Supply of disinfectants for water supply and cleaning of filtration plant, sump and over head tanks at Rajouri of AGE E/M under GE 862 EWS

Amount

Supply and adding to water as per requirement for Aluminium ferric Gr-IV as per IS-299 :2012 suitable for treatment of drinking water complete all as specified and directed by Engr-in-charge.

Supply and adding to water as per requirement for Calcium Hypo chlorite granular disinfectant chlorine suitable for treatment of drinking water in 45 Kg HDEP container in factory sealed having chlorine content level 65% to 70% complete all as specified and directed.

Supply and adding to water as per requirement for stable bleaching powder containing 33% of chlorine gas ISI maked Gde-I confirming to IS-1065/ISO-9001 CM/L-1650852 in 25Kg packing in HDPE bags complete all as specified and directed.

M&L for water testing of bore well/dug well and test to be carried out as per IS parameters of drinking water (chemical and beactrological test) from Govt approved labortary as per directed by Engr-in-Charge and report to be submitted to GE 862 EWS for record. Physico-chemical parameters as per the ground water standards IS 10500-2012 colour, odour, taste, turbidity, PH, total dissolved solids, total Hardness (as CaCO3), calcium (as Ca), Magnesium (as Mg, Chloride (as CI), Sulphate (as So4), Iron (as Fe), residual free chlorine (as CI2), Copper (as Cu), Manganess (as Mn), Nitrate (as NO3), Fluoride (as F), Phenolic Compound (as C6H5OH), Mercury (as Hg), Cadmium (as Cd), Selenium (as Se, Arsenic (as As), Cyanide (as CN), lead (as Pb), Zinc (as Zn), Annionic Detergents (as MBAS), Total Alkalinity (as CaCO3), Aluminium (as AI), Boron (as B), mineral oil, Barium (as Ba), Chloramines (as CI2), Silver (as Ag), Sulphide (as H2S), Molybdenum (as MO), Nickel (as Ni), Total Chromium (as Cr), Ammonia (as Total ammonia-N, E Coil, Total Coliforms, Polynuclear Aromatic Hydrocarbons (as PAH), Polychlorinated Biphenyls, Pesticides, Alachlor, atrazine, Aldrin, Dieldrin, Alpha HCH, Beta HCH, Gamma-HCH (Lindane), Delta HCH, Butachor, Chlorpyrifts, 2.4-Dichlorophenoxy Acetic Acid, DDT (o, p and p, p-Isomers of DDT, DDE and DDD), Endosulfan (alpha, beta and sulphate), Redioactive material (alpha emitters, beta emitters Bq/I.max), Ethion, Isoproturon, Malathion, Methyl Parathion, Monocrotophos, Phorate, Trichlocomethane, Bromoform, Dibromochloromethan, Bromodichloromethene, Chloroform. (Note: (i) Cost of collection of samples from any location at and around Rajouri area under the AOR of GE 862 EWS on requirement basis is deemed to be included in the quoted rate. (ii) Cost of transportation of samples form the location of the source to the laboratory within specified time is deemed to be included in the quoted rate. (iii) Test has to be carried out as and when required basis.)

Supply only chlorine test kit including one bottle each of orthotolidine test solution re-usable test vial storage case all as specified and directed.

Removal of boulders of various size from river bed around the suction points of pumps, making good the channel from main stream to the intake points, shifting boulders to location as directed and making the suction point clean, cleaning the foot valves / strainer to make the suction line good,free from any hinderance complete all as spcified and directed by Engr-in-Charge.

Taking out existing filter bed media(5.5 x 3.65 Mtr) i.e old gravel layers of different size of gravel sand etc and depositing same upto 50m distance as directed and washing the wall and bottom internally with clean water mixed with bleaching powder in the ratio of 1:10 one part of bleaching powder and ten part of water, reusing as required qty of filter media items, writing date of cleaning in 80mm wide letters in white colour over a black ground with synthetic enamel paint all as specified and directed by Engr-in-charge.

Supply and filling of new gravels for first layer of size 50mm x 38mm depth 75mm, complete all as specified and directed.

Supply and filling of new gravels for second layer of size 50mm x 28mm depth 75mm, complete all as specified and directed.

Supply and filling of new gravels for third layer of size 30mm x 12mm depth 75mm, complete all as specified and directed.

