Public Health Engineering Department Tender

Testing vertically of tube well by plumbing system and yield test and draw down test by pumping system as per IS : 2800 (Part-II)-1979 as amended up to date.

Construction of tube well from ground level and up to 100 mtr depth and above to accommodate housing assembly pipe in all type of unconsolidated formation such as pebbles, boulders, collapsible formation etc. by Odex drilling method as per IS: IS:2800 Part 1: 1991 and IS:2800 Part II: 1979 (both amended up to date) and technical specifications. The work will include lowering of housing and strainer pipe assembly and casing shoe including cost of casing shoe, but excluding cost of the casing pipe. The work would be completed after obtaining sand free water.

Nomonal bore 200 mm dia

Add 15% extra on above item (Item No 2.6.1 to 2.6.3) for drilling depth beyond 100 mtr, rate shall be applicable for only extra depth beyond 100 mtr .

Development of tube well as per IS: 11189-1985 and IS :2800 (Part-I)-1991 (both amended up to date ) using suitable compressor to give sand free water for required yield of the gravel packed tube well.

Supply of ERW M.S. Black casing pipe ISI marked (IS:4270/2001) of amended up to date of grade Fe 410 of following sizes.

200 mm dia NB( Thickness of pipe 5.4 mm & mass of tube 28.46Kg/m)

Labour charge for making slots on blank pipes made of ERW MS black pipe of following sizes, the slotting should be as per IS :8110-2000 or as amended upto date.200mm dia nominal bore of 5.4 mm thickness

Providing & laying ISI marked GI Pipe “A” (light)class as per IS: 1239 part 1 2004 or amended up to date for casing pipe for submersible cable external/internal work 40 mm dia complete in all respect.

Supply & Installation of Three phase ISI marked submersible motor pump set of three star or better rating of BEE and as per IS: 8034-2018 (pump) and IS 9283-2013 (motor) or as amended up to date of approved make of following duty condition with required accessories including making connection suitable for tube well/DCB. The job includes lowering of motor pump, installation of complete fitting & accessories, jointing of electrical cables up to switch board, testing of submersible pump set and interconnection up to water mains, complete in all respect. 9.3 KW (12.5 HP) & head above 120 mtr.

Supply and Fixing of electric control feeder panel comprising of suitable rating MCCB , fully automatic star-delta starter, over load relay, ampere meter with CTs, volt meter, phase preventer, suitable starting capacitors, phase indicators, lighting arrangement etc. complete suitable for three phase pump set. The panel should have space for energy meter ( supplied by DISCOM). All these equipments shall be housed by panel box made out from 18 gauge M.S. Sheet with powder coating. Panel should be of minimum size 900 x 600 x 450 mm with Stand ( made of angle iron of size 35x35x5mm) duly bolted/screwed with enclosure box having 4 legs, each leg’s length 18" and double door including in built locking system. The legs should be embedded in M-15 cement concrete plat form. The size of CC platform should be equal or bigger than the base size of panel having height of at least 200 mm from ground level. The panel should have opening of suitable size in front of space for energy meter with glass for meter reading. The operation of panel should be suitable for on 440 Volt AC Supply.Above 10 HP & upto 15 hp

Supply & Fixing of ISI marked three core PVC flat submersible cable as per IS 694:1990 or amended up to date and conducter as per class of 5 of IS 8130:1980 including making connection etc.3 core 6.0 mm2

supply and fixing XLPE insulated / P.V.C. sheathed cable of 1.1KV grade with aluminium conductor Armoured of IS:7098-I/1554-1 approved make in ground as per IS:1255 including excavation of 30cmx75cm size trench,25 cm thick under layer of sand,IInd class brickscovering, refilling earth,compaction of earth, makingnecessary connection, testing etc. as required of size. 16.0 sq.mm, 4 core

