Rehabilitation of Irrigation Infrastructure in G.A. Canal from L.S. 92.200 Km. to 97.301 Km. and G.A.Canal Head reach in Pattukkottai, Peravurani, Thanjavur and Budalur Taluks of Thanjavur District (GA -PHASE II -PACKAGE No 05)

Amount

Clearing Scrup Jungle etc. complete complying with standard specifications and as directed by the Engineer in Charge of the works.

Clearing Light Jungle etc. complete complying with standard specifications and as directed by the Engineer in Charge of the works.

Dismantling, clearing away and carefully stacking material useful for reuse for any thickness of brick or stone masonry in Cement Mortar walls under 3 (Three) meters high complying with standard specification and as directed by the Engineer in Charge of the works.

Dismantling, clearing away and carefully stacking materials useful for reuse for any thickness of Plain Cement Concrete etc. complete complying with standard specifications and as directed by the Engineer in Charge of the works.

Dismantling, clearing away and carefully stacking materials useful for reuse for any thickness of Reinforced Cement Concrete etc. complete complying with standard specifications and as directed by the Engineer in Charge of the works.

Supplying and filling with sand in layers of not more than 15 cm thick including watering, consolidation etc., complete complying with standard specification and as directed by the departmental officers.

Earthwork excavation for Foundation in all kinds of soils inclusive of shoring, strutting and bailing out water wherever necessary, refilling the sides of foundation with excavated earth in layers of 15cm thick well rammed and consolidated etc, as shown by the departmental officers and clearing, levelling the site etc. complete complying with standard specifications and as directed by the Departmental Engineers.(Narrow Excavation )

Earthwork excavation within initial lead of 10m and lift of 2m in hard stiff clay, stiff black cotton soil, hard red earth, shale's, murram, stoney earth and earth mixed with small size boulders and hard gravelly soil etc, complete as directed by the Engineer in charge of works and as per the technical specifications.

Earth work excavation for foundation in all soil except hard rock requiring blasting including shoring strutting and balingout water wherever necessary and refilling the sides of foundation with excavated earth including all leads and lifts etc complying with standard specification.

Providing M-Sand gravel mix 1:1 ratio in 15 cm thick layer including the cost and conveyance of materials, watering, compacting etc. complete complying with standard specifications and as directed by the Engineer in Charge of the works.

Conveyance of earth including earthwork in all soils except hard rock requiring blasting and conveying with a lead of 5 Km by deploying earth moving machineries and tippers for formation of bunds in layers of suitable thickness , shores prior to placement of earthfill including extra earth filling breaking clods, sectioning extra watering to Optimum Moisture Content (OMC) and compaction of each layer to 95% of proctor density through deployment of appropriate compaction equipment (8-10 T power roller / Vibratory power roller / short width (+ 0.90M width drum) power roller or vibratory power roller / Fuel operated or electric operated vibratory plate compactors ensuring compaction of designed bund section including side slopes compaction complete as per specification etc. complete with standard specifications and as directed by the Engineer in Charge of the works.

Providing and placing Plain Cement Concrete M10 grade using crusher broken hard granite course aggregate (well graded) of nominal maximum size of 40mm to I.S specified grading (To achive the specified characteristic strengh of 10N/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 in layers and vibrating, water curing, finishing the surface with all leads and lifts etc., complete.

Supplying and erection of steel centering for sides and soffits without strutting upto 3m height for plain surface with all cross bracings using mild steel sheets of size 90 x 60cm. And B.G. 10 stiffened with welded M.S. angles of size 25 x 25 x 3mm for boarding laid over country wood joists of size 10 x 6.5cm spaced 90cm. Centre to centre and supported by casurina props of 10 to 13cm dia (spaced at 75cm. c/c) complying with standard specification etc. and as directed by departmental officers complete.

