Druk Green Power Corporation Limited (DGPC) is an ISO certified company that manages complete value chain of hydropower assets of Bhutan. The current installed capacity is 1,615 MW, with several mega hydropower projects under various stages of construction. With over 30 years of  experience in hydropower, Druk Green Consultancy (DGC) was established to build competencies in hydropower development to provide expert services within the country, and eventually provide services beyond the Kingdom.

DGC has acquired sufficient expertise and experience in investigation, planning, engineering & design, construction and contracts management of large hydropower projects, including environment & social impact management. Currently, DGC has 27 employees with masters degree from universities across the world. It has well trained and experienced professionals. DGC has already started providing expert services to the existing hydropower plants and to the ongoing projects in Bhutan.

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Survey of Singye Dzong

Vision

“Team of motivated and committed professionals, competent to provide international standard services in developing hydropower resources from water to wire”
DGC
THP

Missions

  1. Take a lead role in accelerating hydropower development in the Kingdom in a sustainable, safe & environment friendly manner.
  2. Develop in-house competencies from concept to commissioning including construction and contracts management.
  3. Provide consultancy services for carrying out hydropower development from inception to commissioning at an international level.
  4. Create a good working environment with long term career prospects whereby employees will nurture a culture to learn, grow and put their best efforts and maintain high degree of safety.
  5. Conduct hydropower trainings, seminar & conferences at regional/ international levels for sharing of experiences and technology.
  6. Adopt best international standards and practices in hydropower sector.

RIVER BASIN STUDIES

  • Identification of Sites
  • Selection of sites
  • Desktop studies
  • Reconnaissance studies
  • Pre-feasibility studies
  • Hydrological & hydrometeorological study and assessment
NA-I-Gauge
Survey of Singye Dzong

DETAILED SURVEY & INVESTIGATION

  • Topographical survey & mapping
  • Precision survey for establishing alignments
  • Control survey
  • River survey
  • Deformation survey of civil structures
  • Gauge

GEOLOGICAL & GEOTECHNICAL INVESTIGATION

  • Geological investigation planning
  • Surface geological and geotechnical mapping
  • Geotechnical evaluation by exploratory drilling & trenching/pitting
  • Remote sensing and aerial photo studies for evaluation of terrain
  • Engineering geophysical studies using seismic refraction, seismic tomography, resistivity imaging, ultrasonic measurements, multichannel analysis of surface waves (MASW) and vibration monitoring techniques
  • 3-D Drift logging
  • Engineering rock mass classification
  • Construction material surveys
  • Landslide and slope monitoring studies
  • Geotechnical instrumentation monitoring
  • Application of GIS techniques, LisCAD and civil 3D
  • Geotechnical assessment of civil structures based on surface & subsurface exploration
Direct Shear Test at Dam Axis drift on the Left bank
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ENGINEERING & DESIGN

  • Project layout
  • Optimisation study with respect to project components
  • Design and drawings at DPR level for civil, electromechanical & hydromechanical works
  • Water availability assessment
  • Diversion flood estimation
  • Design flood estimation
  • Power potential studies
  • Dam break analysis
  • Hydraulic transient analysis
  • Sedimentation studies

COST ENGINEERING

  • Formulation of technical specifications
  • Cost estimation
  • Rate analysis
  • Construction material survey
  • Project cost phasing
  • Financial evaluation
  • Power market and tariff studies
  • Sensitivity analysis
  • Financial viability assessment
Nikachhu
Environmental Compliance Monitoring at CHP (Water Quality Test)

ENVIRONMENTAL, SOCIAL & CDM STUDIES

  • Environmental & social impact assessment studies
  • Preparation of environmental management plans
  • Preparation of resettlement & rehabilitation plan
  • Preparation of environmental application including processing for statutory clearances
  • Stakeholder consultations
  • CDM studies including CDM viability assessment and preparation of project design document
  • Environmental compliance monitoring
  • E-flow assessment

PROJECT REPORTS

  • Preparation of feasibility reports/detailed project reports
  • Appraisal of DPR
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3D of Corporate Office

INFRASTRUCTURE PLANNING & MANAGEMENT

  • Planning and layout of infrastructural facilities
  • Construction scheduling
  • Construction planning
  • Detailed design and drawing for infrastructure facilities
  • Coordinated project management
  • MIS reporting
  • Quality assurance and control

EQUIPMENT PLANNING & MANAGEMENT

  • Construction methodology
  • Construction equipment planning
  • Material planning
  • Planning and evaluation of work cycle
  • Construction scheduling
  • Contracts management
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THP Powerhouse

TESTING & COMMISSIONING

  • Planning of erection of hydropower plant
  • Review of commissioning activities
  • Testing and commissioning methods and schedules
  • Site acceptance tests
  • Quality Assurance

RENOVATION, MODERNISATION & UPRATING OF HYDROPOWER PLANTS

  • Modernisation and uprating of hydropower plant studies
  • Residual life assessments
  • Assessment of stability of civil structures
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Dagachhu

DAM SAFETY

  • Dam safety assessments
  • Disaster management plan
  • Emergency action plan
  • Inspection
  • Stability analysis of dams and associated structures

TRAINING/HUMAN RESOURCE DEVELOPMENT

  • Planning training interventions
  • Refresher course/workshops on management of hydropower assets
  • Special training courses for design and engineering, underground works like tunneling and use of related equipment, environment management, geology & geotechnical issues and power potential studies
ITA 2017

 Project: Bhutan Hydropower Services Limited, Sarpang
 Services: Feasibility study and design & engineering of infrastructure

Project: Singye Dzong Micro HPP, Lhuentse
Capacity: 30 kW
Services: DPR and tender document of EM equipment

Project: Nikachhu HPP, Trongsa
Installed Capacity: 118 MW
Services: Pre-feasibility, feasibility & DPR and preparation of tender documents

Project: Druk Bindu I & II SHPP, Samtse
Capacity:
26 MW (18 & 8)
Services:
DPR

Project: Dorjilung HPP, Lhuentse
Capacity: 1,125 MW
Services: DPR and statutory & environment clearance of projects

Project: Nyera Amari I&II HPP, Samdrupjongkhar
Capacity: 404 MW (112 & 292)
Services: Pre-feasibility & DPR and statutory & environment clearance of projects

Project: BHUTAN AUTOMATION, Chhukha
Services: Design & engineering of office and production facility

Project: Jomori HPP, Samdrup Jongkhar
Capacity: 85 MW Services: Pre-feasibility report

Project: Kuri-Gongri HPP, Mongar
Capacity: 2,640 MW
Services: Infrastructure planning

Project: DGPC HPPs and subsidiaries, Bhutan
Services: Hydrological analysis and inspection & monitoring of dams

Project: Tsibjalumchhu Diversion Scheme, Chhukha
Services: Pre-feasibility report and complete construction management

Project: Kurichhu Hydropower Plant Augmentation Project, Mongar
Capacity: 76 MW
Services: DPR

Project: Punatsangchhu I&II HPP, Wangduephodrang
Capacity
: 1,200 MW & 1,020 MW
Services:Design & engineering of balance infrastructure works,Consultancy for geotechnical instrumentation and vibration monitoring for PHEP II, Engagement of senior engineers in projects construction

Project: Kholongchhu HPP, Trashiyangtse
Capacity
: 600 MW
Services
: Consultancy for registration as Clean Development Mechanism (CDM) project, Engagement of engineers in project construction

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