210 likes | 315 Views
The INDOT CORS 2007 Indiana GIS Conference March 13, 2007. By William A. Schmidt, PE, LS Manager of Aerial Engineering, INDOT Thomas A. Mahon, PE, LS Survey Group Manager, Woolpert Inc. Continuously Operating Reference Station Operated by Others Operates continuously
E N D
The INDOT CORS2007 Indiana GIS ConferenceMarch 13, 2007 By William A. Schmidt, PE, LS Manager of Aerial Engineering, INDOT Thomas A. Mahon, PE, LS Survey Group Manager, Woolpert Inc
Continuously Operating Reference Station Operated by Others Operates continuously Data available for Post-Processing Data may be available in real-time What is a CORS?
Single coordinate system Uniform precision No need to setup base stations Avoids base station radio issues Frees up base stations as rovers Increases productivity Ease of use Advantages of a CORS
INDOT’s Primary Network17 New Stations plus Bloomington (IUCO)
Primary Stations Indiana Department of Transportation Secondary Stations Other State Agencies Municipalities/Counties (Possibly) Higher Education (Possibly) Private Contractors (Not at this time) Station Sponsors
INDOT to Fund Primary Network Indiana Office of Technology (IOT) to Maintain Servers Servers dedicated to INDOT CORS Network Administration
Initial Capital Costs Primary Network: $400,000 Secondary Network: $800,000 Annual Operating Budget: to be determined Hardware and Software Upgrades Additional User Licenses Network Administration Budgets
Procurement Bids – March 2007 Bids Received – April 2007 Bid Awarded – April 2007 Begin Primary Installations – May 2007 Complete Primary Installation, including operational network – December 2007 Begin Secondary Installation – August 2007 Complete Secondary Installation - TBD Schedule
Post-Processing Free & Available thru www, location to be determined Real-Time Kinematic Controlled by user name and password Up to 250 concurrent users w/o paying for additional access licenses May develop a fee-based system of access to support maintenance and upgrades CORS Access
Real-Time Differential Coast Guard Beacons (10 m h 68%) WAAS FAA (7 m h&v 95%) Third Party Vendors Omnistar (submeter 95%) INDOT CORS (subdecimeter 95%) Potential fee schedule similar to RTK CORS Access (Cont’d)
Questions? INDOT CORS