Supplying and erection of steel centering for sides and soffits with strutting upto 3m height for plain surface with all cross bracings using mild steel sheets of size 90 x 60cm. And B.G. 10 stiffened with welded M.S. angles of size 25 x 25 x 3mm for boarding laid over country wood joists of size 10 x 6.5cm spaced 90cm. Centre to centre and supported by casurina props of 10 to 13cm dia (spaced at 75cm. c/c) complying with standard specification etc. and as directed by departmental officers complete.

Supplying and erection of steel centering for sides and soffits of plain surfaces such as a slab etc. including strutting above 3m height for plain surface with all cross bracings using Mild Steel sheets of size 90cm. X 60cm. thickness of and B.G.10 stiffened with welded Mild Steel angles of size 25 X 25 X 3mm for boarding, laid over silver oaks (country wood) joists of size 10cmX 6.5cm (spaced at 90cm. Centre to centre) and supported by casuarina props of 10 to 13cm dia (spaced at 75cm) Centre to centre complying with standard specification and as directed by departmental Engineers.

Providing and Placing in position of Plain Cement Concrete of grade M15 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 batching plant (to produce concrete of the specified characteristic strength of 15N/mm2 at 28days) including dewatering of placement site by bailing/pumping and by diverting wherever necessary laying the concrete in layers not more than 15cm thick and in bays, Vibrating, compacting and finishing the surface water curing so as to attain the profile and strength specified in the approved drawing etc. complete complying with standard specifications and as directed by the the Engineer incharge of the work.

Providing and laying in position Ready mixed Plain Cement Concrete of M15 Grade using 40mm downgraded (HBGS) hard broken granite stone jelly to attain the specified charecterstic strength not less than 15 N/mm2 at 28 days and manufactured in fully automatic batching plant and transported to site of work in transmit mixer including pumping RMC from transmit mixer for all leads, having continuous agitated mixer, including pumping RMC from transit mixer to site of laying admixtures in recommended proportions as per IS 9103 to accelarate / retard setting of concrete, improve workability without impairing strength and durability as per the direction of Engineer-in charge including production cost of concrete by mixer plant including batching, mixing, hire charges for machineries such as batching plant, Generator, and carriage of concrete by transporting the concrete from batching plant to the site by using transit mixer including charges for operator and helpers and pumping of concrete from site to the required location including hire charges of pump, piping work and accessories etc., labour for pouring, consolidating and etc., complete complying with standard specifications and as directed by the Departmental Engineers.

Providing and Placing in position of Plain Cement Concrete M20 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 batching plant (to produce concrete of the specified characteristic strength of 20N/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 as per the direction of the Engineer complete in all respect but excluding the cost and placing of reinforced grill in position etc. complete complying with standard specifications and as directed by the Engineer in charge of the work.

Providing and placing Plain Cement Concrete M20 grade using crusher broken hard granite course aggregate (well graded) of nominal maximum size of 40mm and down graded to I.S specified grading (To achieve the specified characteristic strengh of 20 N/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 in layers and vibrating, water curing, finishing the surface with all leads and lifts etc., complete in all respects so as to attain the profile and strength specified in the approved drawing and specifications, and including the cost component of providing rigid and smooth centering and shuttering and scaffolding wherever necessary for various depth below and heights above ground level as per the direction of the engineer in charge of works and complying with technical Specifications.

Providing and placing Plain Cement Concrete M20 grade using crusher broken hard granite course aggregate (well graded) of nominal maximum size of 40mm and down graded to I.S specified grading (To achive the specified characteristic strengh of 20 N/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 in layers and vibrating, water curing, finishing the surface with all leads and lifts etc., complete in all respects so as to attain the profile and strengh specified in the approved drawing and specifications, and including the cost component of providing rigid and smooth centering and shuttering and scaffolding wherever necessary for various depth below and heights above ground level as per the direction of the engineer in charge of works and complying with technical Specifications. (Above 4.50 M)

Providing and placing Reinforced Cement Concrete M20 grade using crusher broken hard granite course aggregate (well graded) of nominal maximum size of 20mm and down graded to I.S specified grading (To achive the specified characteristic strengh of 20 N/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 in layers and vibrating, water curing, finishing the surface with all leads and lifts etc., complete in all respects so as to attain the profile and strengh specified in the approved drawing and specifications, and including the cost component of providing rigid and smooth centering and shuttering and scaffolding wherever necessary for various depth below and heights above ground level as per the direction of the engineer in charge of works and complying with technical Specifications.

