SITC of instrumental and monitoring of works

CMRL/CON/HW/I&M/28/2025

Summary

Description of Work / Item(s)

Amount

SUPPLY AND INSTALLATION OF INSTRUMENTATION

Supply and installation of Optical / Laser Distance Meter with 3-Axis Wireless Tilt Meter Node Optical / Laser distance meters integrated with a 3-axis wireless tilt meter node and configuration software for seamless connectivity and management. The system will enable optical displacement measurement combined with wireless tilt monitoring and be optimized for integration with a LoRa gateway. The system should also facilitate the analysis of radio coverage, and frequency response, and be capable of withstanding vibration. Specifications: Measurement Range: 0.05 m to 150 m Typical Measurement Accuracy: ± 1 mm Laser Power: 0.75 to 0.95 mW Resolution: 0.1 mm (Distance measurement) Tilt Measuring Range: ± 90 degrees Tilt Resolution: 0.0001 degrees Tilt Measurement: 3-axis (with respect to gravity direction) Protection Rating: IP-68 (protected against dust and capable of withstanding immersion in water up to 2 meters for up to 2 hours) This equipment is designed to ensure high precision and durability, meeting the rugged demands of tunnel environments while providing reliable data for infrastructure monitoring and analysis.

Supply and installation of Aluminium Alloy Mounting Brackets for optical tilt meter and track settlement tiltmeter Installation of swivel-type aluminum alloy mounting brackets designed for secure sensor placement at specified locations. The brackets come with precise dimensions and specialized features to ensure robust and reliable sensor mounting. Specifications: Box Dimensions: 100 x 100 x 61 mm Overall Dimensions: 150 x 120 x 61 mm Fastener Details: Clearance holes for M4 hexagon socket head cap screws on the bottom Blind holes for M5 screws on the lateral side Epoxy Specifications: Application: Concrete to Metal Specific gravity:- Hardener: 1.60 Resin: 1.63 Flashpoint:- Harhener:>200°F(93°C); Resin:>250°F (96°C) Base Composition: Epoxy resin / Polymercaptan hardener Cure Time: 15 to 20 minutes Application Temperature: 39°F (4°C) to 95°F (35°C) These brackets are designed for long-lasting performance in varying environmental conditions, offering flexibility for sensor installation with effective material bonding.

Supply and installation of LSH-14/LS-26500/SAFT 3.6V C-Size High Energy Lithium Battery Specifically, the LSH-14/LS-26500 model from SAFT is designed to power wireless sensor systems and data loggers in long-term field applications. Specifications: Battery Type: LSH-14 / LS-26500 / SAFT 3.6V, C-Size high energy, lithium battery Voltage: 3.6V Capacity: High-energy, designed for extended operational life and reliable performance in demanding conditions Battery Life: > 22 years (at 1-hour sampling rate), ensuring long-term autonomy with minimal maintenance needs Application: Suitable for use in industrial monitoring systems, such as wireless tilt meters and data loggers Intended Use: Wireless 3-Axis Laser Tiltmeter: 2 batteries per unit, powering a 3-axis tilt sensor for accurate tilt measurements in track monitoring and structural assessments. Wireless Data Logger (Node): 4 batteries per unit, designed for connecting to VW strain gauges, enabling wireless data transmission and monitoring in infrastructure or tunneling projects. Wireless Tilt-Meter for Track Monitoring: 2 batteries per unit, to support continuous tracking and monitoring of infrastructure conditions. These lithium batteries offer a long service life, high energy density, and reliability, making them ideal for remote sensing applications where long-lasting, low-maintenance power sources are critical. They are compatible with the devices outlined above, ensuring seamless operation over extended periods in harsh environmental conditions.

Supply of Vibrating Wire (VW) Strain Gages for Monitoring Applications specifically designed for precise strain measurement in monitoring applications inside stations and tunnels. These strain gages play a crucial role in ensuring the structural integrity and safety of critical infrastructure by continuously monitoring strain in real-time in Station, Tunnel & Station. Specifications: Strain Range: 0 to 3000 microstrains, suitable for a wide range of structural monitoring applications Type: Arc weldable / Surface mountable, offering flexibility for various installation methods depending on the monitoring environment and the need to provide installation supporting accessories. Accuracy: ± 0.5% Full-Scale Deflection (FSD), providing reliable and precise strain measurements Sensitivity (Normal): 4.043 microstrains per digit, ensuring high sensitivity and accurate data capture Active Gage Length: 150 mm, optimized for measuring strain over a typical range of structural materials Cable Length: 5 meters, allowing for flexible installation and easy connectivity in large or complex monitoring systems Protection Rating: IP-68 (dustproof and waterproof, capable of withstanding immersion in water up to 2 meters for 2 hours), ensuring reliable performance in harsh environmental conditions These Vibrating Wire Strain Gages are engineered for durability and precision, offering a long-lasting solution for structural health monitoring. With their robust construction and high protection standards, they are ideal for deployment in demanding environments such as tunnels and station infrastructures, where reliability and accuracy are essential.

