How to retrieve Primary Vertical Control information through the CSRS Online Database?
• Log into the CSRS Online Database (free but requires a Username and Password which is obtained online); • Click on the CSRS Database Request button; • Select the type of area search (example Radial Search); • Input coordinates of search area (example latitude, longitude and radius); • Select “Primary Vertical Control Network (CGVD28)” and click the “Submit Query” button; • The system will return number of stations found; • Press “Submit” button to see report file.
