REPAIR /REPLACEMENT AND MAINTENANCE OF EXTERNAL WATER SUPPLY PIPE LINE, PUMPS, MOTORS, VALVES AND CONNECTED ACCESSORIES INSTALLED AT VSN GANDHINAGAR UNDER GE (AF) CHILODA

M&L for testing water to analyse the following parameters as per IS 10500:2000 through Govt. approved/NABL approved laboratory:- a) Physicochemical analysis of water b) Bactoriological analysis of water. Note:- Testing to be carried out on qtrly basis (Location:- STP water-4,MRS-4)

M&L for testing of treated sewage water of STP to analyse the following parameters through Govt./NABL approved laboratory:- a) BOD (b) COD (c) Total solids (d) Suspended Solids (e) PH (f) F coliforms

Supply only Sodium Hypo Chloride solution of 12.5% strength in sealed container all as per sample complete all as specified and directed.

Supply only Alum Ferric complete all as specified and directed.

Supply only Alum Non Ferric (White crystal) all as spd and directed.

Supply only Calcium Hypo Chlorite 65 to 70% (calcium based granular) disinfectant for water treatment is sealed packing of 45 Kg HDPE jars to MES store yard as directed by Engr-in-Charge. Note:- Make of product shall be from approved list by E-in-C Branch / command approved list or any equivalant make as approved by GE subject to satisfactory test report.

S&F in replacement Framed work such as grills, gratings, etc. with ends of bars shouldered and/or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work conforming to Fe-290. Gde-E-165 complete all as specified and directed.

S & F in replacement Butterfly Valves of 300 mm line size as per existing sample for motorised actuators complete all as specified and directed.

(a) 15 mm dia complete all as specified and directed.