Pack12. SW.2. Const. of storm water drain from Olandai surplus course to Murungapakkam surplus via Olandai and Murungapakkam tanks including const. of box culvert at Kompakkam road near Murungapakkam surplus and including const. of 3 Nos culvert

Amount

Earthwork in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5m, including getting out the excavated soil and disposal of surplus excavated soil as directed , within a lead of 50m - all kinds of soil

Close timbering in trenches including strutting, shoring and packing cavities (wherever required) complete (measurements to be taken of the face area timbered) . Depth not exceeding 1.5m

Close timbering in trenches including strutting, shoring and packing cavities (wherever required) complete (measurements to be taken of the face area timbered) . Depth exceeding 1.5m but not exceeding 3m

Close timbering in trenches including strutting, shoring and packing cavities (wherever required) complete (measurements to be taken of the face area timbered) . Depth exceeding 3m but not exceeding 4.5m

Extra for every additional lift of 1.5m or part there of in excavation / banking excavated or stacked materials - all kinds of soil

Supplying and filling with gravel (excluding rock) in layers not exceeding 20cm in depth , breaking clods , watering , rolling each layer with 1/2 tonne roller , or wooden or steel rammers and rolling every 3rd and top-most layer with power roller of minimum 8 tonnes capacity including all leads and lift (Payment will be made based on level measurement)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - all work upto plith level - 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - all work upto plith level - 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 40mm nominal size)

Providing and laying cement concrete in retaining walls, return walls, walls (any thickness) including attached pilasters, columns,piers, abutments, pillars, posts,struts, buttresses, string or lacing courses, parapets, coping,bed blocks, anchor blocks, plain window sills, fillets, sunken floor etc. upto floor five level, excluding the cost of centering ,shuttering and finishing - 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size)

Steel reinforcement for R.C.C.work including straightening , cutting , bending, placing in position and binding all complete upto plinth level - Thermo -Mechanically treated bars (TISCON / VIZAG / IISCO / SAIL / JSW) Fe - 415 or more

Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work , using cement content as per approved design mix , including pumping of concrete to site of laying but excluding the cost of centering , shuttering , finishing and reinforcement , including admixtures in recommended proportions as per IS : 9103 to accelerate, retard setting of concrete , improve workability without impairing strength and durability . Note:- Cement content considered in this item is @ 330 kg / cum. Excess or less cement used as per design mix is payable or recoverable separately. - All work upto plinth level

12mm cement plaster finished with a floating coat of neat cement of mix - 1:3 (1 cement :3 fine sand)

Colour washing such as green, blue or buff to give an even shade - New work (two or more coats) with a base coat of whiting

Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead - nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead - Nominal concrete 1:4:8 or leaner mix (including equivalent design mix)

Demolishing R.C.C work manually / by mechanical means including stacking of steel bars and disposal of unserviceable material within 50 metres lead

Demolishing brick work manually / by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead - in cement mortar

Providing and laying Non Pressure NP-3 class (Medium duty) R.C.C.pipes including collars / spigot jointed with stiff mixture of cement mortar in the proportion of 1:2 (1 cement : 2 fine sand) including testing of joints etc.complete - 900 mm dia RCC pipes

Providing and laying fillter media for coarse sand under concrete block loose apron (as filter media) to required thickness including removal of foreign matters, ramming , consolidation with watering

Providing and laying filter media using HBG metal of 12.5 mm size to a required thickness

Earth work in excavation by mechanical means (Hydraulic excavation) / manual means over areas ( exceeding 30 cm in depth, 1.5m in width as well as 10 sqm on plan) including head load, pumping out any type of water or liquid mud due to stagnation /flowing/seepage and also working in unhygienic and in or under foul/slush condition, in or under water and/or liquid mud including getting out and disposal of excavated earth, slush/mud all leads upto 50m and lifts upto 1.5m depth below or above ground level / Bed level etc, complete all as directed by the Engineer-in-charge. - All kinds of soil.

Centering and shuttering including strutting , propping etc. and removal of form work for - foundations, footings, bases for columns etc., The rate includes all head load, lead, pumping out any type of water or liquid mud due to stagnation /flowing / seepage and also working in or under foul condition in or under water and / or liquid mud etc., complete all as directed by the Engineer-in-charge.- Using steel sheets with MS frames.

