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| 1 | Earth work excavationand depositing on bank with an initial lead of 10m and initial lift of 2mfor foundation including shoring, strutting wherever necessary including hand bailing out water and all other incidental charges. etc. complete as directed by TWAD Board Officers as detailed below |
| 2 | Hard stiff clay,stiff black cotton soil, hard red earth, shales, murams, gravel, stoney earth, and earth mixed with 50% fair size boulders and hard gravelly soil -SS20B |
| 3 | First depth of 2 m |
| 4 | Soft disentegrated rock, soft laterited rock or kankar soft rock not requiring blasting. |
| 5 | First depth of 2 m |
| 6 | Medium rock and dense medium rock not requiring blasting. |
| 7 | First depth of 2 m |
| 8 | Second depth of 1 m |
| 9 | Hard rock requiring blasting |
| 10 | Second depth of 1 m |
| 11 | Plain cement concrete with P.C.C 1:4:8 (one cement, four sand and eigth course aggregate) using 40 mm H.B.G stone for levelling course including cost of mixing cement, placing, ramming and curingetc., complete as directed by the TWAD Board Officers. |
| 12 | R.C.C1:1.5:3 (one cement, one and half sandand three course aggregate) using20 mm size H.B.G stone (machine crushed) including mixing concrete using machanical mixer machine, and vibrating with machanical vibrator, but excluding cost of steel reinforcement, fabrication and placing the grills in postion and the cost of centering and strutting but including curing, finishing etc., complete as directed by the TWAD Board Officers. |
| 13 | Above G.L |
| 14 | Below GL & upto 1.5 m |
| 15 | Beyond 1.5 m level |
| 16 | Supplying, fabricatingand placing in position of RTS rods at all heights forreinforcement including the cost of steel and binding wire, labour charges etc., complete for all RCC works and as directed by TWAD Board Officers. |
| 17 | Centering for sides and soffits of R.C.C slab for plane surface / curved surface including strutting upto required height using MS sheets of size 90cmx60cm and BG 10 gauge, stiffend with welded MS angle of size 25mmx25mmx3mm laid over silver oak (country wood) joists of size 10cmx6.5cm (space at about 90cm c/c) and supported by casurina props of 10cm to 13cm dia spaced at 75cm c/c complying with standard specification etc., complete as directed by the TWAD Board Officers for the following items |
| 18 | Plain surface |
| 19 | Curved surface |
| 20 | Circular surface |
| 21 | Supply and fixing of CI manhole power with frame of size 0.75m x 0.75m with locking arrangements as directed by TWAD Board Officers.The manhole cover frame and cover should be light weight conforming to IS 1726 / 1974 |
| 22 | Supply and fixing of A.C ventilators with wire mesh. |
| 23 | Supplying and fixingC. I steps inside the sump. |
| 24 | Providing cut stone set in C.M 1:3 for inlet pipe. |
| 25 | Supply and delivery of Followings |
| 26 | 15H.P.Submersible Motor600lpm x 75mSupply and delivery of Open well Submersible pump set conforming to IS 14220 /2002 and as amended thereafter and BEE 3 Star Rated capable of discharging the following duties due to all causes. The pump shall be with stainless steel shaft and dynamically balanced bronze mixed type impeller, CI FG 200 grade casing and brass screws and rotor shall be of copper rod as per IS 613/1984 with ISI mark. The pump suitable for installation in sump with 1.1KV grade 3 core suitable copper flat submersible cable to a length of 15m with necessary cable joints. The non-return valve located at the top of the pump in the discharge outlet connection is to be designed with minimum friction.The pump should be directly coupled to 2880 RPM, three phase, 50 Hz (±5), 415V+6% & 415V-15% squirrel cage induction motor suitable forDOL upto 5 HP , Fully AutomaticAir break Star Delta up to 20 HP and Auto Transformer starter for above 20 HPstarting and for continuous operation. |
| 27 | 3 PHASE PANEL BOARD - STAR DELTA WITH TWO LEVEL GUARD AND AUTO START 15 H.PSupply and delivery of Star-Deltastarter confirming to IS 13947 and IEC60947-1 suitable KW rating for operation in AC/ Three Phase/50HZ (+/- 5%) and 415V (+/- 10%) including 3 pole magnetic contactor with under voltage release - 3 nos., CT operated Ammeter (65 mm dia) with suppressed scale, Voltmeter (65mm dia), Voltmeter selector switch, Miniature circuit breaker, Thermal Overload relay,Air Break contactors suitable for next Standard higher KW rating, Single phasing preventor, dry running preventor and On/Off Push button switches, wiring with 1 sq.mm/4 sq. mmcopper pvc insulated cable, powder coated vermin proof box, including the capacitor (the cost of capacitor is to be taken separately). |
