CWE/HSR-35 OF 2022-23 ADDN/ALTN AND SPL REPAIRS OF STATIC WATER TANK AND PPL OF FIRE FIGHTING SYS AT SASF BHOJRAJ AT HISAR MIL STN UNDER GE (W) HISAR

Amount

M&L to carried out drilling of borewell by deploying required plant and machinery for boring of 200 mm dia size pilot bore through any kind of soil / strata including hard stone / boulder by direct rotary method upto 50 Mtrs depth below ground level complete all as specified. Note :- (i)Upto 02 (Two) trial hole (for 01 No. of borewell) to be done at site if required and rate for the same as deemed to be included in the quoted rate. (ii) The drilling shall be continued up to specified depth and in case sticky clay occurs in between, the drilling must be stopped and Hydrologist of GWS & SB shall be contacted & Engr-in-Charge shall be informed. Cost of this consultation shall be borne by contractor. (iii) After completion of pilot bore, the contractor shall have to arrange for electro logging of each bore (water logging test with electro logging equipment which shall be measured and paid as separate item under this schedule). Reaming work should not be started in any case without electro logging of bore.

M & L for water logging test with electro logging equipment & required machinery for ascertaining / logging aquifers encountered in bore well and arranging and defining the water availability test giving test report of Geohydrologist from Govt. approved laboratory recommending water bearing zones, TDS of water etc. complete as directed by E.I.C. Note: (i)The contractor shall submit electro-logging result with recommended bore assembly details in duplicate for approval of GE. (ii) Electric logging shall be carried out by the contractor in approved agency and rate for the same as deemed to be included in the quoted rate.

M&L for Reaming of 200mm bore to 525mm all round upto lowering of casing & strainer complete all as specified & directed. From GL to 50 M

Supply and assembling including jointing, lowering and fixing in position plain mild steel sheet casing pipe 200 mm nominal dia 7mm thick conforming to IS-4270-2001 jointed and welded with coupler rings welding shall be done through out the circumference of the pipe and coupler rings, both sides including two coats of bituminous paint complete all as specified and directed. Note :- (a) Length of each pipe to be provided in casing shall not be less than 2.4 mtrs except where pipe length required is less than 2.4 meter. (b) Pipe shall be ISI marked and approved by GE before lowering.

S&F of MS strainer (Johnson screen) of low carbon steel pipe of size 200 mm dia, 7 mm thickness including slots of size 0.75 mm to 3 mm wide and maximum length of strainer 3 m long/6m long low carbon galvanised steel (LCG) plain bevelled ends in built welding all as directed.

S&F well cap of 200 mm nominal dia (for MS casing pipe ) including threading on top end of casing pipe (last piece left above the ground level) including iron handle as specified and directed.

S&F wrought iron bail plug 200mm bore 1.5 M long MS pipe welded with 15 mm thick MS plate incl 10 mm thick "U" hook bar all as specified and directed.

Supply and laying pea gravel natural shape of size 3 to 5 mm brought direct from river bed and packing around the casing pipe and slotted pipe complete all as specified and directed.

S&F MS flat iron clamps of size 100x15 mm 1.50 mtr long 2 Nos for holding 200mm dia casing pipe, including casting of PCC block made up by type B1 (1:2:4) using 20mm graded stone aggregate of size 1.20 x1.20 x1.20 M including 80mm bore GI Pipe 02 Nos, 10 mm dia nuts and bolts from each side with washers complete including form work each 1.5 mtr long with plug cap top for feeding pea gravel complete all as specified and directed.

S&F uPVC heavy duty column pipes screwed 80 mm nominal dia, including connector complete all as specified and directed.

S&F Centralizing guide made out of 40x6mm MS flat iron and 16mm dia MS deformed bars suitable for 200 mm bore MS pipe complete all as specified and shown in IS 2800 (Part-1) 1991complete all as specified and directed.

