Deepening of Existing drinking water open well at Anaikarai Nambiyar river and Providing Pumpset and Pumping main for Kasthurirengapuram Panchayath in Kasthurirengapuram Village Panchayat at Radhapuram Panchayat Union

Amount

Laying and Jointing PVC Pipe. Heading

Earth work open well excavation complying with relevant clauses of T.N.D.S.S Well sinking and with lead upto 10 metre in medium rock and dense medium rock not requiring blasting etc,.. Complete

Second depth 3.6 to 4.0m

Earth work open well excavation complying with relevant clauses of T.N.D.S.S Well sinking and with lead upto 10 metre in medium rock and dense medium rock requiring blasting etc,.. Complete

Third depth 4.00 to 6.0 m

Fourth depth 6.00 to 8.00 m

Special ceiling plastering and finishing the exposed surface of all RCC items of work such as slabs, beams, sunshades, facia, canopy slab, staircase waist slab, landing slab etc., with Cement Mortar 1:3 (One Cement and Three M.Sand) 10mm thick including hacking the surfaces, providing cement mortar nosing, beading for sunshades, staircases, steps, landing slabs and curing, etc., in all floors complying with standard specification and as directed by the departmental officers

Supplying and erecting centering for sides and soffits including necessary supports and strutting upto 3.29 M height for plane surfaces as detailed below in all floors with all cross bracings using Mild Steel sheets of size 90 x 60 cm and 10 BG stiffened with welded Mild Steel angle of size 25mm x 25mm x 3 mm for boarding laid over silver oak joists of size 10cm x 6.50 cm spaced at abote 90 cm centre to centre and supported by casurina props of 10cm to 13 cm dia spaced at not more than 75 cm centre to centre etc. complete complying with the standard specificaiton. (Payment for centering shall be given after the concrete is laid

Supplying, fabricating and placing in position Mild Steel / Ribbed Tor Steel grills for all RCC works as per design given including cost of steel and G.I. binding wire in all floors etc. complete complying with standard specification. (Contractor has to make his own arrangements for the supply of steel and binding wire)

Cement Concrete 1:1-1/2:3 (One Cement, One and a half crushed stone M.Sand and Three hard broken stone jelly) using 20 mm gauge hard broken granite stone jelly for all RCC items of works excluding cost of reinforcement grill and fabricating charges centering and shuttering but including laying, vibrating with mechanical vibrators, finishing, curing, etc. and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary and bearing surfaces of walls, beams etc. shall be finished smooth with Cement Mortar 1:3 (One Cement and Three M.Sand) and kraft paper laid over it without claiming extra, etc., complete complying with standard specification and as directed by the departmental officers

Supplying and fixing G.I 'L' angle of size 100x100x6mm including cutting the angle to the required length drilling holes wherever necessary for fixing the pipe purlins, rafters and fixing the post etc., complete.For Well cover

Supplying and fixing colour galvalume sheet roof of 0.47mm thickand steel tubular box section of 100x50x3mm of 1meter interval including priming coat fixing in position with all necessary accessories complete complying with standard specification and as directed by the departmental officers.

Supply and delivery of openwell submerisible pumpset conformingto IS 14220/2002 and as amended thereater and BEE 3 star rated capable of disharging the flow duties due to all causs.The pump shall be with stainless steel ahaft and dynamically balanced bronze mixed type impeller,CI FG 200 grade casing and brass screws and rotor shall be of copper road a per IS 613/1984 with ISI mark.The pump suitable for installion in sump with 1.1KV grade 3 core suitable copper flat submersibe cable to the length of 15m with necessary cable point .the 415v automatic air break delta upto 20 HP and auto transformer starter for 5% squirrel cage induction motor suitable for DOL upto 5HP fully pumps should be directly coupled 2880 RPM three phas 50 HZ 415+6% & above 20 Hp starting and for continous operation

in well 400 LPM x 60m head

For pump set 10.0HP

Supply and delivery of heavy duty 3 core 6sqmm PVC insulated and sheathed flat type copper cable as per IS 694/1990 to laid between Starter and motor

Laying the above cable as per IE rules between the supply point & LT panel board below GL including Earthwork