Supply and filling of new gravels for fourth layer of size 19mm x 12mm depth 75mm, complete all as specified and directed.

Supply and filling of new gravels for fifth layer of size 9mm x 3mm depth 75mm, complete all as specified and directed.

Supply and filling of new gravels for sixth layer of size 6mm x 3mm depth 75mm, complete all as specified and directed.

Supply and laying of new gravels for final layer of course sand of size 0.45mm depth 760mm, complete all as specified and directed.

M&L for cleaning of semi underground reservoir sump 200000 gallons capacity by dewatering of muddy water removing through diesel pump sets and lifting mud/sludge from the bottom of sump, scraping removing and cleaning of interior surface of the sump, wall and bottom surface without damage of cement portion removing the same upto 50m distance and depositing as directed. After cleaming /removing washing the same with clean water by using pressure spray water at least two times and removing the muddy /dirty water from the bottom of sump and finally washing with clean water mixed with bleaching powder in the ratio of 1:10 ( one part of bleaching powder ten parts of water ) providing two coats of white washing internally and one coat of cement base paint externally writing date of cleaning and capacity of sump in 10cm height, 80mm wide letters in white colour over black back ground with synthetic enamel paint, complete all as specified and directed by Engr-in-charge.(Location :- 25 Inf Div near Hall of fame-02 Nos)

All as per the description of Srl item No-15 here in before but semi underground sump two part (inner/outer ) of 150000 glns. (Location :- 25 Inf Div Pump House -01 No), complete all as specified and directed

All as per the description of Srl No 15 here in before but sedimention tank (setting tank) of 100000 gallons. (Location :- 25 Inf Div Pump House -01 No), complete all as specified and directed

All as per the description of Srl item No-15 here in before but semi underground sump two part (inner/outer ) of 50000 gallons (Location :- 150 GH-01 No,38 Fd Regt -01 No and 1 AFVH -01 No), complete all as spcified and directed.

All as per the description of Srl item No-15 here in before but semi underground sump two part (inner/outer ) of 25000 gallons (Location :- 150 GH -02 Nos and Gambhir Pump House - 01 No), complete all as specified and directed

All as per the description of Srl item No-15 here in before but dug well deep approx 35' of 25000 gallons (Location :- Gambhir Pump House -01 No, Dett 'B'Pump House - 01 No , Dalogra Pump House-01 N 150GH -01 No), complete all as specified and directed

All as per the description of Srl item No-15 here in before but over Head Tank 11000 gallons (inner/outer ) ( Location :- Gambhir Pump House -01 No, Dett 'B'pump House -01 no, 633 sata dalogra - 01 No, 59 WEU -01 No and GE 862-01 No), complete all as sprecified and directed

All as per the description of Srl item No-15 here in before but semi underground sump two part (inner/outer ) of 6500 gallons (Location :- Keri -01 No and Gambhir Pump House - 01 No), complete all as specified and directed

M&L in replacement for mild steel work including cutting, bending to shape, welding drilling holes, jointing by nuts, bolts, washers etc using MS chanel, equal angle, flat iron, sheet steel etc including two coats of synthetic enamel paint over a coat of red oxide primer, complete all as directed by Engr in Charge.

Taking out submersible pump set of any capacity from borehole including colume pipes after discoonecting electric connection and pipe joints and keeping in safe custody and relowering after development in same borewell complete all as specified and directed. Note: All T&P and labour requried for above job are deemed to be including in the quoted rate.

M&L for devolopment of tubewell by means of pumping of air compressure of minium pressure 10 Kg/Sqcm untill send free and clean water is obtianed at optimum yield first 24 hours of devopoment, complete all as specified and directed by Engr-in-Charge. (The compressor is arranged by the contractor at his own cost. Job will be tested to satisfactory of AGE E/M & GE.

All as per the description of Srl No 25 here in susuquent devolpment beyond 24 hours (if required), complete all as specified and directed

S&F in replacement for column pipe GI tubing heavy grade 80 mm bore duly welded flanged (thickness of flange 12mm having 04 holes) with and including rubber packing of 6mm thick, nuts, boltsm washers, complete in 3 mtr length as column pipe in bore well, complete all as specified and directed.

narayan construction

HARPAL ENGINEERS AND BUILDERS

M/s Kay Aar Enterprises