of Screw Gearing steel shutters of size 0.85 m x 1.05 m with consists of skin plate made out of 8 mm thick mild steel plate and horizontally stiffened with 100 mm x 50 mm x 6 mm steel channel (ISMC) at an interval of not more than 0.5 m and vertical stiffeners made out of same section at an interval not more than 0.6 m and provided with 8 mm thick mild steel gusset plate of required size on both sides fastened with rust free bolts and nuts etc. Groove Channels of ISMC 100mmx100mmx10mm mild steel angle for required height up to 2.80 m including welding hold fast of size 40 mm x 40 mmx 6 mm mild steel angle 3 numbers on both sides. Providing Sill Beam of 150mm x 80mm x 6mm, 0.85 m length and providing of 63 mm screw rod made of mild steel duly machined and fully threated to suite the Head set assembly with required height up to 2.80 m and required holes. Fixing the screw rod to the shutter gusset plate with required bolts and nuts in proper alignment to the Head Set. Providing of Top Beam made up of 200 mm x 100 mm x 6 mm (ISMB 200) for the length of 1.75 m duly drilled to suite the Head Set assembly with required bed bolts made out of 25 mm mild steel round rod duly threated with suitable anchorage arrangements to the height of 0.6 m with necessary fish plate made out of 16 mm mild steel plate of size 0.2 m x 0.3 m 2 numbers with require bolts. Providing Head set assembly medium duty with Hexagonal nut (approximate 70 kg) made up of cast iron including moulding, machining and Hexagonal nut threaded to suit screw rod provided with thrust bearings for smooth operation. Dismantling the existing damaged shutter assembly conveying and stacking at section store. The whole shutter assembly should be painted with two coats of anti-corrosive black paint over one coat of red oxide primer paint. Erecting the Shutter assembly by Durky post and Chain block fixing the top beam with necessary. The rate is inclusive of all materials, labour charges including Lathing, Drilling, Welding, Gas cutting, Hydraulic bend removing of M.S. rod, hire charges of Crane and also inclusive of cost of covering plate, Foundation bolts, all bolt and nuts, conveyance to this site, Loading and unloading charges, Grease packing, Lubricating oil, Operating key, Locking arrangement and checking the Shutter operation etc., complete as directed by the Departmental Officers. The rate is Excluding GST.

Fabricating, supplying and erection of Screw Gearing steel shutters of size 0.85 m x 1.05 m with consists of skin plate made out of 8 mm thick mild steel plate and horizontally stiffened with 100 mm x 50 mm x 6 mm steel channel (ISMC) at an interval of not more than 0.5 m and vertical stiffeners made out of same section at an interval not more than 0.6 m and provided with 8 mm thick mild steel gusset plate of required size on both sides fastened with rust free bolts and nuts etc. Groove Channels of ISMC 100mmx100mmx10mm mild steel angle for required height up to 3.90 m including welding hold fast of size 40 mm x 40 mmx 6 mm mild steel angle 3 numbers on both sides. Providing Sill Beam of 150mm x 80mm x 6mm, 0.85 m length and providing of 63 mm screw rod made of mild steel duly machined and fully threated to suite the Head set assembly with required height up to 3.90 m and required holes. Fixing the screw rod to the shutter gusset plate with required bolts and nuts in proper alignment to the Head Set. Providing of Top Beam made up of 200 mm x 100 mm x 6 mm (ISMB 200) for the length of 1.75 m duly drilled to suite the Head Set assembly with required bed bolts made out of 25 mm mild steel round rod duly threated with suitable anchorage arrangements to the height of 0.6 m with necessary fish plate made out of 16 mm mild steel plate of size 0.2 m x 0.3 m 2 numbers with require bolts. Providing Head set assembly medium duty with Hexagonal nut (approximate 70 kg) made up of cast iron including moulding, machining and Hexagonal nut threaded to suit screw rod provided with thrust bearings for smooth operation. Dismantling the existing damaged shutter assembly conveying and stacking at section store. The whole shutter assembly should be painted with two coats of anti-corrosive black paint over one coat of red oxide primer paint. Erecting the Shutter assembly by Durky post and Chain block fixing the top beam with necessary. The rate is inclusive of all materials, labour charges including Lathing, Drilling, Welding, Gas cutting, Hydraulic bend removing of M.S. rod, hire charges of Crane and also inclusive of cost of covering plate, Foundation bolts, all bolt and nuts, conveyance to this site, Loading and unloading charges, Grease packing, Lubricating oil, Operating key, Locking arrangement and checking the Shutter operation etc., complete as directed by the Departmental Officers. The rate is Excluding GST.

Fabricating, supplying and erection of Screw Gearing steel shutters of size 0.85 m x 1.05 m with consists of skin plate made out of 8 mm thick mild steel plate and horizontally stiffened with 100 mm x 50 mm x 6 mm steel channel (ISMC) at an interval of not more than 0.5 m and vertical stiffeners made out of same section at an interval not more than 0.6 m and provided with 8 mm thick mild steel gusset plate of required size on both sides fastened with rust free bolts and nuts etc. Groove Channels of ISMC 100mmx100mmx10mm mild steel angle for required height up to 3.75 m including welding hold fast of size 40 mm x 40 mmx 6 mm mild steel angle 3 numbers on both sides. Providing Sill Beam of 150mm x 80mm x 6mm, 0.85 m length and providing of 63 mm screw rod made of mild steel duly machined and fully threated to suite the Head set assembly with required height up to 3.75 m and required holes. Fixing the screw rod to the shutter gusset plate with required bolts and nuts in proper alignment to the Head Set. Providing of Top Beam made up of 200 mm x 100 mm x 6 mm (ISMB 200) for the length of 1.75 m duly drilled to suite the Head Set assembly with required bed bolts made out of 25 mm mild steel round rod duly threated with suitable anchorage arrangements to the height of 0.6 m with necessary fish plate made out of 16 mm mild steel plate of size 0.2 m x 0.3 m 2 numbers with require bolts. Providing Head set assembly medium duty with Hexagonal nut (approximate 70 kg) made up of cast iron including moulding, machining and Hexagonal nut threaded to suit screw rod provided with thrust bearings for smooth operation. Dismantling the existing damaged shutter assembly conveying and stacking at section store. The whole shutter assembly should be painted with two coats of anti-corrosive black paint over one coat of red oxide primer paint. Erecting the Shutter assembly by Durky post and Chain block fixing the top beam with necessary. The rate is inclusive of all materials, labour charges including Lathing, Drilling, Welding, Gas cutting, Hydraulic bend removing of M.S. rod, hire charges of Crane and also inclusive of cost of covering plate, Foundation bolts, all bolt and nuts, conveyance to this site, Loading and unloading charges, Grease packing, Lubricating oil, Operating key, Locking arrangement and checking the Shutter operation etc., complete as directed by the Departmental Officers. The rate is Excluding GST.

Fabricating and supply of country wood plug size of 40 x 40 cm and 45 cm to 60 cm height. The plug rod with 20 mm dia mild steel rod size of 3.0 m to 4.50 m height. The plug top side, middle, centre and bottom side covered iron strap - 3 nos. Plate thickness size 3 mm steel plate. The plug hole size 10 cm to 25 cm dia. etc., including cost of rod, wrought and put up and fixing in correct alignment in position. The plug painted with two coats of Varnish, the rod painted with two coats of best anti-corrosive paint and conveyance to the work site including loading, unloading. The rates should be inclusive of all taxes and duties and including fixing charges etc., complete complying specification and as directed by the Engineer.

RKK CONSTRUCTION (BID ID -1364948)

RMR CONSTRUCTIONS (BID ID -1364905)