Installation of DWLR with telementry at Mungoli OCM under Mungoli Sub Area.

Data Logger Descriptions: - • Telementry through GSM/GPRS modem • Readout/data retrieval using laptop • Online Groundwater Level Recorder. •Input : Pressure sensor •Resolution of measurement : 18 bits (better than 1 mm for 70 m WC sensor) •Temperature measurement range : 20 to +70°C with 0.1°C resolution •Logging interval : 5 seconds to 168 hours •Recording capacity : Non volatile flash data storage of more than 3,000,000 data points (at least). •Memory capacity : 8 MB Flash RAM. Can store 3,145,728 data points •Data output format : CSV Text File like Excel •Operating Humidity : Up to 100% •Clock: Accurate to ± 1 minute per month •Communication Port : RS-232 serial port. Interface cable for connecting to USB 2.0 port •Material : Corrosion resistant material. •Protected against lightning spikes. •Data transfer to the server. •Facility for Wall/Pipe mounting. •IP 68 grade-rated enclosure. •Durable and rugged design •With Standard USB communication interface

PRESSURE SENSOR with Sensor Type Descriptions: - • Vibrating wire type hermetically sealed under a vacuum of 0.001 Torr; stainless steel construction; Non vented gage type absolute pressure sensor. • Factory-calibrated sensor. • Accuracy: ± 0.25 % fs normal; ± 0.1 % fs optional • Non linearity : ± 0.5 % fs • Operating temperature: -30°C Up to 80°C • Operating Humidity : Up to 100% • Insulation resistance : Better than 500 MOhm at 12 V • Over range limit : 150 % of range • Thermistor : YSI 44005 or equivalent (3 kOhms at 25°C) • Enclosure : Stainless steel - standard, Saline protection - optional • Data Output: Microsoft Excel format

Cable • Two pair screened cable with Kevlar strength member • Strength members for good longitudinal stability of cable. • Data transfer capacity to the server with 50 length (more length can be available as per requirement) i) upto 50 meter length of cable

Cable • Two pair screened cable with Kevlar strength member • Strength members for good longitudinal stability of cable. • Data transfer capacity to the server with 50 length (more length can be available as per requirement) ii) For Additional cable length from 50 mtr to 300.00

Li- Battery (3.6V)

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m: All kinds of soil

Supplying and filling in plinth with sand under floors, including watering, ramming, consolidating and dressing complete.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:3:6 (1 Cement : 3 coarse sand (zone-III) derived from natural sources: 6 graded stone aggregate 40 mm nominal size derived from natural sources).

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level: 1:2:4 (1 cement:2 coarse sand (zone-llI) derived from natural sources:4 graded stone aggregate 20 mm Inominal size derived from natural sources)