Providing and placing Reinforced Cement Concrete M25 grade using crusher broken hard granite course aggregate (well graded) of nominal maximum size of 20mm and down graded to I.S specified grading (To achive the specified characteristic strengh of 20 N/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 in layers and vibrating, water curing, finishing the surface with all leads and lifts etc., complete in all respects so as to attain the profile and strengh specified in the approved drawing and specifications, and including the cost component of providing rigid and smooth centering and shuttering and scaffolding wherever necessary for various depth below and heights above ground level as per the direction of the engineer in charge of works and complying with technical Specifications.

Providing and placing Reinforced Cement Concrete M30 grade using crusher broken hard granite course aggregate (well graded) of nominal maximum size of 20mm and down graded to I.S specified grading (To achive the specified characteristic strengh of 20 N/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 in layers and vibrating, water curing, finishing the surface with all leads and lifts etc., complete in all respects so as to attain the profile and strengh specified in the approved drawing and specifications, and including the cost component of providing rigid and smooth centering and shuttering and scaffolding wherever necessary for various depth below and heights above ground level as per the direction of the engineer in charge of works and complying with technical Specifications.

Supplying and fabricating and placing in position of RTS grill for reinforced cement concrete including cost of steel and binding wire and labour charges for bending, cutting etc as per standard specification and as directed by the departmental officers.

supplying and filling in foundation below cc block 40cm thick graded inverted filter provided in two or more layers that (ie.40mm metalprovided in two or more layers(40cm thick))complying with standard specification etc,complete

Gravel backing for Revetment and block protection including cost of materials, conveyance and all labour charges, lead and lifts etc., complete as directed by the departmental offcers.

Supplying and filling of gravel on bank cement concrete lining including bed and side slope or apron including the cost of gravel,conveyance of materials,stocking to the standard gauge spreading ,consolidation and compacting by power roller complying with standard specifications and as directed by the Engineer in charge of the work. (70 kM Lead)

Supplying and filling of gravel on bank cement concrete lining including bed and side slope or apron including the cost of gravel,conveyance of materials,stocking to the standard gauge spreading, consolidation and compacting by power roller complying with standard specifications and as directed by the Engineer incharge of the work.(15 Km Lead)

Providing and Preparation of sub grade (as per technical specification ) duly moisture and duly removing the surface irregularities including dewatering and laying plain cement concrete lining 100mm thick of M20 Grade design mix concrete on canal bed & Slope using hard course aggregate with nominal maximum size of 20mm downgraded to IS specified grading to have well graded aggregate weigh batching the ingredients along with Air Entraining Agent (200 ml per bag of cement) and mixing these in batch mixing plant (concrete mix to yield 28 days characteristic compressive strength of 20 N/mm2 ) transporting to placement site by transit mixer and mechanised placement of concrete over the sub grade on canal bed and side slope by using Concrete Paver Machine including consolidation of concrete, providing transverse contraction joint grooves as per technical specifications and water curing of the lining etc. The sub grade shall be well prepared, dressed and rolled to true level and specified section to form a firm compacted base for the lining as directed by the Engineer in charge of the work.

Dewatering the river water using one number of 5 HP pumpset including hire charges, by operating personal including shifting the pumpset wherever necessary etc., complete and as directed by the departmental officers.

Painting two coats with plastic emulsion paint over priming coat on the exposed surface of approved quality as directed by the departmental officers.-10m2

Refilling with excavated soil (other than sand) complying with the standard specification for filling in foundation and basement and as directed by the Engineer in Charge of works.

