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Tender For installation of various instruments at lakhanka and hamirpara irrigation scheme - providing, supplying, installing, testing, and commissioning of a v-notch weir (mechanical flow measuring device) for measuring low flow seepage in dams. the device shall have a notch angle of 22.5°, 45°, 60°, or 90° depending on discharge range, a stainless steel ss-304 / ss-316 plate with thickness of 3–5 mm, and be suitable for measurement ranges of approximately 0–50 l/s depending on notch angle. the weir shall have ±1% full-scale reading accuracy, operate under 5–100% humidity, temperature −20°c to +60°c, and provide corrosion protection through anticorrosion finish. complete in all respects as directed by the engineer-in-charge. (1) 90° v-notch-20 x 40 secticin 15 lit/sec , providing, installing and commissioning permanent ground control point (gcp) settlemnt marker comprising ms base plate (250×250×5 mm conforming to is 2062), gi riser pipe 25 mm dia (medium class as per is 1239), sand filling (clean river sand, loose), optional pvc/gi outer casing (min 100 mm dia), precast concrete cover (m20, 500×500×50 mm with central hole), ms/gi reference cap, and painting in black & white checkerboard pattern using weather-resistant enamel paint, complete with excavation, installation, alignment, and all materials, labour, tools, and accessories, suitable for survey works using total station / drone survey, complete as per specifications and direction of engineer-in- charge. , providing & laying in position 'nominal mix' cement concrete using cement sand and crushed aggregate by machine mix incl. necessary formworks ,centering ,scaffolding compaction by mechanical vibrator curing as directed with all lead & lift etc. c) concrete grade 1:2:4 and msa-40mm(graded)
Tender For providing, installation, testing and commissioning of electro-mechanical equipments at newly drilled t/well peerkho. - providing of 3 nos. submersible pump sets :- the job involves providing of 3 nos. submersible pump sets of specification 15000 gph x 80 m head of reputed make (one no. operational and two nos. standby) along with allied accessories to be installed in 10/12 inch dia. deep drilled new tube well peer kho. the job includes fabrication, providing and fitting of 2 no. clamps of span as per the required length to be fabricated and fitted with submersible pump sets with the help of heavy duty bolts and nuts (01 no. clamp to each pump set). the job also includes fabrication of 2 no. graded expander/ reducer for nrv of required size to be fabricated out of suitable thickness ms pipe threaded at one end and flanged at the other end. fitting of reducers/ expanders with 125 mm dia. column pipes at one end with flanged joint and with the discharge outlet of the submersible pumps at the other end.column pipes :- fabrication and providing of 125 mm dia. b class ms 20 nos. column pipes flanged on both ends. the length of each pipe shall be 3 mtrs. and shall be completely leak proof. the ms pipe shall be confirming to relevant isi specifications. the heavy duty flanges shall be furnished properly. one end of the flange shall be faced in such a way that a leak proof joint is made by providing and fitting a rubber sheet in between the two flanges and tightening it with nuts and bolts. each flange shall be provided with 6 no. equidistant holes of required dia. the job also includes welding of flat iron strips at each end for giving extra strength to the flanged joint and providing of 2 no. grooves on each flange on opposite sides for submersible cable to be accommodated though it. the welding of heavy duty flanges with the pipe should be carried out with superior quality pipe welding electrodes. then painting all the pipes with a coat of anti corrosive paint and two coats of super enamel paint. ms well cap, washout and riser pipe :- fabrication and fitting of ms well cap as per casing dia. of 8 mm thickness with one hole of approx 125 mm dia. in the centre and with holes/ cuts at an appropriate distance for passing submersible cable. providing and fitting of an arrangement for gi fitting near the discharge head outlet to provide water feeding to the gravel around the tube well casing. laying of delivery line for making of inter connections of top column pipe of new tube well by way of fabricating 900 ms bend out of 125 mm dia. ms pipe, welding of 2 no flanges one at each end. fabrication and