Supply of strata collection sample box (at every 3 mtr depth) with glass cover 3mm thick and having internal dimensions 900 x 400 x 150 mm deep made of 25 mm thick teak wood plank having pigeon hole and fully glazed on one side displaying strata sample as found while drilling tube well complete having letters painted, also incl preparation of bore well chart on tracing cloth complete showing various stratacomplete all as specified and directed.

Yield testing of the tube well continuous up to 16 hrs all as specified in particular specification and as directed to determine the safe pumping yield of tube well complete all as specified and directed.

Collection of water sample, carrying to approved analytical chemical laboratory for bacteriological, chemical and sanitary tests after the development of well all as desired by department to ensure the water fit for human consumption complete all as specified and directed.

M&L Developing the tube well with 300 PSI, 450 CFM capacity air compressor as required until clear water is obtained including transportation, errection and dismantling of air compressor complete all as specified and directed. Time for devloping the tube well be not less then 8 Hrs per borewell.Note :- (i) Compressor, pump, pipe and other allied items will be arranged by contractor and no extra payment will made by the department.

M&L for developing the tube well by over pumping complete after development by compressor and water shall be used only after receipt of satisfactory test as per IS, complete all as specified and directed. Note :- (i) Over pumping will be carried out by pumping the water at higher capacity i.e. not less than 50% of the yield of bore well. (ii) Cost of arranging pump and compressor is deemed to be included in the unit rate quoted. (iii) Time for devloping the tube well be not less then 12 Hrs per borewell.

Depth gauge along with suitable MS tubing and accessories including air pump non return valve etc complete all as specified and directed.

S&F 80 mm bore non return valve ISI marked both end flanged suitable for CI pipe includng all fitting, washers, nut & bolt etc; complete all as specified and directed.

S&F sluice valve 100 mm bore cast iron both end flanged with CI wheel high tensile brass spindle including fixing arrangement class PN-1.6 suitable for 100 mm bore CI pipe with all fittings such as rubber gasket sheet, washer, nut & bolt etc; complete all as specified and directed.

S&F submersible cable 3 core 6 sq mm 1100 volts grade Flat Three Core PVC Insulated & PVC Sheathed Industrial Cable for Submersible Pump Motors 1100 Volts, conforming to IS: 694 complete all as specified and directed.

Supply, installation, commissioning and testing submersible pump set inside the bore well comprising of bronze impellors in CI casing with stainless steel shaft, leaded bronze bearing / bushes stainless steel shaft, sleeve including spot wire of suitable size and connector with column pipe 80 mm complete all as per IS 8034 of 1989 complete with submersible motor AC 3 phase, 50 Hz, 380 to 440 Volt, stage 04, capacity 7.50 HP out let size 80mm, Head in not less than 60 mtr, Discharge per minute 650-700 ltr including starter compatible with motor capacity complete all as specified and directed.

Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 16 sq mm 4 core complete all as specified and directed.

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth for laying of cable, pipes etc and getting out including trimming the sides and forming bottom surfaces to required levels in soft/loose soil complete all as specified and directed.

Returning, filling in, including spreading, levelling, and well ramming in layer not exceeding 25 cm thick in soft/loose soil complete all as specified and directed.

Removing excavated material (soils) not exceeding 50m and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specified and directed.

Material and labour for river sand, washed and screened dry for cushioning to under ground cable in trenches below and around under ground cable including spreading and levelling complete all as specified and directed.

M&L laying well burnt old size bricks, sub class "B" bricks, straight or curved on plan , laid flat with width equal to length of brick , laid dry over electric cable for protection complete all as specified and directed.

M & L for PCC (1:3:6) type-C2 using 40 mm graded stone aggregate as in foundation filling and mass concrete complete all as specified and directed.

M & L for laying, jointing and testing Ductile iron (DI) Pipe 100 mm bore with spigot & socketed ends (ISI marked) centrifugally cast of class "K-9" and in any length, laid in trench including rubber gasket joints complete all as specified and directed.