Centering and shuttering including strutting , propping etc. and removal of form work for - retaining walls, return walls, walls (any thickness) including attached pilasters, buttresses, plinth and string courses fillets, kerbs and steps etc. The rate includes all head load, lead, pumping out any type of water or liquid mud due to stagnation /flowing/ seepage and also working under foul / slush condition in or under water and / or liquid mud etc., complete all as directed by the Engineer-in-charge.- Using steel sheets with MS frames.

Supplying and filling with quary dust in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth consolidating each deposited layers by ramming and watering etc. complete. The rate includes all lead and lift head load, pumping out any type of water or liquid mud due to stagnation /flowing / seepage and also working in or under foul/slush condition in or under water and / or liquid mud etc., complete all as directed by the Engineer-in-charge.

Extra for providing and mixing ordinary Portland cement 43 grade of approved brand and manufacture in quary rubbish / stone dust at the rate of 3 bags of cement per cum of quary rubbish / stone dust mixing in a mechanical mixer. The rate includes all lead, lift and head load etc., complete all as directed by the Engineer-in-charge.

Providing and laying in position cement concrete 1:4:8 (1 cement: 4 coarse M.sand: 8 graded stone aggregate 40mm nominal size) in foundation at all level of above/ below ground level. The rate includes all head load, lead, pumping out any type of water or liquid mud due to stagnation /flowing / seepage and also working in or under foul/slush condition in or under water and / or liquid mud etc., complete all as directed by the Engineer-in-charge.

Providing and fixing upto floor five level precast cement concrete 1:1.5:3 (1 cement : 1.5 coarse M. sand : 3 graded stone aggregate 20mm nominal size) in slabs, bands, steps solid blocks etc., of various sizes and shapes, pitching the side slopes top of banks, steps, ramps and other similar works including pointing with cement mortar 1:3 (one cement: 3 coarse M. sand) for revetment works , casting in the casting yard hoisting to the laying site with required special tools if any required, cost of required moulding shuttering with M.S sheet of 1.6 mm thick alround L angle of 25X25X5mm etc., complete. The rate including transportation, loading unloading, all head loads, pumping out any type of water or liquid mud due to stagnation /flowing/ seepage and also working under foul condition in or under water and / or liquid mud, cost of cement, coarse aggregates, fine aggregates, moulding arrangements for casting the concrete, (Casting shall be done on uniform levelled bed with cement concrete flooring) hire charges for machineries required for mixing the concrete, laying, vibrating to the required strength with vibrator, tractor, tipper, lorry concrete mixer and other tools and plants etc. The rate shall also include hire charges for casting yard, making of casting bed, transportation charges from casting yard to working site, loading and unloading, laying and fixing in position of pre cast slabs pointing to the full depth etc., complete all as directed by the Engineer-in-charge.

Making of bund wall with HDPE cement bags filled with stone dust/quary rubbish for discharge regulation, breach closing/diversion arrangement. The rate includes head load the cost of empty HDPE bags, cost of stone dust, labour charges for filling the bags and placing in position of its purpose working in or under foul/slush condition ,in or under water and / or liquid mud, including pumping out water as required all as directed by the Engineer-in-charge.

Earth work in excavation and sectioning to the required shape and size including dressing up in water channel by using machinery for flood banks, marginal banks and guide banks or filling up for side floods banks. The disposed materials shall be levelled, neatly dressed to the required height and shape. The cost shall includes the cost of all machineries, tools and plants, labours, head loads etc., complete all as Directed by the Engineer-in-charge within a initial leads of 1Km and lift upto 6m in all kinds of soil. (Payment shall be made based on levels). The cost of leveling and other survey works shall be arranged by the contract at his own cost.

Providing and laying UPVC pipe of 250mm dia including transporting the pipe to work site and placing position for discharge through the drain during construction period under foul condition etc. Complete as directed by the Engineer-in-charge.

Reassembling the UPVC pipe of 250 mm dia by removing it from one location and fixing it at the continous stretches for the discharge form the canal etc. Complete as directed by the Engineer-in-charge.

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 bolts and nuts in proper alignment. The head set assembly supplied with operating key and the both should be painted with two coats of anti corrosive Black paint over one coat of Red Oxide primer. The rate including cost of materials, labour charges, moulding and Charges for all machining equipments, conveyance Charges for labours and materials etc., complete all as directed by the Engineer-in-charge

Fabricating supplying and fixing of Top Beam made up of 2nos. of 200 x 100mm x5.7mm (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 0.60m with necessary fish plate made out of 16 mm Mild steel plate of size 0.20 x 0.30m 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 to correct Position. 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 materials, labours charges for All fabricating and hoisting equipments, cost of petty Civil works conveyance charges for labours and materials etc., Complete all as directed by the Engineer-in-charge.

