revised bid document for augmentation of water supply scheme chack bore, block dhariwal, distt. gurdaspur, ( under prwssip 1a ( iii ) / jjm ) ( pkg-2, civil work ) construction of pump chamber below ohsr tank size 2.20x2.20m, without gravel pit but including electric wire and toilet, providing & installing pumping machinery, solar panel, disinfections unitelectronically actuated type, all civil works, supplying and laying of upvc pipes, valves and specials for rising main, distribution system, providing & installing water connection & water meter, solar panel, construction of ohsr of 15kl capacity with height up to fsl 15.50 mtr, making connections with rising main, distribution pipe line & carriage of material complete in all respects. operation and maintenance water supply system including machinery, pump operator cum-chowkidar, sodium hypo chloride solution with storage tank of sufficient disinfection for 3 months after completion and environment management at water work site