CORS – Continuously Operating Reference Station

Project Name: National Geodetic Framework – Establishment of Continuously Operating Reference Station
Client: Presidential Technical Committee On Land Reforms (PTCLR), Office Of The Secretary To The Government Of The Federation, The Presidency
Country: Nigeria

Sivan Design in partnership of Geometral and Segal of Portugal was responsible for the project, which was headed by prof. Rui Fernandes.The project included procurement and Installation of GNSS/CORS equipment (Trimble Net 9 and accessories with three years guarantee/maintenance period with alternative power source (Inverter and Solar Panel), at Owerri, Imo State, Nigeria.



Installation of CORS – Continuously Operating Reference Station


 Description of the services provided

The project included many activities and services all of which were provided by Sivan Design:

  • Installation of Permanent Stations
    • Survey of locations
    • Construction of physical monument
    • Installation of Equipment
    • Tests and Starting of Observations
  • Upgrade of Control and Analysis Centre
    • Installation of equipment
    • Installation of software
    • Tests
  • Computation of rigorous coordinates of the stations in ITRF2008
    • Data processing
    • Connection to ITRF and AFREF
  • Support to Operational phase
    • Data collection and archive
    • Estimation of position time-series
    • Support to local activities