Power
Hydro Power Engineering

Realizing the immense potential of hydro-power generation, WAPCOS has developed a core wing fully equipped with the wherewithal to meet the challenges in this fast growing sector. One of the key capabilities is our expertise and rich experience in providing consultancy from inception to commissioning of hydroelectric projects of all kinds and magnitude.
Environmental Impact Assessment & Environmental Management Plans Implementation Phase
- Preparation of tender documents
- Pre-invitation & qualification of bidders
- Evaluation of bids
- Hydraulic model studies
- Detailed engineering designs and construction drawings of various civil structures
- Installation of electro-mechanical & hydro-mechanical equipment
- Implementation phase quality control
- Implementation phase field advice
- Operation and maintenance
Detail Project Report Phase Topographical and Hydro-graphical Surveys
- Establishment of survey controls
- Detailed topographical survey & mapping
- Precision survey for establishing alignments
- Quantity survey
- Hydro-graphical surveys
Geological & Geo-technical Investigations
- Remote sensing and aerial photo studies
- Geophysical studies
- Ultrasonic measurements and vibration monitoring techniques
- Geo-technical evaluation by exploratory drilling, drifting
- Geological mapping
- Rock mechanics and soil mechanics testing
- Engineering classification of rock masses
- Seismological studies
- Construction material surveys
Design Engineering
- Project layout
- Optimization study with respect to project components
- Design and drawings of civil, electro-mechanical and hydro-mechanical works
- Hydrological studies
- Power potential studies
- Power optimisation studies
- Dam break studies
- Hydraulic transient studies
- Cost estimates for civil engineering works, electro-mechanical and hydro-mechanical equipment
Prefeasibility Phases
- Identification of sites
- Selection of sites
- Hydrological & hydro meteorological studies
- Energy benefit studies
- Preliminary environmental impact studies
- Preliminary planning & designs of components including infrastructure
- Cost estimates and economic evaluation
Core Consultancy
- Small Hydro, solar and tidal power development
Thermal Power

The consultancy services for a number of Thermal Power projects as detailed below:
Consultancy Services
- Survey and investigation
- Pre-feasibility & feasibility studies
- Detailed Project Reports (DPR)
- Detailed design & engineering
- Monitoring
- Construction management
- Cost estimates with associated civil works
- Preparation of tender documents
- Evaluation of bids
- Award of contract
- Review of vendor drawings for civil and electrical equipment
- Construction supervision
- Power system protection
- Testing and commissioning
Pumped Storage Projects

Pumped Storage Technology is increasingly gaining prominence due to its inherent advantages such as Quick on/off response of turbine, quick Response to generation variability to stabilise grid and being the best mechanism to help integrate the intermittent energy resources with system in order to help improve grid efficiency. WAPCOS has extensive experience in the field of Pumped storage projects since more than 2 decades. It has successfully provided consultancy services from Concept to Commissioning, for Purulia Pumped Storage project, (900 MW) in West Bengal which is under operation. Currently we are providing consultancy services for Turga Pumped Storage Project, (1000 MW), West Bengal, Kundah Pumped Storage Project, (450 MW), Tamil Nadu and Upper Indravati Pumped Storage Project, (600 MW), Odisha.
Consultancy Services
- Review & guidance of hydro-meteorological survey
- Geo-technical investigations
- Topographical survey and power system studies
- Preparation of Detailed Project Report
- Study of geological and geo-technical data and investigation
- Preparation of preliminary design
- Environmental impact assessment
- Socio-economic impact assessment
- Preparation of cost estimates of works
- Economic evaluation of scheme
- Review of DPR (Detailed Project Report) activities and assessment of additional investigation and tests requirement.
- Preparation of Detailed Design, Project Schedule and Tender Engineering, Evaluation of Tender and recommendations.
- Preparation of construction drawings, approval of vendor’s drawings and supervision of construction works at site, preparation of as build drawings and completion report, quality procedure, inspection, testing, progress.
Transmission & Distribution