fitting of 125 mm dia. ms pipe connection piece long as per site requirement with 90 degree bend with the help of nuts, bolts, washers, rubber sheet in between for leak proof joint. fitting of 1 no. 125 mm dia. heavy duty c.s. sluice valve through a connection piece as per site condition. fabrication, providing and fitting of 1 mm dia. heavy duty cast steel reflux valve. the sluice and reflux valve shall be confirming the isi standards and shall be of reputed make. fabrication and fitting of another 125 mm dia. connection piece flanged at both ends for working of washout by way of interconnecting delivery pipe through tee joint with the washout pipe.. fabrication and fitting of 1 no. blind flange at the end of washout. painting of exposed parts of the delivery line with two coats of anti rust primer and one coat of super enamel paint. the job also involves fabrication and fitting of one set of u-shaped clamps (for holding 125 mm dia. pipe) on the top column pipe for holding of column assembly on the casing and fabrication of 1 set of u- clamps to be used for extraction/ lowering of pump set along with column assembly. complete job includes cost of material, labour charges and carriage etc. and also making provision for wash out by providing and fitting of sluice valve of c.s of required capacity as per site conditions.lowering of submersible p
Tender For installation of various instruments and monitoring system at vadi irrigation scheme - supplying, installing, testing, and commissioning of a v-notch weir mechanical flow measuring device) for measuring low flow seepage in dams. the device shall have a notch angle of 22.5°, 45°, 60°, or 90° depending on discharge range, a stainless steel ss-304 / ss-316 plate with thickness of 3–5 mm, and be suitable for measurement ranges of approximately 0–50 l/s depending on notch angle. the weir shall have ±1% full-scale reading accuracy, operate under 5–100% humidity, temperature −20°c to +60°c, and provide corrosion protection through anti-corrosion finish. complete in all respects as directed by the engineer-in-charge.with different sizes mentioned below: (1) 90° vnotch- 20 x 40 secticin 15 lit/sec, providing, installing and commissioning permanent ground control point (gcp) settlemnt marker comprising ms base plate (250×250×5 mm conforming to is 2062), gi riser pipe 25 mm dia (medium class as per is 1239), sand filling (clean river sand, loose), optional pvc/gi outer casing (min 100 mm dia), precast concrete cover (m20, 500×500×50 mm with central hole), ms/gi reference cap, and painting in black & white checkerboard pattern using weather-resistant enamel paint, complete with excavation, installation, alignment, and all materials, labour, tools, and accessories, suitable for survey works using total station / drone survey, complete as per specifications and direction of engineer-in-charge., providing & laying in position 'nominal mix' cement concrete using cement sand and crushed aggregate by machine mix incl. necessary formworks ,centering ,scaffolding compaction by mechanical vibrator curing as directed with all lead & lift etc (c) concrete grade 1:2:4 and msa-40mm(graded))
Tender For installation of various instruments and monitoring system at thebi irrigation scheme - supplying, installing, testing, and commissioning of a v-notch weir (mechanical flow measuring device) for measuring low flow seepage in dams. the device shall have a notch angle of 22.5°, 45°, 60°, or 90° depending on discharge range, a stainless steel ss-304 / ss-316 plate with thickness of 3–5 mm, and be suitable for measurement ranges of approximately 0–50 l/s depending on notch angle. the weir shall have ±1% full-scale reading accuracy, operate under 5–100% humidity, temperature −20°c to +60°c, and provide corrosion protection through anti-corrosion finish. complete in all respects as directed by the engineer-in-charge.with different sizes mentioned below: (1) 90° vnotch- 20 x 40 secticin 15 lit/sec, providing, installing and commissioning permanent ground control point (gcp) settlemnt marker comprising ms base plate (250×250×5 mm conforming to is 2062), gi riser pipe 25 mm dia (medium class as per is 1239), sand filling (clean river sand, loose), optional pvc/gi outer casing (min 100 mm dia), precast concrete cover (m20, 500×500×50 mm with central hole), ms/gi reference cap, and painting in black & white checkerboard pattern using weather-resistant enamel paint, complete with excavation, installation, alignment, and all materials, labour, tools, and accessories, suitable for survey works using total station / drone survey, complete as per specifications and direction of engineer-in-charge., providing & laying in position 'nominal mix' cement concrete using cement sand and crushed aggregate by machine mix incl. necessary formworks ,centering ,scaffolding compaction by mechanical vibrator curing as directed with all lead & lift etc (c) concrete grade 1:2:4 and msa-40mm(graded))