Supply and installationof Wireless Data Logger (Node) for VW Strain Gages designed to interface with Vibrating Wire (VW) Strain Gages for continuous, real-time monitoring and data transmission. These data loggers are equipped with LoRa long-range communication capabilities, offering high flexibility and reliable performance, especially in remote or difficult-to-reach locations. Battery-powered for ease of deployment, the loggers are ideal for infrastructure monitoring in tunnels and stations. Specifications: Channels: 5 channels for simultaneous measurement of strain, allowing for efficient multi-sensor data collection; Time Synchronization: Accuracy within ± 30 seconds, ensuring synchronized data logging across multiple units for precise monitoring, Measuring Range: 300 to 7000 Hz, suitable for capturing a broad spectrum of strain measurements, Resolution: < 0.01 Hz, providing high-precision frequency measurements, Protection: IP-68 rated, offering dustproof protection and resistance to water immersion (up to 2 meters for 2 hours), Surge Protection: Complies with IEC6100-4-5 Class test level (+/- 1 KV, 2 Ohms), ensuring resilience against electrical surges and enhancing durability in harsh environments Communication: Long-range LoRa protocol with up to 4 km communication range in urban environments, providing reliable data transmission over extended distances Power Source: Battery-powered for extended operational life, minimizing the need for frequent maintenance or power source replacement in remote locations, Configuration: Easily configurable through an Android Configuration App, enabling quick setup and adjustments in the field External Antenna: Includes an external antenna with surge protection for improved signal reception and enhanced communication reliability in complex environments These Wireless Data Loggers are ideal for deployment in tunnels and stations, offering robust and long-range connectivity for continuous strain monitoring. Their simple configuration process and high protection standards ensure reliable performance even in challenging conditions, making them a valuable tool for infrastructure health monitoring and data collection.

Supply of Aluminium alloy External mounting brackets (set of 2) for wall mounting Box dimensions: 100x200x61 mm Overall dimensions: 140x220x61 mm Clamping range Dia : 4-10mm Epoxy Specifications: Application: Concrete to Metal Specific gravity:- Hardener: 1.60 Resin: 1.63 Flashpoint:- Harhener:>200°F(93°C); Resin:>250°F (96°C) Base Composition: Epoxy resin / Polymercaptan hardener Cure Time: 15 to 20 minutes Application Temperature: 39°F (4°C) to 95°F (35°C) These brackets are designed for long-lasting performance in varying environmental conditions, offering flexibility for sensor installation with effective material bonding.

Supply and installation of Wireless 3-Axis Tilt Meter designed for track monitoring, complete with an integrated antenna and with software configuration. The system enables easy configuration, management of connectivity with a gateway, and analysis of radio coverage and frequency response. The tilt meters are equipped with substantial memory for recording data, including time-executed events, to support long-term monitoring of track alignment and infrastructure health in tunnels. Specifications: Tilt Measurement Range: 0 to 90 degrees concerning gravity, ensuring precise detection of tilt in multiple axes Memory Capacity: Up to 140,000 data points, including time-stamped events, for extensive data logging and analysis Protection Rating: IP-68 (dustproof and waterproof, capable of withstanding immersion in water up to 2 meters for 2 hours), ensuring reliable operation in harsh environmental conditions Wireless Connectivity: The tilt meters are equipped with wireless communication capabilities for easy integration with a central gateway Configuration Software: Software included for configuring the tilt meter, managing wireless connectivity, and analyzing coverage and frequency response, making installation and operation simple and efficient These Wireless 3-Axis Tilt Meters are ideal for monitoring track stability and alignment in tunnel environments. Their robust design, high memory capacity, and advanced wireless features make them a reliable solution for infrastructure monitoring, ensuring long-term performance with minimal maintenance.

Supply and installation of Connectivity System for Real-Time Monitoring of Sensor Data featuring a Gateway equipped with integrated technologies for GPS, 4G, and LoRa communication. The system is designed to support local data access and is fully compatible with cloud-based software, operating within the license-free radio frequency range for India. Specifications: Gateway Features: Integrated Internal Antenna: For GPS, 4G, and LoRa connectivity Connectivity Management Tool (CMT) Edge Software: Embedded in the Gateway for easy configuration and management Band Pass Cavity Filter: 865-868 MHz for reliable signal transmission in the specified frequency range Vertical Omni-Directional Antenna Kit: 3 dBi for 868 MHz ± 5 MHz, 30 cm long, providing extended range and stable communication Network Interfaces: 10/100 Ethernet WAN (RJ45 PoE) for reliable network connectivity 5G Modem with GSM/GPRS/EDGE coverage for enhanced data communication Ethernet Port: Provided for additional network flexibility Power Supply: 220 V AC or ± 48 V DC through PoE (RJ-45) isolated power for versatile power options Protection Rating: IP-67 (dustproof and waterproof, ensuring durability in harsh environments) This Connectivity System ensures seamless integration for real-time data transmission from sensors to the cloud or local systems, supporting advanced monitoring capabilities and reliable communication across diverse applications. With its versatile network interfaces and robust protection, the system is suitable for deployment in demanding environments.

