Patel Engineering Secures ₹230.70 Crore Contract for Bhutan's Largest PPP Hydroelectric Project
Patel Engineering Limited has been awarded a BTN/INR 230.70 crore contract for pre-construction works of the 1,125 MW Dorjilung Hydroelectric Power Project in Bhutan, the country's largest hydro project under PPP model. The scope includes construction of diversion tunnels, intermediate adit, highway road tunnel, and hydromechanical works, with a 300-day construction period. This strategic project strengthens regional energy security and reinforces Patel Engineering's commitment to renewable energy sector expansion.

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Patel engineering Limited has secured a significant contract worth BTN/INR 230.70 crore (excluding taxes) for pre-construction works of Bhutan's largest hydroelectric project under the Public-Private Partnership model. The Letter of Award (LOA) was issued by Dorjilung Hydro Power Limited (DHPL), a joint venture between Druk Green Power Corporation Limited (DGPC), Bhutan and Tata Power Company Limited (TPCL), India, for the prestigious 1,125 MW Dorjilung Hydroelectric Power Project.
Project Overview and Strategic Significance
The Dorjilung Hydroelectric Power Project represents a landmark initiative in Bhutan's energy sector, designed to support the nation's domestic energy aspirations while enabling the export of surplus clean power to India. This strategic project aims to strengthen regional energy security and marks a significant milestone in Bhutan's renewable energy development.
| Parameter: | Details |
|---|---|
| Contract Value: | BTN/INR 230.70 crore (excluding taxes) |
| Project Capacity: | 1,125 MW |
| Client: | Dorjilung Hydro Power Limited (DHPL) |
| Location: | 7 km from Autsho town, Mongar Dzongkhag, Bhutan |
| Construction Period: | 300 days |
| Defects Notification Period: | One year |
Scope of Work Under Package I
Under Package I, Patel Engineering Limited will execute comprehensive civil and hydromechanical works for the Dorjilung Hydroelectric Power Project. The scope encompasses several critical infrastructure components that form the foundation of this major hydroelectric facility.
The civil works include:
- Construction of two diversion tunnels of 11.00 m diameter with lengths of 930 m and 821 m respectively
- An intermediate adit of 7 m finished diameter and 116 m length
- A highway road tunnel featuring D-shaped cross section measuring 11 m × 7.50 m and 500 m in length
The hydromechanical works comprise four sets of vertical lift fixed wheel gates, essential for the project's operational efficiency and water management systems.
Management Commentary
Commenting on this significant development, Ms. Kavita Shirvaikar, Managing Director of Patel Engineering Limited, expressed her enthusiasm about the project. She highlighted that hydropower represents a cornerstone of Bhutan's energy future and emphasized the company's commitment to delivering world-class engineering solutions. The Managing Director also noted that this project presents an opportunity to strengthen the long-term partnership with Bhutan in the renewable energy sector.
Ms. Shirvaikar further indicated that Patel Engineering is actively exploring additional opportunities in hydropower development in Bhutan and other neighboring countries, reaffirming the company's commitment to sustainable growth and regional collaboration.
Company Background and Expertise
Patel Engineering Limited, established in 1949, brings 76 years of experience to this prestigious project. The company has built a strong presence in hydropower, tunnelling, and irrigation segments with a consistent track record in executing projects both domestically and internationally.
| Achievement: | Count |
|---|---|
| Completed Dams: | Over 85 |
| Hydroelectric Projects: | 40 |
| Tunnelling Experience: | More than 300 km |
The company's extensive portfolio and proven expertise in hydroelectric projects position it well to execute the complex requirements of the Dorjilung project. Most of PEL's clients are central PSUs or state government organizations, demonstrating the company's credibility in handling large-scale infrastructure projects.
Historical Stock Returns for Patel Engineering
| 1 Day | 5 Days | 1 Month | 6 Months | 1 Year | 5 Years |
|---|---|---|---|---|---|
| -0.16% | -1.04% | -12.34% | -33.58% | -38.13% | +133.33% |
How will the completion of the 1,125 MW Dorjilung project impact India's energy import portfolio and bilateral trade relations with Bhutan?
What additional hydropower opportunities is Patel Engineering targeting in Bhutan and neighboring countries following this contract win?
Could this project serve as a template for expanding Public-Private Partnership models in Bhutan's infrastructure sector?


