Tender For installation of various instruments at raidy & dhataravdi-1 irrigation scheme - item no.1:- providing, supplying, installing, testing, and commissioning of a v-notch weir (mechanical flow measuring device) for measuring low flow seepage in dams. the device shall have a notch angle of 22.5°, 45°, 60°, or 90° depending on discharge range, a stainless steel ss- 304/ss-316 plate with thickness of 3-5 mm, and be suitable for measurement ranges of approximately 0-50 l/s depending on notch angle. the weir shall have ±1% fullscale reading accuracy, operate under 5-100% humidity, temperature -20°c to +60°c, and provide corrosion protection through anti-corrosion finish. complete in all respects as directed by the engineer-in-charge. (1) 90° v-notch-20 x 40 secticin 15 lit/sec , item no.2:- providing, installing and commissioning permanent ground control point (gcp) settlemnt marker comprising ms base plate (250×250×5 mm conforming to is 2062), gi riser pipe 25 mm dia (medium class as per is 1239), sand filling (clean river sand, loose), optional pvc/gi outer casing (min 100 mm dia), precast concrete cover (m20, 500×500×50 mm with central hole), ms/gi reference cap, and painting in black & white checkerboard pattern using weather-resistant enamel paint, complete with excavation, installation, alignment, and all materials, labour, tools, and accessories, suitable for survey works using total station / drone survey, complete as per specifications and direction of engineer-in-charge. , item no.3:- providing & laying in position 'nominal mix' cement concrete using cement sand and crushed aggregate by machine mix incl. necessary formworks, centering, scaffolding compaction by mechanical vibrator curing as directed with all lead & lift etc. (c ) concrete grade 1:2:4 and msa-40 mm(graded)
Tender For unit rate of composite items for recharge scheme for new and defunct tube wells/wells for groundwater recharge in bhavnagar dist. for the year 2026-27 - half brick masonry in common brunt clay building bricks having crushing strength not less than 35 kg/sq.cm. in cement mortar 1:4 (1- cement : 4 -coarse sand ) in foundation and plinth (b) conventional(r&b sor 2024-25 , it.code-06008a2a, p.no.70)(1 represents labour cess added), brick work using common burnt clay building bricks having crushing strength not less than 35 kg./sq.cm. in foundation and plinth in cement mortar 1:5. (1- cement : 5 -fine sand) (b) conventional(r&b sor 2024-25, it.code-06001ba, p.no.67)(1 represents labour cess added), providing, laying and jointing in true line and level 110 diametre u.p.v.c (type b) conforming to is 13592-1992 with one end plain and other end socketed with rubber ring, & fittings conforming to isi 14735-1999 of approved make for drainage system pipe line, pipe shall be jointed with each other with rubber lubricant, pipe shall be fixed on wall using of pvc clamp of the size 110 mm diametre x 149 mm length x 145 mm heigh at every 2000 mm center to center or shall be concealed in walls as directed including necessary fittings such as bends, shoes etc. including testing of pipes and joints and jointed with adhesive solvent cement including cost of all materials.(r&b sor 2024-25 it.no.23067, pg.no.164)(1 represents labour cess added), providing & fixing 200 mm dia "u" pvc casing pipe "cm" type pipe.( gwssb sor mech 2022-23 section-b, page. 21, item no. 11-b ), providing & fixing 175 mm dia "u" pvc casing pipe "cs" type pipe.( gwssb sor mech 2022-23 section-b, page. 21, item no. 11-b ), drilling of bore well by dth rig in rocky formation in all talukas of all districts of zone - iii. up to 350 mtr. for dia 200mm(gwssb 2022-23 sor, it.no.3.2, p.no.2), excavation for foundation upto 1.5 m depth including sorting out and stacking of useful materialsand disposingofftheexcavatedstuffupto50 meter lead.(b) dense or hard soil(r&b sor 2024-25 , it.code-04b001b, p.no.47)(1 represents labour cess added), excavation for foundation upto 1.5 m depth including sorting out and stacking of useful materialsand disposingofftheexcavatedstuffupto50 meter lead.