Improvements to the Roads drains and platform in Puducherry Revenue Village Sub work II Improvements to the platform and drain in Anna Salai S V Patel Salai and reconstruction of damaged cross culvert in Ambour Salai including cement concrete road to

Amount

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.

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

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

Earthwork in excavation of foundation of structure as per drawing and technical specification, including setting out, construction of shoring and bracing removal of stumps and other deleterious matter, dressing of sides and bottom, backfilling the excavation earth to the extent required and utilising the remainging earth locally for road work - by mechanical means - depth upto 3m (Ordinary soil).

Earth work in surface excavation not exceeding 30cm in depth but exceeding 1.5m in width as well as 10 sqm on plan including getting out and disposal of excavated earth up to 50m and lift up to 1.5m - All kinds of soil

Earth work in surface excavation not exceeding 30cm in depth but exceeding 1.5m in width as well as 10 sqm on plan including getting out and disposal of excavated earth up to 50m and lift up to 1.5m - All kinds of soil

Raking out joints in lime or cement mortar and preparing the surface for repointing or replastering , including disposal of rubbish to the dumping ground within 50 metres lead

Supply of Quarry rubbish including stacking to department gauge for premeasurement and spreading required thickness

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.

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 specified grade of reinforced cement concrete , excluding the cost of centering , shuttering , finsishing and reinforcement - All work upto plinth level 1:1.5:3 (1cement: 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size)

Centring 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

Centering and shuttering including strutting , propping etc and removal of form for - foundations, footings, bases of columns.

Providing and laying lean reinforced cement concrete pavement over existing concrete base/prepared base with M30 grade concrete with minimum cement content of 405kg/cum and maximum size of coarse aggregate not exceeding 20mm mixed with super plasticizer at 200ml per bag of cement to improve workability without impairing strength and durability mixed in weight batching plant as per approved mix design, transporting to site, laying, compacting with vibrators and including finishing the top surface smooth with power trowel with floor hardener sprinkled @ 4kg/sqm, roughening the surface with steel wire brush in straight direction perpendicular to road. The rate is inclusive of cutting longitudinal joint of size 4mm x 15mm at centre of the road and traverse joints between 2 to 3 metre Centre to centre. (The rate is exclusive cost of reinforcements, centering and bituminous pad at expansion joints). Note: Cement content considered in this item is @ 405kg/cum. Excess/less cement used as per design mix is payable/recoverable separately upto plinth level.

12mm cement plaster of mix -1:4 ( 1 cement : 4 fine sand).

Providing and laying 60mm thick factory made cement concrete interlocking paver block of M-30 grade made by block making machine with strong vibratory compaction and of approved size and design / shape laid in required colour and pattern over and including 50mm thick compacted bed of course sand , filling the joints with coarse sand etc. all complte

Providing and laying Ductile Iron socket and spigot pipes of class K7 (Electro steel/Sripipes/Jindal/Electrotherm / Jai Balaji / TATA Metaliks Kubota) conforming to IS specification 8329/2000 and ISI marked suitable or tyton /push on joints in good condition including transportation of D.I.pipe from production centre/company to the site at UT of Puducherry, lowering to the trenches, laying to proper grade and alignment, testing of joints with required testing equipment etc.,complete all as per IS 12288 and CPWD specification. (earth work and jointing of pipes with rubber gasket will be paid separately) -450mm dia.

Providing and fixing in position flanged standard D.I. specials (Electro steel/Sripipes/Jindal/Kiswok) such as tees, bends, collors, tapers, caps etc.conforming to IS specification 9523/2000 and ISI marked - 350 to 450mm dia.

Providing and placing in position precast reinforced cement concrete waffle units, square or rectangular as per design and shape for floors and roofs in 1:11/2 : 3 (1 cement : 11/2 coarse sand : 3 graded stone aggrgate 10mm nominal size) , including flush or deep ruled pointing at joints in cement mortar 1:2 (1 cement : 2 fine sand) , making necessary holes of required sizes for carrying through service lines etc., providing steel hooks for lifting etc, form work in precasting , handling , hoisting , centering and erection complete for all floor levels but excluding the cost of reinforcement

Steel work welded in built up sections /framed work , including cutting,hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required - in gratings, frames, guard bar, ladder, railings, brackets,gates and similar works

Providing, hoisting and fixing precast R.C.C cover slabs for drain (upto plinth level) of length varying upto 1.80m and varying thickness from 100mm to 200 mm including the cost of required centring, shuttering and finishing smooth with neat cement punning on the exposed surfaces but excluding cost of reinforcement, with 1:1.5: 3 (1 Cement: 1.5 coarse sand: 3 graded stone aggregate 20mm nominal size)

Providing and fixing in position 12 mm thick bitumen impregnated fibre board conforming to IS : 1838 , including cost of primer , sealing compound in expansion joints

Steel reinforcement for R.C.C. works including bending, binding and placing in position - Thermo Mechanical Treated Bars (TISCON / VIZAG / IISCO / SAIL/JSW) Fe - 415 or more

Raising of intercepting chamber by dismantling the old R.C.C. slab, removing the I.C. cover and frame from the chamber and raising the chamber height with brick work in cement mortar 1:4 (one cement and four sand), refixing the frame in position by laying reinfoced cement concrete 1:1.5:3 (One cement one and half sand and three HBG metal) including curing but excluding the cost of reinforcement, finishing the top, inside and outside plastering with 20mm thick in cement mortar 1:3(one cement three sand), the rate includes all materials, providing barricading,caution board, watch and ward etc.,complete till the completion of work with minimum hindrance to the traffic.- 30cm height

Raising of various types of manholes and flushing tank by cutting alround the manhole cover, removing the frame and cover from the manhole by cutting the B.T., W.B.M., surface, raising the manhole to the required height with brick work in cement motar 1:4 (One cement and four sand), refixing the frame in position by laying cement concrete 1:1.5:3 (One cement one and half sand and three 20mm HBG metal) including curing, but excluding the cost of reinforcement, finishing the top, inside and outside plastering with 20mm thick in cement mortar 1:3(one cement three sand), the rate includes all materials, providing barricading,caution board, watch and ward etc.,complete till the completion of work with minimum hindrance to the traffic.-30cm height

Applying one coat of water thinnable cement primer of approved brand and manufacturer on wall surface - water thinnable cement primer

Painting with synthetic enamel paint of approved brand and manufacutre to give an even shade - Two or more coats on new work

Half brick circular tree guard in bricks, internal diameter 1.25 metre and height 1.2 metre above ground and 0.20 m below ground, bottom two courses laid dry and top three course in cement mortar 1:6 (1cement : 6 fine sand) and the intermediate courses being in dry honey comb masonry as per design complete - with common burnt clay F.P.S. (non modular) bricks of class designation 5

Desilting the canal 'U' drain, culvert etc., by removing silt, slush and debries from the bed of the drain and removing the grass bushes etc., complete in unhygienic and foul condition including disposal of the same within an average lead of 10 Km without polluting the environment etc., complete as directed by the Engineer in charge.

Brick work with common burnt clay FPS (Non modular) bricks of class designation 3.5 in foundation and plinth in - cement mortar 1:4 (1 cement : 4 coarse sand)

Disposal of unserviceable materials like debris , scarified road material, building material etc from the site within an average lead upto 10 km. The rate including incidental charges and loading charges on the PWD yard / road side, low lying area etc, as directed by the Engineer-in-charge. (The disposal point should be identified by the contractor itself)

S.R.NEELAMEGAM

N S JEYRAMAN AND SONS