Supply and fixing Steel water tubes, medium grade, ISI marked, galvanised, 80 mm bore with all fittings, Tee, Socket, Union, flange and Socket etc laid in trenches complete.

Supply and fixing Sluice valves 80 mm class P N 1.6 cast iron body with forged steel spindle, non rising type, with cast iron wheel head, both end flanged, ISI marked, 80 mm bore including neoprene rubber gasket, nuts, bolts, washers, etc fixed in repairs/replacement complete.

Supply, installation, commissioning and testing in replacement of feeder pillar box kiosk type, factory made, CPRI approved ,LT(415 Volts, 50 Hz , 3-phase, 4 wire supply)duly mounted on iron leg of size50x50x6mm,Indoor type,double door,weather and vermin proof (Protection Class IP-54),with ventilation louvers and 3.15 mm thick MS CRCA sheet and angle iron frame work with both side hinged opening for external, rubber lining, locking arrangement, Powder Coated externally and internally over a coat of red oxide primer complete including grouting of frame with PCC mortor for installation of panel of following: - (a) Bus Bar chamber comprising 4 Nos aluminium strip bus bars air insulated and PVC sheathed, capacity 63 Amp with colour coding in separate sheet steel enclosure. (b) MCCB 415 Volts, 40 Amp rating 4 Pole,thermal adjustable type, Service Breaking Capacity 25 kA -1 No (Incomer) (c)Automatic Star delta starter for 7.5 Hp electric motor -01 Nos (d) Panel mounted Digital Voltmeter , three phase, 96mm X 96 mm square flush mounted-1 No (e) Panel mounted Digital Ammeter , three phase,, 96mm X 96 mm square flush mounted with suitable ratio of CTs-1 No (f) LED type/Neon type Indicating lamps panel mounting type RYB-3 Nos (g) Internal wiring with multistranded copper conductor cable/ PVC Insulated aluminium Strip of suitable size incoming to bus bar and bus bar to outgoing MCCB/MCB-1Job. (h) Fine wiring with single core copper conductor cable for instruments/indicating lamps-1 Job. Note :- MCCBs should be connected with spreader terminals of suitable size.

M&L construction of brick masonry valve pit of size 1000 mm X 1000mm X 1000 mm (internal dimensions of chamber) depth to be reckoned from the top of PCC in foundation to top of MS cover with MS sheet cover 3mm thick including frame of angle iron 40 X 40 X 6 mm with locking arrangement and lifting handle including painting two coats of black synthetic enamel paint over a coat of red oxide primer etc including brick work in one brick thick wall in cement mortar 1:4, 15mm thick plastering in cement mortar 1:4 (internally on all brick wall and external upto 15cm below ground level) and necessary excavation and earth work in any type of soil, returning, filling in, disposal of surplus spoil to a distance not exceeding 50 mtr 15 cm thick PCC 1:4:8 type D-2 in PCC foundation projected by 15cm all round from the outer face of brick wall PCC 1:2:4 type B-1 in coping complete all as specified

Material and labour for earthing complete with galvanized steel earth plate electrode size 600x600x6.3 mm thick buried directly in ground vertically in a pit of depth not less than 2.25 mtr below ground levels with top edge of the earth plate not less than 1.5 mtr below normal ground level surrounded from all sides by mixture of charcoal and common salt and electrode connected to and including galvanized iron strip 32 x 6 mm as earthing lead by means of bolts, nuts, check nuts and washers of galvanized including GI protection pipe light grade 40 mm dia connected to main earth lead on pole or control board and GI pipe light grade 20 mm dia bore for watering funnel with wire mesh. CI cover with frame, PCC chamber pit with PCC 1:3:6 type C-2 excavation and earth work all as shown in electrical plate No 3 connected to earthing test point all as specified or indicated including testing on completion.

YASHU CONTRACTORS

virendra constructions

OM CONSTRUCTION CO.

Shiva Constructin Co.