Larsen & Toubro Wins Significant LIGO India Observatory Contract Worth ₹1000-2500 Crores
Larsen & Toubro has secured a major contract worth ₹1000-2500 crores from the Department of Atomic Energy for establishing the LIGO India Observatory in Maharashtra. The project involves comprehensive engineering, procurement and construction of specialized high-precision infrastructure for gravitational wave detection, reinforcing L&T's expertise in complex scientific projects.

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Larsen & Toubro has officially announced securing a significant contract from the Department of Atomic Energy for the LIGO India Observatory project. The company issued a formal press release under Regulation 30, confirming this major win that adds substantial value to its order book and reinforces its position in complex scientific infrastructure development.
Contract Details and Scope
The comprehensive contract involves two business verticals of L&T - Heavy Civil Infrastructure (HCI) and Heavy Engineering (HE) - working jointly on this prestigious project. The LIGO India Observatory will be established at Aundha in Maharashtra's Hingoli district.
| Parameter: | Details |
|---|---|
| Contract Value: | ₹1000-2500 crores (Significant category) |
| Client: | Department of Atomic Energy, Government of India |
| Location: | Aundha, Hingoli district, Maharashtra |
| Timeline: | 48 months |
| Business Verticals: | Heavy Civil Infrastructure & Heavy Engineering |
Technical Specifications
L&T's project scope encompasses comprehensive engineering, procurement and construction of vibration sensitive specialised high-precision civil infrastructure. The technical requirements include manufacturing and installation of ultra-high vacuum compatible 8 KM beam tube and critical equipment for vacuum infrastructure.
The project also involves integration of mechanical, electrical, HVAC, fire protection, vacuum control, monitoring system and all support utilities, demonstrating the complexity and technical sophistication required for this scientific facility.
Project Significance
LIGO (Laser Interferometer Gravitational Wave Observatory) is used for detection of gravitational waves caused by cataclysmic cosmic events through multikilometer-scale wave detectors using laser interferometry. This initiative represents one of India's flagship 'Mega Science' projects, developed through collaboration between premier Indian research institutions including RRCAT and IPR, and the LIGO Laboratory of the United States, with support from Caltech and MIT.
Strategic Impact
This prestigious order reinforces L&T's strong track record and proven expertise in delivering complex projects in the field of science and technology. The formal announcement under Regulation 30 highlights the materiality of this contract win for the USD 30 billion Indian multinational, which has maintained leadership in its major lines of business for eight decades through a strong customer-focused approach and constant quest for top-class quality.
Historical Stock Returns for Larsen & Toubro
| 1 Day | 5 Days | 1 Month | 6 Months | 1 Year | 5 Years |
|---|---|---|---|---|---|
| +0.88% | -12.16% | -16.88% | -3.08% | +8.85% | +133.83% |


