(d) soft rock not requiring blasting(r&b sor 2024-25 , it.code-04b001d, p.no.47) (1 represents labour cess added), jungle cutting and site clearing(r&b sor 2024-25 , it.code-26117a, p.no.246) (1represents labour cess added), pebbles of size 5 to 10 millimeter (river pebbles)(gwssb mech 2022-23 sor,anne-a sr 18 ), gravel of size 2 to 5 millimeter(gwssb mech 2022-23 sor,anne-a sr 18 ), coarse sand(gwssb 2022-23 sor, section 1d it.no.5.1, p.no.61), backfilling of excavated tranch for pipeline with soil(gwssb 2022-23 sor, section 1&2b it.no.14(1), p.no.40), suppliying o graded stone aggregate of following sizes (forw.b.m. road)(2) hand broken stoneaggregate 40 mm to 63 mm size.(r&b sor 2024-25 , it.code-26011b, p.no.176), supplying of crushed stone aggregates, chippings etc.of hard stone of following nominal size free of disintegrated pieces deletarious and oraganic mater and grading asper i.r.c. code.(iv) 20mm(r&b sor 2024-25 , it.code-26012d, p.no.176) (1 represents labour cess added), supplying of crushed stone aggregates, chippings etc.of hard stone of following nominal size free of disintegrated pieces deletarious and oraganic mater and grading asper i.r.c. code.(vi) 10mm(r&b sor 2024-25 , it.code-26012f, p.no.176) (1represents labour cess added), spreading and laying stone agreegate of different size in to proper layer specified as per design and drawing inncl. hand packing etc complete with all lead and lift (as per ra), providing and fixing in position white marble plate of size 45x45x1.8 cm incl ingraving the tettera as per drawing/as direct etc complete. (irr. sor 2024-25 ch.5 it.17 pg.22)
Tender For providing new borewell, pumpset with all allied materials and pumping main lines to mettur indra nagar in somangalam panchayat, kundrathur panchayat union, kancheepuram district under panchayat union general scheme funds of the year 2026-27 - charges for conducting geo physical survey, drilling of borewells anywhere in tamilnadu including transportation from one place to another with in tamilnadu in alluvial soil sedimentary strata of clay and sand stone shale pebbles boulders etc. by first taking a pilot bore of 140 mm/150mm dia and then enlarging to required dia direct or reverse rotary mud circulation method using rotary rigs, fuel, labour and drilling bentonite and water required for drilling at site ( site will be shown by the twad board officers) including construction of mud pit. - 0m to 60m depth, 60m to 90m depth, 90m to 120m depth, reaming of 150mm dia borewell to 300mm dia borewell as directed at site - 0m to 60m depth, 60m to 90m depth, 90m to 120m depth, labour charges for inserting casing pipe supply & packing of pebbles, supply & delivery of 150mm dia pvc plain casing pipe as per is 12818 / 2010, supply & delivery of 150mm dia pvc slotted casing pipe as per is 12818 / 2010, supply & delivery of 160mm dia pvc end cap, charges for developing the borewell using air compressor in hours of 300 cfm capacity, construction of bore pit including all labour charges, supply & delivery of vertical type submersible pump set discharges : 200m & 50 lpm for 150mm dia borewell as per is 8034, supply & delivery of control panel board suitable for three phase submersible motor with two level guard & auto start, supply & fixing of 50mm gi pipes, supply & fixing of 50mm gi coupling, supply & fixing of 50mm gi elbow, supply & fixing of 50mm gm gate valve, supply & fixing of 50mm gm nr valve, supply & fixing of 50mm gi flange set, supply & fixing of 50mm ms clamp set, supply & fixing of 50mm gi union, supply & fixing of gi reducer heavy -65mm x 50mm, supply & fixing of gi reducer heavy -80mm x 65mm, supply & fixing of pvc threaded coupler -90mm x 80mm, supply & fixing of 4.00 sqmm 3 core flat type copper cable as per is 694/1990, erection chagres to new submersible pump set & fixing of new control panel board, supply, delivery, laying and jointing of 90mm dia pvc 4ksc pipes including earthwork excavation in all strata soil, refilling and hydraulic testing, adopting standard specification and as directed by twad board officers, supply & fixing of pvc specials as per bis 10124 / 1988 part 1 to 13 & bis 7834 / 1975 with isi marks to site of works - 90mm pvc bend, supply & fixing of pvc specials as per bis 10124 / 1988 part 1 to 13 & bis 7834 / 1975 with isi marks to site of works - pvc threaded coupler -90mm x 80mm, supply & delivery of gi pipes medium class as per is 1239 / part 1 / 1990 with isi marks to site of works - 80mm dia gi pipes, supply & fixing of gi specials with isi marks to site of works - 80mm dia gi elbow, supply & fixing of gi specials with isi marks to site of works - 80mm dia gi coupling, laying and jointing of gi pipes with gi specials and pvc specials etc
