Construction of Side Walls with Lining in Panthalkudi Channel (Sellur Tank left flank weir to Vaigai River) and Reconstruction of Culverts across Panthalkudi Channel within the Madurai Corporation limit of Madurai District

Amount

Dismantling clearing away and carefully stacking materials useful materials for reuse for any thickness of walls in brick or stone masonry in Cement mortar walls under 3m high etc., complete complying with standard specifications and as directed by the Engineer incharge of work.

Dismantling, clearing away and carefully stacking material and without disturbing nearby structure useful for reuse for any thickness of Plain Cement Concrete etc., complete complying with standard specifications and as directed by the Engineer incharge of work.

Dismantling the Reinforced Cement Concrete Slab in the existing bridge by manual / by using deploying machineries and clearing away from the work site and carefully stacking the useful materials for reuse on the road side as directed by the departmental officers including all labour and incidental charges etc., complete.

Earth work excavating and depositing on bank with 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 boulders etc., complete complying with standard specifications and as directed by the Engineer incharge of work. (Cut open)

Earthwork excavating and depositing on bank with an initial lead of 10m and initial lift of 2 m in hard stiff clay, stiff black cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small sized boulders & hard gravelly soil and refilling the sides of foundation with excavated earth in layers of 15cm thick well rammed and consolidated etc. complete complying with standard specifications and drawings as directed by the Engineer incharge of work. (For foundation)

Earth work excavating and depositing on bank with initial lead of 10 m & initial lift of 2m in Soft disintegrated rock, laterite, soft rock or kankar, not requiring blasting etc., complete complying with standard specifications and as directed by the Engineer incharge of work. ( narrow excavation)

Earth work excavation for desilting the existing rivers / canals / channels/odai/ nullas / drains/flood bowls/tanks/ reservoirs etc., consisting of very loose soil, silt, oily silt, slushy, marshy, loany, organic soil, sea shell and flat mica particles with zero present air void in unhygienic & insanitary conditions in under water and not under water deploying earth moving machinery with suitable floats buoys barge/ hydraulic excavator & other mechanical devices including the cost of hire charges for machinery, with cost of skilled operators with helper & cleaners for the entire operations to reach the banks in which the removed silt & sludge has to be dumped over either one of the rivers / canals / channels/odai/ nullas / drains/floods bowls / tanks / reservoirs etc, bank whichever is convenient as per the prevailing site conditions for easy conveyance and including jungle clearance etc.. complete (Rate excluding conveyance to dumping yard or low lying area)

Supplying and filling with M-Sand of each layer not more than 15 cm thick including consolidation etc complete as directed by the Engineer in charge of works and as per the technical specifications.

Supplying and filling in foundation, base of the lining, basement, etc with filling Gravel in 10 cm thick well watered, rammed and consolidated etc. complete complying with standard specification and as directed by the departmental officers.

Preparation of Sub grade (as per technical specification) duly moistured and duely removing the surface irregularities including dewatering and laying plain cement concrete lining 75mm thick of M15 design mix concrete on canal bed/haunches/ berms using hard coarse aggregate with nominal maximum size of 20mm IS specificed grading to have well graded aggregates weigh batching the ingredients along with air entraining agents (200ml per bag of cement) and mixing these in mixer machine (concrete mix to yield 28 days) placement of concrete over the sub grade on canal bed/haunches/berms manually including consolidation of concrete, providing tranverse contraction joint grooves as per technical specification (2.70m spacing) and water curing of the lining. 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.

Providing and placing in position of plain Cement concrete of grade M10 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 10 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 complete as directed by the Engineer in charge of works and as per the technical specifications (Without Vibration)

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 (60%) and 20mm (40%); 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 various thickness and in bays; compacting and finishing the surface with all leads and lifts; watering curing complete so as to attain the profile and strength as directed by the Engineer in charge of works and as per the technical specifications. (With vibration)

Below Ground Level 1.50 m Depth to 4.50 m Depth

Below Ground Level 1.50 m Depth to Above G.L. 1.00 m Height

Above Ground Level 1.00 m Height to 4.50 m Height

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 various thickness and in bays; compacting and finishing the surface with all leads and lifts; watering curing complete so as to attain the profile and strength as directed by the Engineer in charge of works and as per the technical specifications. (Without vibration)

