Caltrans - District 6
Malcolm Dougherty
District 6 Director
Serving Fresno, Kern, Kings, Madera, and Tulare Counties
District 6 Land Surveys
- D6 Land Surveys Home
- Central Valley Spatial Reference Network (CVSRN) Home
- CVSRN Map
- D6 Land Surveying FAQ

Land Surveys Office Reference Station
Reference Station Fresno - RBRU
Location: Caltrans Fresno Maintenance Station
Owner: Caltrans District 6 Surveys
GPS Antenna with Clear Raydome ![]() |
GPS Antenna Close-Up ![]() |
GPS & RTK Equipment Vault ![]() |
GPS & RTK Equipment Used at RBRU ![]() |