S & F tube well cover M.S. Sheet 8mm thick at & 5mm thick 100mm wide shroud around the edge so as to form a cap on the top end of casing pipe with G. I. nipple 45cm long and two GI flange at both end of suitable size passing through a hole in the center of MS sheet. A 25mm socket with end plug shall also be welded over top plate for measurement or water level and with suitable hook under the top of the plate for tieing submersible PVC rope ( as per drawing enclosed ). A GI nipple having outside thread of size ½” ( for installation pressure gauge ) shall be provide & welded with GI nipple near top plate nipple shall be provided with end plug.200mm Dia

Providing & lowering in tubewell isi marked GI Pipe “B (medium)class as per IS:1239 part I 2004 or amended up to date, threaded and double flanged (welded) on both ends two number 25×3 mm ms flat welded on both ends between pipe & flange, rubber washer & nut bolts etc. complete in all respect.50 mm dia

80 mm dia

Providing & Fixing of double flanged, CI body, ISI marked NRV of approved make of following sizes 65 mm dia

Supplying & installing 100mm dia mtr sealed diaphragm bourdon type pressure gauge glicerine field along with including all jointing materials range 0 to 10 kg. as per specification with safety cover (as per drawing)

Providing, installing, testing and commissioning of double flanged bulk flow meter with removable mechanism, of class B conforming to ISO 4064/1 or amended up to date of approved make including cost of all material and labour as per specifications with GI Box (sheet 16 SWG) suitable with locking arrangement of following dia.

Pipeline

Providing, lowering, laying and jointing in trenches, standard lengths HDPE ISI marked Pipes as per IS-4984: 1995 (amended upto date) with necessary jointing material like mechanical connestors, i.e. thread/ insert jc›int/ quick release coupler joint/ compression fitting joint or flanged joint and specials jointing pipe by eléctro fusion welding method, including all taxes , transportation and freight charges, inspection charges, loading/ unloading chai‘ges, stacking of pipes, including cost of labour and material, specials (Tee, bend etc.), satisfactory hydraulic testing, disinfection, commissioning etc. complete as per technical specifications and direction of Engineer in-charge of following class and diameter. (excluding earth work) . Note : Providing and fixing of ali requisite specials as per drawing, design and layout are inclusive in RM measurement of the item and shall not be paid separately.Supply may be in coil or straight length in 6 M/12 M.

HDPE PE-80 PN-10 110 mm Dia

Earth work in excavation by mechanical means (Hydraulic Excavator )/ manual means in trenches for water supply pipe lines, shoring and strutting if required as per required gradient and line including safety provisions using site rails and stacking excavated stuff including up to all required lead cleaning the site etc. complete for lifts up to 1.5 depth and strata as specified. The work also includes depositing and refilling of trench with watering & ramming /compacting in layers and disposal of surplus excavated soil as directed for lead up to 50 mtr. In all type of soil

Providing, lowering, aligning, fixing in position in pipe line, CI D/F Sluice valves straight and pocket less body passage of approved make of following Pressure rating & dia complete, confirfing to IS:14846 (amended up to date) and of following specifications: Body, Bonnet, Wedge, Gland, Thrust Plate, Cap & Hand wheel of Grey cast iron of IS:210/ FG200 Stem - SS 304 ,Body Seat ring, Wedge facing ring & Bushes - LTB2/ SS , Face to face dimensions as per IS 14846/2000 (amended up to date) ,Epoxy ( Non-Toxic- suitable for drinking water) applied inside and outside, Flanges Drilled as per IS 1538. Nut-Bolt confirming to IS:1363 and IS: 1367/ CS/ galvanised‘steel Insersion rubber of black EPDM 6mm thick . Sluice valves including all jointing & jointing material, labour, testing and commissioning along with pipe line as per Technical Specifications and as per direction of Engineer-in-charge. Note: Rates are exclusive of tail piece/ dismantling joints and earth work.Manually Operated CI Sluice valve of Class PN-1.0

80mm

100mm