Cement concete of grade M20 using 40mm down graded (70% 40mm and 30%20mm ) ISS Graded HBGS Jelly (To achieve the specified characteristic strength of 20N/mm2 in 28 days) including cost and conveyance of all materials to site and cost of cement at site but excluding cost and fabrication of steel but including cost of form work, soft water, labour charges for mixing, transporting, laying and curing concrete, working art depths, Tools and plants and incidential charges etc., complete as per relevant standard specifications

Providing and laying in position standardised concrete mix M 30 in accordance with I.S 456-2000, using 20 mm and downgraded broken granite stone jelly for all RCC items of work with minimum cement content of 400 Kg per m3 and maximum water cement ratio of 0.45, including admixture (plasticizer/ super plasticizer) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability with about (5 cu.m) 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cu.m) 5156Kg of 10-12mm machine crushed stone jelly and with about (4.79 cu.m) 7670Kg of sand, but excluding the cost of reinforcement grill and fabricating charges, centering and shuttering and also including laying, vibrating with mechanical vibrats, finishing curing etc., and providing fixtures like fan clamps in the RCC floor/roof slabs wherever necessary without claiming extra charges etc., complete complying with standard specification and as directed by the departmental officers. The coarse and fine aggregate to be used should be comply with the requirement of IS standards( No separate payment will be made by the department by the excess usage of materials)

Providing and placing in position Plain Cement concrete of M-25 using broken hard granite coarse aggregate (well graded) of nominal maximum size of 20mm and down graded to IS specified grading and using crushed stone sand(m-sand) ( to achieve the specified characteristic strength of 25 N / mm² in 28 days ) and mixing the incredients 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.

Providing and placing in position Plain Cement concrete of M-30 using broken hard granite coarse aggregate (well graded) of nominal maximum size of 20mm and down graded to IS specified grading and using crushed stone sand(m-sand) ( to achieve the specified characteristic strength of 30 N / mm² in 28 days ) and mixing the incredients 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.

Providing construction contraction and lift joints in masonry concrete including curring, jointing and placing mastic pad of 20mm thick with mastic filling as specified in the drawings etc., complete complying with standard specification and as directed by the departmental officers

Providing & fixing 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 and filter having size 45 x 45 x 45 cm sand and 30 x 30 x 30 metal including excavation separators filter material complying with technical specification and as directed by the Engineer incharge of the work. (as per drawing of the porous plug enclosed)

Supplying and Erecting water tight steel centering for sides and soffits including necessary supports and shuttering including strutting for all R.C.C. works etc up to 3.29 m height with all cross bracings using mild steel BG 10 sheets of size 90cm x 60cm gauge stiffened with welded mild steel angles of size 25x25x3mm for boarding laid over silver oak (country wood) joist of size 10cm x 6.5cm spaced at about 90cm centre to centre and suitably supported by casuarina props of 10cm to 13cm dia spaced at 75cm centre to centre, including cost of materials etc., complete complying with standard specification and as directed by the Departmental officers. The payment for centering shall be given after the concrete is laid and the retrieved materials should be taken back by the contractor.

Without Strutting

With Strutting

Supplying, fabricating and placing in position of RTS or MS reinforcement for all reinforced cement concrete works including cost of steel rods of all sizes including binding wires and labour charges for decoiling, cutting, bending and tying the grills in position etc., complete complying with standard specification and as directed by the departmental officers.

Providing and Fixing weep holes of 110mm dia PVC pipe to a required length for protection wall, Abutment & wing wall including cost of all materials to work site including labour charges for fixing of 90cm Spherical backfill arrangement with 10 to 80mm dia size broken granite stone etc, complete to drain the backfill(4Kg/cm2 of working pressure)

Providing & fixing Longitudinal and Transvere drain with PVC perforated pipe of 150mm Dia in the bed in betwen filter arrangements including excavation separators filter material complying with technical specification and as directed by the Engineer incharge of the work. (as per drawing of the Longitudinal drain enclosed)

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 as directed by the Engineer incharge of the work. (as per drawing of the transverse contraction joint enclosed)

Supplying providing and fixing chain link fencing 2" x 2" using 10 gauge galvanised iron wire mesh of size 2.0 x 1.50m over PCC wall which is stiffened by horizontal MS flat (double flats) of size 30mm width x 6mm and fixed to MS ISA 75x75x8 mm of height 2.00m c/c and fixed on the concrete wall and welded to angles at site as directed by the departmental officer. the rate including welding, fixing, painting etc complete complying with standard specification and as directed by the departmental officers.

