Supply, Installation, Testing and Commissioning of Open Channel Radar Flow sensor and Level Sensor along with all necessary Civil and Fabrication works for Continuous Real time Monitoring of Flow in Drains at various Drains under jurisdiction CD-XII.

Earth work by mechinical / manual means in rough excavation, banking excavated earth in layers not exceeding 20cm in depth, breaking clods, watering, rolling each layer with ½ tonne roller or wooden or steel rammers, and rolling every 3rd and top-most layer with power roller of minimum 8 tonnes and dressing up in embankments for roads, flood banks, marginal banks and guide banks or filling up ground depressions, lead upto 50 m and for all lift All kinds of soil

Cartage - Sand, stone aggregate below 40 mm nominal size (First 50 km Lead).

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

Centering and shuttering including strutting, propping etc. and removal of form for Foundations, footings, bases of columns, etc. for mass concrete

Supply, Fabrication and installation of material for Pole for mounting of solar panel along with necessary plates, angles, welded sections, bolts and other necessary arrangements

Supply, Fabrication and installation of material for Pole and installation arrangement for mounting of Radar Open Channel Flow meter along with necessary plates, angles, welded sections, bolts and other necessary arrangements

Supply, Fabrication and installation of Anti Vandalism Box (of appropriate dimensions as per site) for housing of Intelligent Field Device (complete with battery etc) installation arrangement for mounting of Radar Open Channel Flow meter along with necessary plates, angles, welded sections, bolts and other necessary arrangements

Supply, Installation, Testing and commissioning of Intelligent Field Device with battery backup up to 3 days along with necessary solar charging arrangements (solar charge controller, solar panel etc)

Supply, Installation, Testing and commissioning of Open Channel Radar Flow sensor and Level Sensor Technical Specification 1. Technology & Measurement: - Non-contact radar/microwave Doppler-based velocity sensing (24 GHz band or Higher or equivalent). - Measures surface water velocity during high flow/turbulent conditions. 2. Measuring Range: - Velocity Range: –0.3 m/s to 30 m/s. - Supports 0.5–3 m/s typical flows. 3. Accuracy & Resolution: - Accuracy: ±0.03 m/s or better. - Resolution: 0.01 m/s or better. - Must remain stable during monsoon, storms, high silt, fog, and rain. 4. Operating Conditions: - Ambient Temperature: –2°C to +60°C. - Ingress Protection: IP68 or equivalent. - Suitable for continuous 24×7 outdoor operation. 5. Installation & Mounting: - Non-contact mounting above water surface. - Supports bridge/gantry/pier installation. - Installation height: 0.5 m to 10–20 m above water surface. 6. Electrical Requirements: - Input Voltage: 9–36 V DC. - Power Consumption: ≤1.8 W. - Lightning & surge protection included. 7. Output / Communication: - RS-485, Modbus support. - Compatible with loggers, telemetry (GPRS/4G). 8. Functional Requirements: - Automatic error detection & reporting. - On-device diagnostics & health reporting. - Must work in high sediment & flood environments. 9. Certification & Testing: - Factory calibration. - OEM calibration & test certificates required. Certificate/ OEM Documents Required: - OEM Authorization Certificate / MAF. - OEM Calibration Certificate. - OEM Test Certificate. - OEM Warranty Certificate .

Cross Sectional Survey of the Drain upto 40 m Width

Wiring for circuit/ submain wiring alongwith earth wire with the following sizes of FRLS PVC insulated copper conductor , single core cable in surface/ recessed steel conduit as required. 2x1.5 sq. mm + 1.5 sq. mm earth wire

Annual Subscription of Customized Data Representation and Analytics along with sim charges for all 7 sites

Annual Maintenance for 1 site Continuous data transmission from Sensor via Intelligent device to Cloud based dashboard

Watch and Ward of Flow meter including all assets, solar pannel battery etc. and to secure all assets of the I&FC Department at and around the adjoining area in the juridriction of CD-XII.

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