| 28 | Supply and delivery of 4.00sqmm flat type PVC insulated 3core copper cable confirming to IS694/1990 with ISI Marking suitable for submersible pump set etc complete |
| 29 | For Pipe Line |
| 30 | Earthwork excavation in all soils and sub soils except hard rock not requiring blasting with initial lead and lift including re-filling the sides of foundation in layer of 15 cm thick watering , ramming ,depositing the surplus earth in the premises as directed by departmental officers etc., complete as per standard specification. as per SS 20 B TNDSS NO: 23&24VI (S2), VII 9,10 |
| 31 | 90mm PVC Pipe Line |
| 32 | Supplying and fixing offollowing GI & PVC.Pipe including cost and conveyance of are materials to site and all other charge etc., Complete |
| 33 | 90mm PVC Pipe Line |
| 34 | 50mm GI Pipe Line |
| 35 | 100mmGM Gate Vave |
| 36 | 50mmGM Gate Vave |
| 37 | Lowering PVC rigid/ HDPE pipes and specials to trench and laying to proper grade and alignment jointing with PVC couplers with cement paste and testing to the required pressure including conveyance of water for filling during testing etc.,Complete Supplying and fixing offollowing GI & PVC.Pipe including cost and conveyance of are materials to site and all other charge etc., Complete |
| 38 | 90mm PVC Pipe Line |
| 39 | 50mm GI Pipe Line |
| 40 | Refilling with excavated earth after laying the pipes into the trencheswell rammed and compactedthe surplus earth over the pipeline trench including leveling the site complete complying with standard specifications includingall labour charges etc., Complete as per Standard Specifications. |
| 41 | 90mm PVC Pipe Line |
| 42 | Construction Pump Room |
| 43 | Earth work excavation and deposting on bank with initial lead of to meters and initial lift of 2 meters hard stiff block cotton hard red earth shale’s muram etc complete |
| 44 | Plain Cement Concrete 1:4:8 Mix (one part cement, four part sand and Eight part of aggrigate) using 40 mm size ISS HBG metal from approved quarry including cost and conveyance of all materials to site. Loading and unloading charges and labour charges for mixing. Laying and curing etc. complete. Complying with std. specifications. |
| 45 | Random Rubble Masonry in Cement Mortor 1:5 Mix (one cement, five sand)usingnewbest rough and bond stones from approved quarry including cost and conveyance of all materials to site. Loading and unloading charges and labour charges for mixing. laying and curing etc. complete. complying with std.specifications. |
| 46 | Brick Work in Cement Mortor 1:5 Mix (one cement, five sand) using new best II Class Bricks of size 9\"x 4 3/8 “x 2¾ ”from approved quarry including cost and conveyance of all materials to site. Loading and unloading charges and labour charges for mixing, laying and curing etc. complete. Complying with std. specifications. |
| 47 | Centering for sides and soffits of R.C.C. slab surfaces such as beams, lintels roof slabs andsunshades including cost and conveyance of all materials to site and labour charges forcentering and structing upto 3.00 m height etc.complete. Co |
| 48 | Supplying fabricating and placing in position of steel rods using M.S. or Ribbed Tor Steel including cost of binding wire, cost of labour charges for fabrication and placing in positionetc. Complete. Complying with std. specifications. |
| 49 | Reinforced Cement Concrete 1:1½:3 Mix (One part cement, one and half part sand and three part of aggregate)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.(Using Vibrator) |
| 50 | Plasting in CM 1 : 3 mix, 12 mm thick including cost and conveyance of all materials to site, loading and un loadingcharges and labour charges for mixing laying, curing etc., complete |
| 51 | Plasting in CM 1 : 5 mix, 12 mm thick including cost and conveyance of all materials to site, loading and un loadingcharges and labour charges for mixing laying, curing etc., complete |
| 52 | Ellis Pattern flooring with 20mm thick in Cement Concrete 1:2:4 Mix using 3 to 10 mm Stone JellyChips and top surfaces rended smooth in Cement – 10m2( no sand to be used ) |
| 53 | Supply and fixing in position of G.I Sheet door using 20mm swg. G.I Plain sheet main frame with 40mm x40mm x 6mm M.S. Angle door frame 25mmx25mmx5mm M.S. Angle and using 25mmx5mm M.S. plate diagonal with necessary cutting bending drilling holes welding and one coat of primary etc., complete. |
| 54 | Exterior Emulsion paint Two coats with good quality of approved Emulsion paint including cost of all materials to site and all labour charges for mixing applying and proper curring etc., Co |
| 55 | Painting Two Coats on new Iron works with best synthetic enamel paint of approved colour and quality |
