bids are invited for fabrication of electrical ionisation pins (dia. 1.0mm. , 1.5mm) (q3) , connectorisation and preparation of electrical signal cables and preparation of cable looms (q3) , inspection and testing of fabrication cable loom sets (q3) , cutting of ms, perspex, nylon rods & sheets to various sizes (q3) , laying and harnessig electrical coaxial data recording cables in the routine trial work i. e. laying (q3) , checking electrical connectivity of cable looms after laying in each trial. (q3) , mounting of sensors (temperature sensor/time-of arrival sensor/pressure sensor etc) and placement of (q3) , preparation of high voltage electrical cable for trial (q3) , shifting of trial stores between trial site and stores building (q3) , grouting of gi pipe of dia. 5cm & length 3m by digging hole, filling it with soil and anchoring with (q3) , polishing of optical fiber with connectors to achieve flat surface (q3) , cutting and polishing of optical fiber of desired size (q3) , mounting of optical sensors and placement of optical sensor set-up (q3) , harnessing and laying optical fibre cable from trial site to control room (q3) , shifting of optics related stores at trial site and control room (q3) , laying of electrical cable bunch during trials from trial site to control room (q3) , preparation of wood and metallic structures for various experiments (q3) , marking/framing of wooden box for trial purpose (q3) , cleaning and preparation of metallic plates (q3) , preparation of trial assembly/stores for trial readiness (q3) , placement of the trial assembly for trial set-up (q3) , harnessing and laying electrical data cable bunches (q3) , preparation of soil samples, witness plate samples and collecting post trial samples as per instruct (q3) , preparation/fabrication of wooden and metallic stand-offs of different shapes as per trial requireme (q3) , clearing of trial site after each trial (q3) , shifting of trial stores between trial site and store building (q3)