Fabricating supplying and fixing of 80mm 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. The screw Rod should be painted with two coats of anti corrosive 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 etc., complete all as directed by the Engineer-in-charge.

Fabricating supplying and fixing of shutter Groove Angle made up of 2no. of 100 x 100 x 10 mm Mild Steel angle on both sides of the vent welded for Required height including welding hold fast of size 40 X 40 x 6 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. 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 hoisting equipments, Conveyance petty civil works etc., complete all as directed by the Engineer-in-charge.

Fabrication supplying and erection of Screw Gearing Steel Shutters of Size above 2.75m x 3.50m consist of Skin plate made out of 12mm thick Mild Steel plate on one side and horizontally stiffened with ISMC 150 x 75mm 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 center to center provided with 12mm thick Mild Steel gusset plate of required size on both sides on top of the shutter fastened with rust free bolts and nuts and support channel for rubber beadings made out of ISMC 100 x 50 x 5 mm on both sides etc . Conveying the fabricated shutter by using lorries including loading, unloading and leading the shutter to the vent. Erecting new shutters and shuttering arrangements along with rubber beading in the vent in proper position by using necessary hoisting equipments .The shutter shall be painted with two coats of anticorrosive Black paint over one coat of Red oxide primer and two coat of enamel paint. The rate including cost of materials, consumables, power charges, conveyance charges, cost of petty civil work, trial operation of shutter etc., complete all as directed by the Engineer in charge.

Dismantling of flexible pavements and disposal of dismantled materials upto a lead of 1000 metres, stacking serviceable and unserviceable materials separately - by manual means - bituminous courses

Dismantling of flexible pavements and disposal of dismantled materials upto a lead of 1000 metres, stacking serviceable and unserviceable materials separately - by manual means - Granular courses

Plain cement concrete m-15 mix with stone aggregates 20mm nominal size mechanically mixed and vibrated in foundation upto a depth of 1.50 metres below ground level and/or 1.50 metres above ground/bed level.

Reinforced cement concrete m-20 mix with stone aggregate 20mm nominal size mechanically mixed and vibrated for reinforced concrete work in slab excluding steel reinforcement, but including centering and shuttering, laid in position.

Cement concrete 1:4:8 mix with stone aggregate 40mm nominal size in foundation upto a depth of 1.5 metres below ground level and upto height of 1.5 above ground/bed level.

Earth work in excavation for foundation of structures as per drawings and technical specifications, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material - Oridnary Soil - Mechanical Means - Depth upto 3 metres including the cost of labour hire charge of hydraulic excavator and overhead charges.

Earth work in excavation for foundation of structures as per drawings and technical specifications, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material - Oridnary Soil - Mechanical Means - 3 metres to 6 metres depth including the cost of labour, hire charge of hydraulic excavator and overhead charges.

Reinforced Cement Concrete in substructure complete as per drawing and technical specification -RCC Grade M30 with a minimum cement content 407 kg / cum upto 5m height - Using concrete mixer (Formwork-10%)

Providing weep holes in brick masonry /plain/reinforced concrete abutment, wing wall / return wall with 100 mm dia AC pipe, extending through the full width of the structure with slope of 1V:20H towards drawing foce. Complete as per drawing and technical specifications.

Furnishing and placing reinforced cement concrete in superstructure as per drawing and technical specifications - RCC grade M30 with a minimum cement content 407 kg / cum - Using concrete mixer - for solid slab superstructure - height upto 5m including all machineries and formwork, etc.

Providing and laying cement concrete wearing coat M30 grade with a minimum cement content 405 kg / cum including reinforcement complete as per drawing and technical specification

Construction of RCC railing of M30 grade with a minimum cement content 407 kg / cum cast- in-situ with 20mm nominal size aggregate, true to line and grade, tolerance of vertical RCC post not to exceed 1 in 500, centre to centre spacing between vertical post not to exceed 2000mm, leaving adequate space between vertical post for expansion, complete as per approved drawings and technical specifications

Reinforced cement concrete M30 grade with a minimum cement content 407 kg / cum approach slab including reinforcement and formwork complete as per drawing and technical specifications - Using concrete mixer

Providing and fixing 20mm thick compressible fibre board in expansion joint complete as per drawing and technical specifications

G.D.builders

G SANKAR