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| 1 | Drilling of borewell anywhere in Tamilnadu including transportation from one place to another place within Tamilnadu in alluvial soil or sedimentary strata of clay and sand or sand, stone, shale, pebbles, boulders etc., by first taking a pilot bore of 140 mm/150mm dia and then enlarging to required dia by direct or reverse rotatry mud and circulation method using Contractor’s rig, fuel, labour, drilling, betonite mud and water required for drilling at the site shown by the TWAD Officers including construction of mud pit (only Calyx drills are to be used). |
| 2 | Supply and delivery of 150mm blue plain PVC casing pipe (165mm dia OD -CS) as per standard specification(Cost including Excise duty |
| 3 | Labour charges for inserting PVC casing with or without slots into drilled holeincluding welding the joints etc complete and supplying and packing the annular spaces with pebbles of size and quality as approved by departmental officers for 150mm dia casing and stacking for premeasurement etc. |
| 4 | Charges for developing the borewell with air compressor of 600 cfm capacity (Minimum 8 hours)including transportation and fuel charges for compressor as directed by the departmental officers and conducting yield test by \"V\" notch method etc complete |
| 5 | Drilling of 150 mm bore well in Hard rock formation using rig including transportation and fuel charges of Rig to site and all labour charges etc complete |
| 6 | Earthworkexcavationin all classes of Soils such as Hard Stiff Clay, Stiff Black Cotton, Hard red Earth, Shales, murram, ordinary earth, earth mix with 50% fair sized boulders etc., with initial lead and lifts including laying, Spreading, leveling, sectioning breaking clods etc., in all incidental charges etc., complete as per standard specification. |
| 7 | Cement Concrete of mix 1 : 4 : 8 (One Cement four sandEight aggregates) using 40mm gauge hard broken including cost conveyance of all materials to site including formwork and centering labour charges, transporting and placing in position including shoring, strutting, forming protective bunds, cofferdams bailing out of water labour for mixing compacting, finishing and curing, working at depths, tools and plants and incidental charges such as sheeting, shoring and bracing and their subsequent removal etc., complete as per standard specification. |
| 8 | Brickworkincementmortor1 : 5(One Cement and five Sand)usingbest quality of countrybricksof size 83/4x41/4x21/4 includingall costof materialsand Labour Charges including Curing charges etc., Complete as per standard specification. |
| 9 | Reinforced Cement Concrete 1:1½:3 Mix (One Part of cement, one and half Part of M- Sand and three Part ofaggregate)using 20mm size ISS HBG metal machine crushed from approved quarry including cost and conveyance of all materials to site, loading and unloading charges and labour charges for mixing, laying and curing but excluding cost of reinforcement etc.Complete with std.Specifications. TNDSS NO: 30 V, VI (S3), VII-3. |
| 10 | Supplying and fabrication of steel and placing in position of TMT steel rods for RCC works as per design given including cost of steel and GI binding wire in all floors etc., complete complying with standard specification in TNDSS NO:97 V,VI (S6) VII (S6), VII-3. |
| 11 | Centering for soffits of RCC slabs of plane surface like lintels, beams ,etc.,including strutting 3m high using mild steel sheets of size 90cm X60cm X and B.G 10 stiffened with M.S angles of size 25mm X 25mm X 3mm laid over silver Oak (C.W) joists of size 10cm X 6.5cm (spaced at about 90cm c/c )and supported dy casurina props of 10cm to 13cm dia (spaced of 75cm C/C) complying with standard specification and directed - 10 m 2 (P & D)Data 38 |
| 12 | PlasteringinC.M. 1 : 5to12 mmthickincludingallcostandconveyanceofallmaterials tositeincludingcostofcementwhichwillbepurcharedlocallybythecontractor and conveyanceofthesametotheactualworksiteandcostformworkincludingwatering curingandallleadsofgoodpotablewaterandallother. |
| 13 | Dadooing walls with ceramic tiles of sizes 300mm X 450mm X 8mm size of approved make and quality and colour Set in cement mortar 1:2 (One part of Cement and two part of Plastering Sand (P- Sand)) over 10 mm base layer plastering and pointing with white cement neatly as directed. |
| 14 | Supply and delivery of 1000 litres capacity HDPE tank of ISI mark including transportation charges to site and all labour charges etc complete(Asper TWAD Board Rate-2024-2025) |
| 15 | Supply and delivery of following materials as per ISI specification including cost and conveyance to site and all labour charges etc complete |
| 16 | 1.5H.P submersible motor 15 lpmX 60m head Single Phase (IS 8034.(Asper TWAD Board Rate-2024-2025) |
| 17 | Panel board for 1.5HP submersible motor) |
| 18 | 2.5 sq.mm PVC insulted copper flat cable(IS-690/1990) |
| 19 | MS Bore clamp set using MS flat 10 x 3 mm for 5\" bore pipe |
| 20 | M.s Bore cover |
| 21 | 32 mm UPVC Pipe |
| 22 | Nylon Rope |
| 23 | Errection for labours charges up to5 HP submersible motor and pump set etc., completed |
| 24 | Supply and delivery of MS Kiosk of size 0.75m x 0.45m x 0.75m made up of MS angle of size 50mm x 50mmx 4mm alround covered with 16 gauge MS sheet and kiosk door made up of MS plates of size 25 mm x 3 mm including cutting, welding, grinding, locking arrangements and labour charges etc., |
| 25 | Supply and run of 2x1.5 sqmm (22/0.3) PVC insulated SC unsheathed Cu. Conductor of 1100V grade on 7/20 GI bearer wire for service connection mains.(PWD standard data No.SD. 64). |
| 26 | Supply and run of 2x1.5 sqmm (22/0.3) PVC insulated SC unsheathed Cu.Conductor of 1100V grade in 25mm dia GI pipe (Class ‘B’) suitably bent at bothends with necessary angle iron upright and end supports for mains(PWD standard data No.SD. 69). |
| 27 | 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 x300mmx19mm with supporting TWreepers of1\" thick and either side with painting with suitable bolt and nuts or fixing the TW plank on wall with earth connection and interconnection with 7/20PVCinsulated copper wire from EB meter to fuse unit with 1No 40 Amp 30MADouble Pole RCD / RCCB (Higher End) with suitable necessary connection SD 125 |