Labour charges for erection of submerisible pumpset in the sump including fixing of delivery pipes to the required length with valves,pressure gauges upto the extension wall of the pump room and extension of panel board consisting of switches,starter,voltmeter,ammmeter,capacitor,single phasing preventor etc.,and laying and jointing the PVC copper wires twin anything asper IE rules including cost of civil works,such as construction of earth pit earth electrodes,GI wire complete testing the pumpset including providing bed blocks for the pumpset.For 10.0 HP sub pumpset

Supply and delivery of pipes and specials for pumpset errection vide sub estimate

Supply and delivery of GI medium class pipes and specials as per revelent IS as listed blow and as per drawing enclosed

50mm GM gate valve

50mm 1.6 PN reflux valve

50mm GI bend

50mm GI flange set

50mm GI union

50mm heavy hex nibble

50mm clamo set

50mm GI pipe

50mm x 100mm GI enlarger to connect to the pumping main

Supply and delivery of 32mm PVC pipe for cable laying

Plastic nylon rope

110mm PVC MTA

Supply and rum of 4 of 4 sq.mm (56/0.3) PVC insulated single core unsheathed copper conductor of 1100v grade on 7/20 GI bearer wire for service connection mains SD67

Supply and run of 4 of 4 sq.mm (56/0.3) PVC insulated single core unsheathed copper conductor of 1100v grade in 25mm dia GI pipe(class B) bent both ends with necessary angle iron up right and end supports for mains SD72

Supply and fixing of TNEB meter board suitable for 32A three phase service connection with 3 Nos 32A fuse unit(500V) 32A neutral link and earth link(1" x 1/8" copper flat) on TW plank of size 600mm x 450mm x19mm with supporting TW reepers of 1" thick an either side with painting with suitable bolt and nuts for fixing the TW plankon wall with earth connection with 7/20 PVC insulated copper wire from EB meter to fuse unit SD 127

Supply and fixing of 4 way single phase DB of 16A/way with 16A DP switch with metal clad of 500v (side handle) with fuse and neutral on suitable TW board with earth connection only SD 148

Provision for Pumping Main

Supply and delivery of unplasticied PVC rigid pipe for potable water as per 4985/1988 and as amended from time to time with ISI marking with necessary couplers (or)bell ended pipes as specified in ISI,the required quantity of solvent cement and having the following working pressure.The cost of pipes should including loading,freight,insuirance,incidental charges packing taxes and unloading,stacking at site in good condition etc.complete as directed by the TWAD Board officer 10mm dia 6 KSC PVC pipe

Earth work excavation in all types of strata for laying pipeline in respect of following size of pipe with std.trench width and requireddepth including shorting,strutting,baling out water whereever necessary and all other incidental works such as barricading,providing danger lights,labour for watch and ward,as directed by TWAD Board officers

Refilling with excavated soil(other than sand) in respect of following sizes of pipes in layer of 15cm thick well rammed,watering,consolidated and complying with std.specificetion for filling the trenches after the pipes and specials are laid,jointed and tested,removing and spreading the surplus earth at the earth at the places shown by the TWAD Board officers

Lowering PVC rigid 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

Supply and delivery of 100mm GI pipe and as amended from time to time with ISI marking with necessary couplers (or) bell ended pipes as specified in ISI,the required quantity of solvent cement and having the following work pressures.The cost of pipes should include loading,freigth,insuirance,incidental charges packing taxes and uloading,stacking at site in good condition etc.complete as directied by the TWAD Board officers 10mm GI pipe

Earthwork excavation in all types of strata for laying pipeline in respect of following sizes of pipe with standard trenches width and required depth including shoring,strutting.baling out water whereever necessary and all other incidental works such as barricading providing danger lights,labour for watch and ward as directed by the TWAD Board officers

Refilling excavated soil(other than sand) in respect of following sizes of pipes in layers of 15cm thick well rammed watering consolidated and complying with std specification for filling the trenches after the pipe and specials are laid,jointed and tested,removing and spreading the surplus earth at the places shown by TWAD Board officers

Lowering PVC rigid 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

Supply and delivery of cast iron fouble air valves of following sizes-Flanged type with screw down valvs combined as per G & K catlouge Fig.no H40 tested to a minimum test pressure of 120m of head of water including loading,freight,unloading,insurance all takes andduties stacking at site etc.complete and as directed by Twad Board officers

Supply and delivery of GM valves of following sizes complete and as directed by TWAD Board Officers

65mm GM valve

100mm GM valve

supply and delivery of the following size of OHT flow control valve with female treaded endswith stainless steel body

B Sekar