Conveying the excavated silt in unhygienic & insanitary conditions to the dunmping yard or low lying areas as directed by the field Engineer’s by deploying the earth moving machinery, hydraulic excavator, tippers & other mechanical devices including the cost of hire charges for machinery, with cost of skilled operators with helper & cleaners, including leveling etc.. Conveyance by roads in plains 0 to 10 km including Loading Unloading and transportation charges.

Providing and laying in position, standardised Concrete Mix M-20 Grade in Accordance with IS:456-2000 using 20mm and down graded hard granite stone jelly for all RCC items of works with minimum cement content of 325 Kg/m3 and maximum water cement ratio of 0.55, of 20mm machine curshed stone jelly and with about (3.3 Cu.m) 5156Kg.of 10-12mm Machine crushed stone jelly and with about (4.79 Cu.m) 7670Kg. of sand, but excluding cost of reinforement grill and fabricating charges, centering and shuttering and also including laying, vibrating with mechanical vibrators, finishing, curing, etc., complete complying with standard specification and as directed by the departmental officers. The Coarse and fine aggregates to be used should comply with th requirement of IS Standards. (No Separate Payment will be made by the Deparment for the excess usage of materials)

Drilling holes 32mm dia in existing concrete/RR masonry for placing anchor rod etc. complete complying with standard specification and as directed by the departmental officer.

Grouting the holes of 32mm dia with w/c ratio of 0.33 in the existing body wall provided at a spacing of 80cmc/c in a staggered manner in the vertical surface for fixing anchor rod of 16mm dia RTS of 1m length in a such position that 60cm length embeded into the masonry wall at a downward inclination of 5 degree to the horizontal and 40cm length projected and bend outside the wall including cleaning the drilled holes fixing the rod and other incidential charges etc complete complying with standard specification and as directed by the departmental officer.

Supplying and filling Gravel of thickness 150mm for Longitudinal and Transverse drains below the Concrete bed etc complete complying with standard specification and as directed by the departmental officer.

Supplying and filling 20mm to 40mm metal of thickness required thickness for Longitudinal and Transverse drains below the Concrete bed etc complete complying with standard specification and as directed by the departmental officer.

Dewatering using 15HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc complete and as directed by Engineer in Charge of work.

Providing and fixing KRAFT PAPER for full width of seating of deck slab and including cost and conveyance to work site, labour charges for fixing the same in the correct position and all other incidental charges et., complete.

Providing filter media behind the abutments and wings with clean III graded material 53mm to 5.6mm to 600mm thick and well compacted in layers with smaller sized towards the soil and bigger size towards the wall including cost and conveyance to work site including all labours and other incidental charges including hire charges for tools and plants employed etc., for filter media as per MOST's (Roads Wing) specifications for Roads and Bridges " Fourth Revision Cl. 309-3-2-13 and 305 -4-4 etc., complete.

Filling behind Abutments and wings with clean gritty gravel including cost and conveyance of gravel to worksite,laying,handling charges and filling in layers,tamping under optimum moisture content to get the maximum density including watering,with all leads for water and all other incidental charges etc,complete for filling behind the abutment and wings.

Providing and fixing PVC EXPANSION JOINT in between deck slabs over abutment and pier as shown in the drawing including cost and conveyence of expansion joints including shalimar pad and joint sealent etc, complete.

Providing and fixing of cast iron drainage spouts 100mm dia as per MOST drawing SD/205 with grating arrangements at top as shown in the drawing using 12mm x 25mm flats for grating arrangements, and 100mm dia drainage spout projecting beyond the bottom of deck slab as shown in the drawing including cost and conveyance of cast iron pipes and flats and fixing them in position etc,complete.

P.P.S. CONSTRUCTION (BID ID -1496088)

SEA ROCK INFRASTRUCTURE (BID ID -1496397)