Providing & Placing pre-cast cylindrical porous plug of 75 mm Dia and 300 mm in length in porous concrete CC 1:0:4, one in each panel in the bed @ 2.7m c/c, in filter having size 40 x 40 x 40 cm m M-Sand and 25 x 25 x 25 cm metal including excavation and separating filter material etc. complete complying with standard specifications and as directed by the the Engineer incharge of the work.

Providing and filling with sealant material in Transverse contraction joint after thoroughly cleaning all the joints @ 2.70m c/c and finishing the surface to match with lining face with contractors own material as per technical specifications and as directed by the Engineer incharge of the work.

Fabricating, supplying and erection of Screw Gearing Steel Shutters of Size up to 1.00m width consist of Skin plate made out of 8mm thick mild steel plate and horizontally stiffened with 65x65x6mm Mild steel angle at an interval not more than 0.50 m and vertical stiffeners made out of same section at an interval not more than 0.60 m 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 equipments.Erecting the new shutter and the shuttering arrangements in the vent in proper position using necessary hosting equipments. The shutter shall be painted with two coats of Anticorrosive black paint over one coat of Red oxide primer. The rate including the cost of material , consumables , labours , power charges, conveyance charges, charges for all equpiments required conveying the dismantled material to the section stores, cost of petty civil works, trial operations of shutter and warranty for 5 years etc., complete.

Fabricating, supplying and erection of Screw Gearing Steel Shutters of Size above 2.00m and upto 3.00 m width consist of Skin plate made out of 8mm thick mild steel plate and horizontally stiffened with 100x50 mm steel channel (ISmC) at an interval not more than 0.50 m and vertical stiffeners made out of same section at an interval not more than 0.60 m 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 equipments.Erecting the new shutter and the shuttering arrangements in the vent in proper position using necessary hosting equipments. The shutter shall be painted with two coats of Anticorrosive black paint over one coat of Red oxide primer. The rate including the cost of material , consumables , labours , power charges, conveyance charges, charges for all equpiments required conveying the dismantled material to the section stores, cost of petty civil works, trial operations of shutter and warranty for 5 years etc., complete.

Fabricating, supplying and fixing of Shutter Groove Angle made up of 65x65x6 mm Mild steel angle for required height including welding hold fast of size 25x25x6 mm Mild steel angle 2 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 Anticorrosive black paint over one coat of red oxide primer. The rate including cost of materials , consumables, labours, charges for all fabricating and hosting equipments , conveyance, petty civil works and warranty for 5 years etc., complete.

Fabricating, supplying and fixing of Shutter Groove Angle made up of 100x100x10 mm Mild steel angle for required height including welding hold fast of size 40x40x6 mm 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 Anticorrosive black paint over one coat of red oxide primer. The rate including cost of materials , consumables, labours, charges for all fabricating and hosting equipments , conveyance, petty civil works 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 Anticorrosive black paint over one coat of red oxide primer. The rate including cost of materials , labours, charges for all fabricating and hoisting eqipments, conveyance charges for labours and materials and warranty for 5 years etc., complete.

Fabricating, suppllying and fixing of 80 mm 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 work site . Fixing the screw rods 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 including all other taxes etc., complete.

Fabricating, supplying and fixing of Top beam made out of 150x75mm (ISMB 150) duly drilled to suit the Head set assembly with required bed bolt made out of 25 mm Mild Steel Round rod duly threaded with suitable anchorage arrangements to a height of 0.60 m with necessary Fish plate made out of 12 mm Mild steel plate of size 0.30x0.15m, 2 Nos with required holes.Conveying and leading the top beam arrangements to the worksite. Fixing the top beam arrangements at the top of the vent in correct position including dismantling the existing eroded top beam, conveying and stacking at the section store. The top beam should be painted with two coats of Anticorrosive black paint over one coat of red oxide primer. The rate including cost of materilas, 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 Top beam made out of 200x100 mm (ISMB 200) duly drilled to suit the Head set assembly with required bed bolt made out of 25 mm Mild Steel Round rod duly threaded with suitable anchorage arrangements to a height of 0.60 m with necessary Fish plate made out of 16 mm Mild steel plate of size 0.30x0.20m, 2 Nos with required holes.Conveying and leading the top beam arrangements to the worksite. Fixing the top beam arrangements at the top of the vent in correct position including dismantling the existing eroded top beam, conveying and stacking at the section store. The top beam should be painted with two coats of Anticorrosive black paint over one coat of red oxide primer. The rate including cost of materilas, 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 erection of Cast Iron Head set Assembly light duly with hexagonal nut (approximate 70 Kg ) duly machined with nut, threading to suit the screw rod with including cost of ball bearings for smooth operation cost of grease, one coat of Anticorrosive black paint over one coat of Red oxide primer. The cost shall include required handle for shutter operation inculding dismantling the existing Head set assembly and conveying to the store and stacking including loading and unloading charges etc., complete.

