supply of drinking water in tankers to isrf at willingdon island for two years -supplying potable water in tanker lorries of 6 ton capacity including cost of water from kwa / fssai licenced well / approved well with treatment plant, labour, hire charges of tanker, transportation charges including fuel, consumables etc to the storage tanks of repair vessels / vessels under construction in the docks / quays in isrf or to isrf storage tanks, by pumping ( upto a maximum height of 25 metres ) , including hire charges of pump set, hose etc. 2 supplying potable water in tanker lorries of 6 ton capacityincluding cost of water from kwa / fssai licenced well / approved well with treatment plant, labour, hire charges of tanker, transportation charges including fuel, consumables etc to the storage tanks of repair vessels / vessels under construction in the docks / quays in isrf or to isrf storage tanks by gravity flow.