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| 1 | Construction ofNew 30000 lit OHT in ArumbalurPanchayat in ChetpetBlock in Tiruvannamalai District under 14th FC SFund 2023-2024 |
| 2 | ESTIMATE FOR 30,000 LITRES CAPACITY SERVICE RESERVOIR - 12m STAGING HEIGHT (RAFT Footing) |
| 3 | Earth work excavation & depositing on bankwith an initial lead of 10 metre & initial lift of 2 metre in Hard shift clay, stiff block cotton, hard red earth shales, murrum, gravel, stoney earth, and earth mixed with small size boulders and hard gravelly soil (SS 20B) for foundation including shoring, strutting, baling out water providing danger light wherever necessarydepositing thesurplus earth on bank and otherincedential charges etc., complete and as directed by TWAD board Officers |
| 4 | First depth of 0 to 2 m |
| 5 | Seconddepth of2 m to 4 m Below |
| 6 | Sand Filling for foundation with clear river sand including cost of sand,watering,ramming and consolidation etc complet as directed by TWAD Board officrs |
| 7 | Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) forfoundation and footing including mixing, placing, ramming ,finishing curing etc. complete in accordance with standard specification and as directed by the TWAD Board Officers. For footing |
| 8 | Reinforced Cement Concrete Mix M30 grade using 10mm & 20mm Hard blue granite Broken stone (machine crushed)excluding the cost of RTS rods for reinforcement and centering, strutting, shutteringbut including cost of all materialsmixing, laying, Vibrating the concrete with mechanical vibrators, ramming, consolidating, finishing and curing etc., Complete and as directed by the TWAD Board Officers. |
| 9 | Below 1.5m from GL |
| 10 | 0m to 1.50m below GL |
| 11 | 0m to 4.50m above GL |
| 12 | 4.50 m to 7.32 m above GL |
| 13 | 7.32 m to 10.98 m above GL |
| 14 | 10.98 m to 14.64 m above GL |
| 15 | 14.64 m to 18.30 m above GL |
| 16 | Supply and erection of steel centering, shuttering for soffits and sides including necessary supports and strutting for all RCC works using MS sheets of suitable size of BG10 stiffened with MS angle of size 25 X 25 X 3 mm for boarding laid over I type MS Truss of size 25 X 25 X 3mm about 90cm c/c and supported by 40mm GI pipes (Medium) spaced at 75cm c/c etc complete and as directed by the TWAD Board Officers. |
| 17 | Plane Surface Below GL |
| 18 | From GL to 3.30m |
| 19 | From 5.30m to 6.30m |
| 20 | From 8.30m to9.30m |
| 21 | From 11.30m to12.30m |
| 22 | Square Column: Square Column Below GL and upto 3.30m above GL |
| 23 | 3.31m to 4.30m ht |
| 24 | 4.31m to 5.30m ht |
| 25 | 5.31m to 6.30m ht |
| 26 | 6.31m to 7.30m ht |
| 27 | 7.31m to8.30m ht |
| 28 | 8.31m to 9.30m ht |
| 29 | 9.31m to 10.30m ht |
| 30 | 10.31m to 11.30m ht |
| 31 | 11.31m to 12.30m ht |
| 32 | Curved Surface - upto 3.30m ht. 11.30 to 12.30 |
| 33 | 12.30 to 13.30 ht |
| 34 | 13.30 to 14.30 ht |
| 35 | 14.30 to 15.30 ht |
| 36 | Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.( The steel should conform to the relevant ISspecificationand supplied with test certificateFe. 415 grade as per IS specification No.1786/1985 and as amended from time to time)delivery at site of work including loading, freight, unloading,stacking,transit insurance charges, taxes etc. complete.and as directed by the TWAD Board officers. |
| 37 | Painting two coats with approved cement paint over one priming coat of white cementover cement plastered wall surface and ceiling including cleaning preparing the surface and curing etc., complete (using cement paint of colour as approved by the Departmental officer) and as directed by the TWAD Board officers. |
| 38 | Supply and Delivery and fixing of outside MS Ladder of 45cmclear wide made out of 50 mm x 50mm x 6mm MS angle for sides and steps in 16 mm MS plain rods fixed at 30cm C/C welded jointed etc ., providing with suitable side supports, clamps and locking arrangements provided with two coats of approved enamel paint over one coat of redoxide paint , for providing access to roof top of 20000 litres OHT of suitable inclined length , including bottom anchorage and transportation and as directed by TWAD Board officers. The rate includes concrete bed block in CC 1:2:4 using 20mm HBGS at top and bottom of suitable size with necessry anchor bolts. |
| 39 | Providing and fixing of RCC inner access ladder in RCC 1:11/2 :3 (one cement,one and half sand and three aggregate) using 20mm HBG stone for OHT including cost of reinforcement, placing grill in position, centring,shuttering charges, mixing concrete,curing etc. to required height and clear width of 45 cm consisting of 2 nos. of vertical post of 10 cm x 15 cm and step slab of 25mm x 25mm etc.complete and as directed by TWAD Board Officers. |
| 40 | Providing 110mm PVC vent cowlarrangements mosquito proof nylon net and as directed by TWAD Board officers |
| 41 | Supply and fixing of cut stone of size 0.30m x 0.30m x 0.15m in CM 1;3(one cement and three sand) below inlet pipe for Service Reservoir as directed by TWAD Board Officers. |
| 42 | Supplying and fixing ofwater tight Manhole frame and cover ofMedium type) of size 0.60 x 0.60m in RCC 1 : 11/2:3 with suitable reinforcement and 50 x 50 x 6mm MS angle fixed along edges and as directed by the TWAD Board Officers. |
| 43 | Pipe Connection Arrangements |
| 44 | 65mm GI pipes for inlet connection |
| 45 | 65mm GI pipes for over flow & rain water harvesting pipe |
| 46 | 50mm GI pipes for scour pipe |
| 47 | 65mm GI pipe for delivery pipe |
| 48 | 90mm PVC Threaded coupler |
| 49 | 63mm PVC Threaded coupler |
| 50 | 65mm dia GI Tee |
| 51 | 65mm dia GI bend 90 |
| 52 | 65mm GI coupler |
| 53 | 65mm GI union |
| 54 | 65mm GI Elbow |
| 55 | 50mm GI union |
| 56 | 50mm GI Elbow |
| 57 | 65mm GI Tee |
| 58 | 65x50mm GI reducer |
| 59 | 75mmx63mm PVC reducer |
| 60 | 65mm GM gate valve |
| 61 | 50mm GM gate valve |
| 62 | 63 mm PVC 4Ksc Pipe |
| 63 | Refilling the foundation with excavated earth including consolidation as directed by the TWAD Board officers |
| 64 | Labour charges for GI pipe connection to the OHT, for inlet, outlet, overflowand scour arrangements including cutting and threading, earth work excavation & refilling. |
| 65 | Providing Hand rails over the Roof slab by using 32 mm GI Pipe with 40mm x 6mm MS Flat and fixied with 12mm dia Fastner Bolt 75mm long and as directed by TWAD Bd officers |
| 66 | Provision forName Board |
| 67 | GST Amount for providing Service to Government Contract Works for the above Construction Works. { GST Amount is the Total GST Amount for total overall quoted amount above this row in column \"BB\" for all works in this package} |
