Borewell and sintex tank maintenance work at Puliyanthoppu in ward 29 and 30

Amount

Dismantling, clearing away and carefully stacking materials useful for reuse for Existing Brick / stone masonry in Cement mortar walls under 3 m high.

Dismantling, clearing away and carefully stacking materials Floor finish and dadooing walls in Cement Mortar with mosaic tiles/ glazed tiles/ cuddapah slabs.

Earth work Excavation in all kinds of soils except hard requiring blasting, inclusive of shoring, strutting and baling out water where ever necessary refilling the sides of foundation with excavated earth in layer of 15 cm thick well rammed and consolidated depositing the surplus earth within compound in places as shown by the deptl. Officers, clearing and leveling the site with initial lead of 10 M and lift of 2M etc. Complete. Sl. No. 62rate for 10m².

Supplying and Fixing of PVC & GI Pipes and Special - 32mm PVC Pipe

110mm PVC Pipe

32mm GI Pipe

Lowering PVC/ DWSC rigid pipes and specials to trench and laying to proper grade and alignment, jointing with PVC couplers with cement paste. 32mm PVC Pipe

110mm PVC Pipe

Lowering GI pipes and specials in the trenches and laying to proper grade and alignment, jointing with GI Specials and as directed by the TWAD Officers

Refilling gallery trench and filter basins with clean excavated sand free from silt and clay

Plain Cement Concrete 1:2:4 (One cement two sand and four aggregates) using 20mm gauge hard broken granite gelly for foundation including consolidation and dewatering for foundation whenever necessary etc. complete.

Supplying and filling foundation and basement with filling Quarry Dust in layers of not more than 15cm. thick well rammed watered and compacted -1m3 etc., complete complying with standard specification.

Cement concrete in 1:4:8 (one cement four sand and eight aggregates) with 40mm gauge hard broken granite jelly for foundation including consolidation and dewatering for foundation wherever necessary etc., complete.

Brick work in CM 1:5 (one cement five sand) using chamber bricks of size 9''x4 3/8"x2 3/4" including curing etc,complete for foundation and basement

Plastering with cement mortar 1:5, 12mm ,thick in all floors including cost and conveyance of all materials to site and labour charges etc, complete as per standard specifications S.I . 306

Dadooing walls with Glazed tiles of sizes 305mm x 200mm x 6mm size of approved make and quality and colour lS in cement mortar1:2 (onecement, two sand) over 10mm base layer plastering and pointing with white cement neatly as directed.

Supply and Delivery and fixing of HDPE tank as per IS 12701 / 1996 including loading ,transportion and labour charges for fixing of the GI pipes and specials for pipe connection works including cutting, threading and fixing charges etc, complete PVC Water Tank

Supplying and fixing in position Indian water closet of size 580 X 440mm, white glazed earthen ware of approved quality with 'P' trap or 'S' trap confirming to IS:2556 - Part XII with sand cushion and forming flooring alround the closet using 40mm broken brick jelly in lime concrete 1:2:5 ( one part of lime, two parts of sand and five parts of brick jelly) 100mm thick and finishing the top to required slope and including giving necessary connection to cast iron soil pipes/ PVC pipes by dismandling brick masonry, reinforced cement concrete roof/floor slab and making good the disturbed portion to original condition without leakage etc., complete complying with standard specifications and as directed by the departmental officers.

Supply and fixing of TNEB meter board suitable for 32A single phase service connection with 32A fuse unit (500V) 32A neutral link and earth link (1"x1/8"copperflat) on TW plank of size 375mm x 300mm x 19mm with supporting TW reepers of 1" thick a neither side with painting with suitable bolt and nuts for fixing the TW plank on wall with earth connection and inter connection with 7/20 PVC insulated copper wire from EB meter to fuse unit with 1No 40 Amp 30M A Double Pole RCD / RCCB (Higher End) with suitable necessary connection

Raising the existing circular manhole in heavy type including the removing the existing the manhole cover with frame and dismantling the existing the cement concrete wall and tar road surface around the manholes using 1:2:4 20mm jelly for raising the existing the manhole wall and using CC 1:2:4 with 20mm chips for finishing the top surface of manhole etc., complete.

Supply of the SFRC Manhole Cover Frame Set 600mm dia Heavy Duty by the Contractor with ISI Mark

Construction of manholes using sulphate resistant cement at various depths to invert including earth work excavation as per SS20B, laying cement concrete in C.M. 1:3:6 using 40mm B.G.jelly for foundation, sinking well kerb below G.L. for 4.5m depth and above, pumping, timbering charges for 2.5m depth and above, stock brick work in C.M. 1:3, for 23cm thick wall and over 23cm thick wall, plastering interior with C.M.1:3, 20mm thick and exterior with C.M. 1:3, 12mm thick, laying plain cement concrete 1:3:6 using 12.0mm to 20mm B.G.jelly fixing the frame, providing C.I.steps, manhole cover and frame etc. complete for the following sizes for each manhole (Asper the type design drawing for manholes).

Providing Rain Water Harvesting arrangements in corporation building by inserting of 150mm PVC slotted casing pipe, including earth work excavation for 900mm precost cement Ring 5nos filling with One, three, Fifth Ring sare 40mm metal and Two and Fourth Ring sareS and providing necessary pipe line arrangements std specification etc, complete

Add GST 18%

A N KANNAN (BID ID -1389558)