Repair and renovation works for aruldaspuram OHT in ward 82

Amount

Dismantling the existing damaged Brick / Stone Masonry in lime mortar walls under 3m high etc., complete

Picking The existing damaged cement Plastered Surface etc.complete.

Providing two legged scaffolding using suitable sizes of casurina posts of 1.50cm over all length 3m height + 0.50 lap) The distance between the two rows being 2m and the spacing of posts being 2m in both rows with two horizontal posts with 0.50m.over lap on either side and braces at 2m C/C including longitudinal and transwere middle of 40mm thick and 1m width etc.in complete shape using coir and nails and as directed by the Departmental Officers.

Earth work excavation and depositing on bank with initial lead of 10 m and lift of 2 M in narrow trenches having bed width 1.25m & below for laying of pipes for water supply and sewerage works in the following type of soils as directed by Departmental officers Hard stiff clay, stiff black cotton, hard red earth, shales, murram gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil.SS20B

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

Plain Cement Concrete 1:4:8 (One cement four sand and eight aggregates) using 40mm gauge hard broken granite jelly for foundation including consolidation and dewatering for foundation whenever necessary etc. complete.

Supplying and erecting shuttering with necessary supports for plith beam with all cross brancings etc..,complete(Rcc coloumn footing plinth beam and lintel sides etc., complete.

Supplying, erecting STEEL CENTERING for sides and soffits inc supports and strutting for plain surface such an reinforced cement concrete slasp rectangualar beams tee or el beams lintels , bed blocks staircase in all floors of any height (the retrived materials should be taken back by the contractor) the payment for cenetering shall be given by the concrete is laid (bottom only)

Reinforced Cement concrete 1:1.5 :3 (one cement, one and half sand & three course aggregate) using 20mm gauge hand broken/ and broken granite stone for all RCC items of works excluding centering shuttering and cost of reinforcement but including curing etc.,complete and also including fixing fan clamps and fixtures in rcc works wherever necessary as directed by departmental officer etc., complete.

Suppling and fabricating and placing in position MS (or) R.T.S. bar for reinforcement to all RCC works as per the design given including cost of steel and binding wire also in all floors.

Brick work in CM 1:5 (one cement & five sand) using II class ground moulded bricks of size 9"X43/8"X 2 3/4" including finishing, curing, etc., complete complying with standard specification - 100CFT

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 complying with standard specifications (S.I.309) etc., complete.

Plastering with cement mortar (1:5) 20mm ,thick in all floors including cost and conveyance of all materilas to site and labour charges etc,complete as per standard specifications

Plastering with cement mortar 1:3,20 mm ,thick in all floors including cost and conveyance of all materilas to site and labour charges etc,complete as per standard specifications (S.I.306)

Providing UPVC (Un-Plasticized Polyvinyl Chloride) Door: Providing and fixing casement doors fabricated from unplasticized polyvinyl chloride (uPVC) sections. Profiles: The profiles should be three chamber system which provides high insulation properties with outer frame 60mm x 55mm with an outer wall thickness of 2.4mm. The window unit should be designed with all corner joints mitred and fusion welded. Windows should be steel reinforced with 25 x 24 x 25mm steel reinforcement with a thickness of 1mm to have dimensional stability. The sash should be of 60 x 102mm. The mullion should be of 60 x 74mm. The profiles should have co-extruded seals. Hardware: All the hardware like friction stays, handles should be screwed with self tapping screws. The handles, locks should be designed so that they cannot be released from outside. Glazing: The window system should be glazed with 5mm plain float glass / 6mm bison lam Installation: The profiles should be cut to length and welded 45 degrees. The window should be designed such that the water drainage does not pass through the reinforcement chamber. The window system should be fixed directly to the plastered brick wall using self expanding nylon plug and driving ms electroplated screws into plug etc., complete.

Supply and fixing of M.S Grills with Doors with one coat of Red oxide with Primer including all costs such as welding,grinding and fabrication charges, cost and conveyance of all materials to site etc,complete as per standard specification.

Solid PVC Door Shutters using 19 Gauge 19mm MS square tubes for styles and outer frames. 15mm MS square tubes for top, lock and bottom rails. The steel tubes shall be covered with 5mm thick solid PVC Sheets. Shutter using 5mm thick solid PVC Sheets for panelling shall rigidly fixed in position including necessary furniture and fittings. The over all size of styles shall be 50mm x 30mm. The over all size of top rail, lock rail and bottom rail shall be 75mm x 30mm. The over all size of frames shall be 50mm x 45mm with suitable rabate for housing the shutter etc., complete. (1 Solid panel PVC door with frame)

Painting old wall surface with two coat of Plastic Emulsion paint of approved quality including cleaning of plaster surface with soap soda and water by manual labour etc., complete.

Painting with Ready Mixed Enamel Paint over the new Iron works of approved quality and colour with priming coat including the cost all materials etc.,complete, in all floors.

Wiring with 2 x 1.5 sq.mm. PVC insulated SC unsheathed FRLS copper conductor of 1100V grade in suitable PVC rigid pipe on wall and ceiling with PVC accessories and with TW switch box and 5A FT switch with painting of suitable colour for open PVC light point / fan point (for electronic regulator) (5 points per coil)

Wiring with 2 x 1.5 sqmm (22 /0.3 ) PVC insulated single core unsheathed copper conductor cable of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with PVC accessories iri1fush with wall sa with 150 x 100 x 113 mm TW switch box with 3mm hylum sheet cover for 5A 3 pin non inter locking CS plug with continuous earth wire connection of 14 SWG TC wire and making good of the concealed portion with suitable colour for concealed PVC plug point

Supply and fixing of 18W 4 Feet LED Fitting with LED Higher end etc., complete.

Dewatering using 3HP 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. Hire charges for Diesel Pump set for 3 HP etc., complete

Supply of Pipes and specials etc., complete. DUCTILE IRON SOCKET/SPIGOT PIPES FOR CLASS K9 AS PER IS 8329/2000 (300mm D.I Pipe)

Spun Yarn

Cement

Supply and delivery of Leak Arresting Flexible SS Clamps- Suitable for MS/CI/DI Pipes - Single section SS Clamp- 12” Dia, 300mm width etc., complete.

Supply of MS Bolt and Nuts of 20mm dia and above x 90mm to 120mm length fully threaded bolts and with nuts 2 Nos. etc., complete.

Lowering of D.I Pipes and specials in the trenches and laying to proper grade and alignment and as directed by the TWAD Officers etc., complete. (300 mm dia C.I/ D.I pipes and specials)

Refilling the trenches with suitable excavated earth available along the alignment after the pipes & specials are laid, jointed & tested in layers & watering, ramming & consolidation directed by the Engineer-in-Charge etc., complete.

Add GST 18%

R UDHAYA KUMAR (BID ID -1373923)