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| 1 | Earthwork excavation for foundation in all soils and sub soils in hard stiff clay, stiff black cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders and to full depth as may be directed,except in hard rock,requiring blasting including shoring and shuttering and bailing out of water wherever necessary,refilling the sides of foundation with excavated earth or sand in layer of not more than 15cm thick.well rammed and consolidated and depositing on bank with initial lead and lift of 10m & initial lift of 2m and depositing the surplusr earth within the compound in places shown by the departmental officers with iniital lead and lifts,clearing and levelling the site etc., complete as per SS20B and as directed by departmental Engineers(TNBP No.17,23,24). |
| 2 | Earthwork excavation for foundation in all soils and sub soils in hard stiff clay, stiff black cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders and to full depth as may be directed,except in hard rock,requiring blasting including shoring and shuttering and bailing out of water wherever necessary,refilling the sides of foundation with excavated earth or sand in layer of not more than 15cm thick.well rammed and consolidated and depositing on bank with initial lead and lift of 10m & initial lift of 2m and depositing the surplusr earth within the compound in places shown by the departmental officers with iniital lead and lifts,clearing and levelling the site etc., complete as per SS20B and as directed by departmental Engineers(TNBP No.17,23,24). For Foundation II depth of 2 - 3 M |
| 3 | Earthwork excavation for foundation in all soils and sub soils in hard rock measured in solidby removing Hard rock by wedging, chiselling and trimming to proper shape whereblasting is prohibitedincluding shoring and shuttering and bailing out of water wherever necessary,refilling the sides of foundation with excavated earth or sand in layer of not more than 15cm thick.well rammed and consolidated and depositing on bank with initial lead and lift of 10m & initial lift of 2m and depositing the surplusr earth within the compound in places shown by the departmental officers with iniital lead and lifts,clearing and levelling the site etc., complete as per SS20B and as directed by departmental Engineers(TNBP No.17,23,24). For Foundation I depth of 2 - 3 M |
| 4 | PlainCement Concrete 1:4:8 mix (One Cement, Four Fine Aggregate and eight Coarse Aggregate) Using 40mm ISS HBG metal for foundation and basement including dewatering if found necessary and laid in layer of not more than 15cm thick and consolidated including all cost conveyance of materials and labour charges etc. complete as per standard specifications and as directed by departmental Engineers(TNBP No.28). |
| 5 | Providing and laying in position Standardised Concrete Mix M-25 Grade in accomadation with IS 456 - 2000 using 20mm and down graded hard broken granite stone jelly for all RCC items. i) Upto 1.5m below GL FOR COLUMNS & BRACES BELOW GL |
| 6 | ii) 0m to 4.50m above GL FOR COLUMNS & BRACES |
| 7 | iii) 4.5m to 7.32m above GL FOR COLUMNS |
| 8 | iv) 7.32m to 10.98m above GL FOR COLUMNS BRACES |
| 9 | v) 10.98m to 14.64m above GL FOR COLUMNS |
| 10 | vi) 14.64m to 18.30m above GL FOR COLUMNS FLOOR BEAMS & SLAB, SIDE WALL, COLUMNS ETC. |
| 11 | vii) 18.30m to 21.96m above GL FOR SIDE WALL, ROOF BEAM & ROOF SLAB. |
| 12 | Supplying and erecting centering for sides and soffits including supports and strutting uptp 3.29m height for plane surfaces in all floors with all cross bracings using mild steel sheets of size 90cmx60cm and 10 gauge stiffened, welded with mild steel angles of size 25mmx25x3mm for boarding laid over silver oak (country wood) joist of size 10cmx6.5cm dia spaced about 90cm centre to centre and supported by casuarina props of 10cm to 13cm dia spaced at 75cm centre tocentre etc.complete complying with standard specification and as directed by the departmental engineers. TNBP No.30(0 to 3.30m) a) For 0.00 to 3.30m (Plane Surface) for Footing Brace |
| 13 | b) Centring Plain surface 3.30m to 4.30m Braces at 3.75m & roof |
| 14 | c) Centring Plain surface 7.30m to 8.30m Braces at 7.40m |
| 15 | d) Centring Plain surface 11.30m to 12.30m Braces at 11.30m |
| 16 | e) Centring Square column 0.00m to 3.30m COLUMNS |
| 17 | f) Centring Square column 3.30m to 4.30m COLUMNS |
| 18 | g) Centring Square column 4.30m to 5.30m COLUMNS |
| 19 | h) Centring Square column 5.30m to 6.30m COLUMNS |
| 20 | i) Centring Square column 6.30m to 7.30m COLUMNS |
| 21 | j) Centring Square column 7.30m to 8.30m COLUMNS |
| 22 | k) Centring Square column 8.30m to 9.30m COLUMNS |
| 23 | l) Centring Square column 9.30m to 10.30m COLUMNS |
| 24 | m) Centring Square column 10.30m to 11.30m COLUMNS |
| 25 | n) Centering curved surface 0.00 m to 3.30m |
| 26 | o) Centering curved surface 3.30 m to 4.30m |
| 27 | Supplying, fabricating and placing in position mild steel or TMT rods for all reinforced cement concrete works as per design given including cost of steel and binding wire with all conveyance and lead charges in all floors etc.complete complyingwith standard specifications and as directed by the deparmental engineers.TNBP No:30 |
| 28 | Applying two coats of Exterior Emulsionpaints approved colour and quality over cement plasterd wall suface and new suraface including cleaning, preparing the surface area and including the cost of all materials, labours charges, curing etc., complete and as directed by officers. |
| 29 | Supply and fixing of enamelled water indicator of approved design and pattern( graduation in metric system) with required all accessories and as directed by officers. |
| 30 | Providing and fixing the Cut stone (Rough dressed) set in cm 1:3 of size 0.45 x 0.45 x 0.15m at site including the cost of all materials, labours charges, curing etc., complete and as directred byofficers. |
| 31 | Refiiling the foundation with excavted soil (other than sand) in layers of not more than 15cm thick, watering, well ramming, consolidation, complying with standard specification and as directed by Officers. |
| 32 | Providing and laying of M25 RCC inside ladder manufacturing, Fabrication,Supply and Delivery of ladder 6m height Folding type for operating inside the pumproom including the cost of all materials, labouretc. complete.and as directed by Officers. |
| 33 | Providing and fixing in position of Precast RCC (1:1.5:3) Spiral Staircase of approved design for one metre height by using 20mm HBG stone including the cost of all materials, centering, shuttering, strutting, reinforcement, placing of concrete, finishing, curing and fixing in position on the roof slab etc., and as directed byOfficers. |
| 34 | Providing and fixing in position of Stainless steelHand Rails of approved design for one metre height by using 20mm HBG stone including the cost of all materials, centering, shuttering, strutting, reinforcement, placing of concrete, finishing, curing and fixing in position on the roof slab etc., and as directed byOfficers. |
| 35 | Supply, Delivery and fixing CI manhole frame with cover of following size including cost of all materials, fixing of MS clamps , Bolt nutsetc complete and as Directed byOfficers. |
| 36 | Providing Pipe connection work for SR Rate including supply & laying of pipes,specials, etc ., complete and as Directed by Officers. Supply and Delivery of Sluice valves |
| 37 | a) 150mm Sluice valve |
| 38 | b)200mm Sluice valve |