The consultancy services for a number of Power Transmission & Distribution projects is detailed below:
Consultancy Services
- Review of site-specific designs for main equipment including complete civil and structural layouts, supervision, testing & commissioning, protection & control, lighting, grounding system etc. for turnkey projects
- Preparation of project implementation schedule
- Finalization of project components for implementation
- Project management
- Application of quality control techniques
- Preliminary and reconnaissance survey for substation and transmission lines
- Power system studies
- Day to day construction supervision services for substations and transmission lines
- Preparation of single line layout, cable schedules, grounding mat design of substation, metering and protection drawings etc.
- Civil works such as foundation drawings, control room, trench drawings, firefighting, soaking pits etc. for electrical equipment
- Preparation of project and inception
- Pre-qualification criteria for selecting contractor/ equipment supplier
- Design Engineering of electrical and associated civil works
- Preparation of detailed tender documents & project specifications for substation and transmission lines
- Selection of route alignment for transmission lines & sites for substations
- Tower spotting, tower loading calculations and Sag-tension chart
- Preparation of tender documents
- Evaluation of tender documents, finalization of contract awards including selection of vendor
- Review and approval of vendor drawings and design
- Inspection & testing of equipment and material, approval of inspection report as per national and international standards for the materials for transmission and distribution of electrical power
- Pre-qualification of vendors
- Post-qualification of vendors
- Assessment of vendors by physical verifications
- Contents of quality plans
- Approval of quality plans of vendors
- Approval of quality plans of sub-vendors
- Clearances of customer hold points at various stages of verification and acceptance in specification
Rural Electrification

Realizing the immense potential of hydro-power generation, WAPCOS has developed a core wing fully equipped with the wherewithal to meet the challenges in this fast growing sector. One of the key capabilities is our expertise and rich experience in providing consultancy from inception to commissioning of hydroelectric projects of all kinds and magnitude.
Environmental Impact Assessment & Environmental Management Plans Implementation Phase
- Preparation of tender documents
- Pre-invitation & qualification of bidders
- Evaluation of bids
- Hydraulic model studies
- Detailed engineering designs and construction drawings of various civil structures
- Installation of electro-mechanical & hydro-mechanical equipment
- Implementation phase quality control
- Implementation phase field advice
- Operation and maintenance
Detail Project Report Phase Topographical and Hydro-graphical Surveys
- Establishment of survey controls
- Detailed topographical survey & mapping
- Precision survey for establishing alignments
- Quantity survey
- Hydro-graphical surveys
Geological & Geo-technical Investigations
- Remote sensing and aerial photo studies
- Geophysical studies
- Ultrasonic measurements and vibration monitoring techniques
- Geo-technical evaluation by exploratory drilling, drifting
- Geological mapping
- Rock mechanics and soil mechanics testing
- Engineering classification of rock masses
- Seismological studies
- Construction material surveys
Design Engineering
- Project layout
- Optimization study with respect to project components
- Design and drawings of civil, electro-mechanical and hydro-mechanical works
- Hydrological studies
- Power potential studies
- Power optimisation studies
- Dam break studies
- Hydraulic transient studies
- Cost estimates for civil engineering works, electro-mechanical and hydro-mechanical equipment
Prefeasibility Phases
- Identification of sites
- Selection of sites
- Hydrological & hydro meteorological studies
- Energy benefit studies
- Preliminary environmental impact studies
- Preliminary planning & designs of components including infrastructure
- Cost estimates and economic evaluation
Core Consultancy
- Small Hydro, solar and tidal power development
Non-Conventional Sources of Energy

The consultancy services for a number of Non-Conventional Sources of Energy projects is detailed below:
Core Consultant
- Power plant location/ Power plant capacity
- Radiation and site sensitivity analysis
- Technology selection
- Technical feasibility
- Financial feasibility
- Uncertainty analysis
- DPR preparation
- Bid document preparation
- Detailed financial modelling for the solar projects
- Plant performance analysis
- Power capacity of the plant
- Incentive structure
- Tariff structure
- Scheme implementation
- Project execution plan