Fabricating, supplying and fixing of Head set assembly heavy duty with hexagonal nut (approximate 120 Kg ) made up of cast iron including moulding, machining and the hexagonal nut threaded to suit the screw rod provided with thrust bearing 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 free bolts and nuts in proper alignment including dismantling the existing damaged Head set assembly, conveying and stacking at section store. The Head Set assembly supplied with operating key and the both should be painted with two coats of Anticorrosive black paint over one coat of Red oxide primer. The rate including cost of materials, labours, charges for wooden pattern, moulding and charges for all machining equipments, conveyance charges for labours and materials and warranty for 5 years., etc, complete.

Manufacturing of P.C.C. Slabs of size 45 x 30 x 7.5 Cm. in Plain cement concrete 1:2:4 using 20 mm HBSJ. The rate shall include mixing concrete using a mixer machine, laying the concrete in steel moulds, after properly oiling them and vibrating with a table vibrator finishing the top surface smooth, placing the slab along with the mould and base plate in the casting yard, removing the mould carefully after initial setting, placing the slab in the curing tank after 24 hours from the time of casting, removing them from curing tank after 7 days of curing, stacking them in stacking yard within a lead of 100 metre and curing them for full period by sprinkling water as directed by Departmental officers

Laying Precast cement concrete slabs for lining bed and slopes of canal with joints not exceeding 6 mm, packing the joints C.M. 1:3 and simultaneous flush pointing with the same mortar and curing for 21 days and as directed by the departmental officers, excluding the charges for laying the sleepers and binders if any involved in the work. Crude oil by 5% weight of cement shall be used in cement mortar - 10 M 2

Supplying and fixing of Oranamental type grill for compound wall including Priming coat as directed by the departmental officer as per standard specification etc. complete.

Painting new iron works with two coats of approved quality and colour of sythetic enamel paint over the existing red oxide primer in all floors etc., complete complying with standard specification.

Supply and fixing of 65mm (2-1/2") GI pipe (Class 'B') of 6 metre length with 300mm x 300mm x 6mm MS base plate duly welded at the bottom with concreting with construction of masonary pedestal with suitable MS box to house 5A control switch 16A fuse unit (500V) etc with suitable angle iron frame work with door and with lock and key arrangements and with supply and fixing of 4'40W twin street light fluorescent fitting with copper chokes and condenser with fluorescent tubes with 1 metre of 32mm dia GI pipe (Class 'B') complete with necessary clamps on the above post with PVC unsheathed leads with painting of suitable colour

Supply and clamping of 4 x 16 sq.mm PVC LTUG armoured LTUG cable on post or on wall with MS Clamps. (SD - 221)(Street Light Cable)

Supplying and fixing Channel section to fix the safety grill arrangement in position along the inner edges of the bund including painting coat per standard specification etc., complete.,

Supplying and fixing Ms Plate of size 0.30 X 0.30 m and 10mm thick, conveying and leading to the work site, fixing in correct position and painted with two coats of Anticorrosive Black Paint over one coat of red oxide primer.

Labour Charges for petty iron works for truess, straps etc., (Wrought and fixed) and as directed by the Engineer Incharge of work

GST at 18%