Tender For e-quotation for seeking firm rates for non-schedule items for preparing estimates. - supplying , installation, testing and commissioning of vertical turbine pump set with ss impeller capable to discharge 126 m3/hr.against total head of 50 m, (make kirloskar/jyoti/wilo-mather&platt/wpil) coupled with suitable capacity vertical hollow shaft/solid shaft squirrel cage induction motor , rating of motor 20% more bhp than that of pump (make kirloskar /abb /cgl/ siemens) operated on 415 +/- 10% volt, 3 phase , 50 c/s a.c supply , ie3 type as per is:325 and iec:63400-ihaving speed 1450 rpm,with heavy duty m.s. column assembly with ss line shaft and each coloumn of 5 feet length including cost of supplying , fitting and fixing of all required accessories such as cidf sluice valve-1 set, cidf nr valve-1 set, pressure gauge-1 no, strainer-1 no, m.s. channel base plate etc. all complete including cost of taken out existing old pumpset., supplying and installation of fasd starter suitable for above mentioned vt pumpset make lk/bch/schneider., supplying and laying of 25 mm2 , 1.1 kv, 3 core pvc insulated unarmoured copper cable make polycab/kei/gloster, from starter to motor., supplying, installation testing and commissioning of horizontal split casing centrifugal pump set with bronze impeller having discharge 126 m3/hr. against total head of 35 m, (make - kirloskar/jyoti/wilo-mather&platt/wpil), coupled with suitable capacity squirrel cage induction motor, rating of motor 20% more bhp than that of pump(make kirloskar /abb /cgl/ siemens) ,tefc, ie3 type as per is:325 and iec:63400-ihaving speed 1450 rpm,operated on 415 +/- 10% volt, 3 phase , 50 c/s a.c supply, mounted on a commonm.s. base plate including cost of supplying , fitting and fixing of all required accessories such as cidf sluice valve-1 set, cidf nr valve-1 set, pressure gauge-1 no, foot valve-1no, etc. all complete including cost of taken out existing old pumpset., supplying and installation of fasd starter suitable for above mentioned c/f pumpset make lk/bch/schneider., supplying and laying of 16 mm2 , 1.1 kv, 3 core pvc insulated unarmoured copper cable make polycab/kei/gloster, from starter to motor., cost towards complete repairing of control panel at intake well with changing of damaged parts such as :-1.150 amp tpn mccb,50 ka -1 no. as incoming feeder.2. 75 amp tp mccb, 50 ka-2no as outgoing feeder.3.star delta timer-2nos(one for each starter) 4. 32 amp switch fuse unit -01 no. for internal and external light load.5. (0-500 v) volt meter-01 no., ampere meter-01 no.,three phase indicator lamp,powder coating paint,push button on/off,on/off/trip indicator lamp,wiring,etc as per required and testing on full load ., cost towards providing all labour, tools and technicians for taken out and dismantling 40 hp vt p/set with bowl assembly, 6" dia. coloumn pipe and line shaft etc all complete., cost towards dismantling and repairing of complete bowl assembly., cost towards making supplying and fitting s.s. top shaft as per size and sample., cost towards making supplying and fitting of c.i. spider bearing having od 6.5" with rubber bush as per size and sample., cost towards lowering of vt p/set. after complete repairing and assembling works., cost towards complete repairing of control panel at clear water pump house with changing of damaged parts such as :-1.125 amp tpn mccb,50 ka -1 no. as incoming feeder.2. 63 amp tp mccb, 50 ka-2no as outgoing feeder.3.star delta timer-2nos(one for each starter) 4. 32 amp switch fuse unit -01 no. for internal and external light load.5. (0-500 v) volt meter-01 no., ampere meter-01 no.,three phase indicator lamp,powder coating paint,push button on/off,on/off/trip indicator lamp,wiring,etc as per required and testing on full load .
Tender For providing and laying of 600 mm dia ms casing pipe by trenchless technology across railway track at vinoba nagar in kolar city to link 200 mm dia di feeder main with existing 660 mm dia ms pipe to 5ll capacity oht at giddappa layout under dc, works of cmc, kolar(lumpsum tender).