Supply and installation of Vertical omni-directional antenna kit Specifications: Frequency Range: 868 MHz ± 5 MHz Gain: 3 dBi for enhanced signal strength and coverage Length: 30 cm for optimal installation in a variety of setups This omni-directional antenna offers broad coverage in all directions, ensuring consistent and reliable communication for IoT, sensor networks, and other wireless systems operating in the specified frequency range. The antenna is ideal for use in applications requiring stable, long-range wireless connectivity.

Supply and installation of Repeater for transfer of data from node hassle free in case of any obstacles like ramps / curves in both upline and downline.

Description of Work / Item(s)

Amount

Supply of Systems and Software

Supply of REAL TIME MONITORING SOFTWARE -( Secure & reliable Cloud based solution) for collecting and analyzing measurements.To monitor data from sensors in real time, with graphs, (SMS)-customizable Alarms (Alerts), automatic generation of reports , Complete online configuration. Instruments Installation report,Weekly instrument data report & Monthly data Report need to be submmited soft copy and hard copy to the client. (including required cloud based storage for all the instruments. This cloud storage will ensure that all data is safely backed up and accessible remotely for analysis and review, minimizing the risk of data loss. The proposed Real-Time Monitoring Software solution will offer secure, reliable, and efficient monitoring and data analysis for all the installed sensors. The cloud-based system will facilitate easy configuration, real-time monitoring, and timely alerts to ensure continuous performance tracking with multiple users. Additionally, the system will automate the reporting process, providing both soft and hard copies of the required documentation to the client. This solution will enhance operational efficiency, improve data accessibility, and ensure timely response to any issues during the project lifecycle. The Licence validity should be for a minimum period of 2 years.

Supply of System for displaying data with necessary storage capacity for storing data for continuous monitoring. Dell Precision 3660 Tower with UPS 600 VA CTO Dell 24 Monitor - E2423H Precision 3660 Tower CTO BASE 13th Generation Intel Core i9-13900K (36MB Cache, 24 Core (8+16), 3.0GHz to 5.8GHz (125W)) TDP VR Heatsink Windows 11 Pro, MS office 365 (Latest Version), Antivirus Dell Precision 3660 Tower with 1000W (80 Plus Platinum) PSU, RPL and ADL Compatible, V2 32GB 2x16GB DDR5 UD ECC, V2 Nvidia T400 4GB, 4GB, 3 mDP to DP adapter (Precision 3660) C5 M.2 SSD Boot + 3.5" SATA 1TB 7200rpm SATA 3.5" HDD Multimedia Wired Keyboard - KB216 Black - US International Wired Mouse System Power Cord India 6A Intel Core i9 Processor Label Intel Rapid Storage Technology Driver, Precision 3660T Internal Speaker for Precision Regulatory Label for Precision T3660, 1000W ICC Dell Precision TPM ,Document for MUI (English, Khemer, Bahasa Indonesia, Arabic, Spanish) Quick Setup Guide, Precision 3660,ENERGY STAR Qualified,EPEAT 2018 Registered (Silver) ProSupport and Next Business Day Onsite Service Initial, 12 Month(s) ProSupport and Next Business Day Onsite Service Extension, 24 Month(s)

Description of Work / Item(s)

Amount

Notes: 1. The engineers will be responsible for regular field checks, ensuring that all sensors are functioning correctly and recalibrating as needed. They will also manage the relocation of sensors based on the construction schedule and feasibility at different stages of the flyover construction. The team head should attend the Weekly review meetings every week. 2. The IT / Data specialist will ensure that data from the sensors is properly collected, stored, and maintained, and will provide periodic data analyzing reports, Monthly, weekly report to the project management team.

INSTALLATION AND MONITORING

Manpower for Installation & Monitoring The project involves the installation, monitoring, and maintenance of strain gauges and optical displacement sensors, including tilt meters (tiltmeters), to track settlement along the construction of flyover. These sensors will be installed at every feasible location within the tunnel and station premises, specifically on both the upline and downline, during the construction phase. The sensors will be integrated with data loggers to monitor the settlement and ensure structural integrity. The contactor should take the existing tunnels as-built survey for recording purposes and after installation, the coordinates should be recorded for software mapping purposes, and the agency must ensure the continuous availability of the total station and survey surveyor requirement throughout the entire project until completion. Sensors will be relocated at desired locations as per the construction timeline, and based on the feasibility of construction activities in both upline and downline sections. The team will coordinate with the construction team to ensure that monitoring equipment is installed at optimal locations throughout the project.

TELECON SYSTEMS LIMITED (BID ID -3178798)

TELECON SYSTEMS LIMITED (BID ID -3178798)

Encardio-rite Electronics PVt Ltd (BID ID -3178998)

Encardio-rite Electronics PVt Ltd (BID ID -3178998)