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This report provides a summary of the CSRC Coordinating Council's Spring Meeting at Scripps Institution of Oceanography. It includes updates on staff, financials, research objectives, and CSRC/PBO activities.
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CSRC Director’s Report Yehuda Bock and Maria Turingan CSRC Coordinating Council Spring Meeting Scripps Institution of Oceanography La Jolla April 28, 2006
SOPAC/CSRC Staff: Onsite Director: Yehuda Bock Coordinator: Maria Turingan IT Manager: Michael Scharber Analysis: Peng Fang, Linette Prawirodirdjo Web Administrator & Analysis: Paul Jamason System Administrator: George Wadsworth Applications Programmer: Ruey-Juin Chang Radio Engineer: Glen Offield Real-Time GPS Coordinator (Aaron Enright) Outreach: Kevin Hardy, SIO Director’s Office
SOPAC/CSRC Consultants CSRC Executive Manager: John Canas, PLS N. California Project Manager: Don D’Onofrio S. California Geodetic Coordinator: Cecilia Whitaker, PLS PBO Support: Bob Packard, PLS Project Support, Larry Fenske PLS
CSRC Mandate • Establish and maintain the California Spatial Reference System - CSRS. • Provide the necessary geodetic services to ensure the availability of accurate, consistent, and timely spatial referencing data. • Monitor temporal changes in geodetic coordinates due to tectonic motion, earthquakes, volcanic deformation and land subsidence. • Establish the legal spatial reference system for California.
FY’05-’06 Research Objectives • What is the proper observation mix to maintain a modern height network, and how should these measurements be optimally combined? Observation types include continuous GPS (CGPS), field GPS surveys at passive monuments, spirit leveling, and gravity surveys. • What is the proper mix of geoid models and local corrector surfaces, in converting from GPS-determined geodetic heights to orthometric heights? What interpolation methods will provide the optimal corrector surfaces? • Can we apply and enhance modern IT methods to provide timely access to height modernization information? • How does one develop and implement a precise GIS for the purposes of height modernization? • How can real-time (RT) CGPS networks, such as those being created in California, be best used to directly support height modernization and spatial referencing?
CSRC Mandate • Establish and maintain the California Spatial Reference System - CSRS. • Provide the necessary geodetic services to ensure the availability of accurate, consistent, and timely spatial referencing data. • Monitor temporal changes in geodetic coordinates due to tectonic motion, earthquakes, volcanic deformation and land subsidence. • Establish the legal spatial reference system for California.
California Spatial Reference System (CSRS) Networks Northern California Densification Glenn County Tuolumne Co Yolo Co’s Contra Costa Co South SF Bay San Joaquin Valley San Simeon Resurvey CGPS Only CORS Leveling
Recon for Northern San Joaquin Height Mod • Highway 49 • Northern San Joaquin Valley with Davis • Northern San Joaquin Valley • Highways 12 and 49 • Highways 5, 580, 101 with Ikehara • Highways 101, 152, 5 with Ikehara • Highways 5, 152, 140 with Ikehara • Highways 140, 49, 120, 108 with Ikehara
CGPS/CORS circa April ‘06
P-056 - Reconned P-481 - Has to be relocated onto Coyote Mountain Block P-488 - Relocated due to nearby subsidence P-492 - Relocated for science goals P-493 - On hold due to lengthy permit process with Navy and security issues P-494 – Built P-495 - Permitted, Construction scheduled for Fall P-496 - Permitted but principal is considering backing out due to architect concerns P-497 - Relocated to nearby airport due to close proximity to P496 - permit pending P-498 – Built P-499 – Built P-500 - Built P-501 - Built P-502 - Permitted, architect objects, may have to relocate P-506 - Built P-507 - Relocated due to rejected permit and Built at Red Hill P-508 - Relocated for security P-509 - Relocated out of subsiding area - construction scheduled for Fall P-547 - Reconned P-566 - Reconned P-567 - Permitted, Construction scheduled July 21 P-571 - Permitted, Construction scheduled July 20 P-582 - Permit submitted P-583 - Permitted, Construction scheduled for Fall P-586 - Built P-587 - Relocated for science goals P-588 - Relocated and Built P-589 - Built CSRC Activity on behalf of PBO “Hi Bob, Here is a list of action taken on sites that you have done sitings for. Several have been built (8), several more are slated for construction (4-6) and more are in various stages of the process. Several have also been relocated for reasons ranging from rejected permits to subsidence. This is par for the course. We would definitely not be where we are at without your significant efforts, Bob. Regards, Chris”
CSRC/PBO Activities - Packard • November 2005 • League meeting • Field Recon P-540, 541, 546 • Field Recon P-546, Wind Wolves • Report to PBO, Walls • December 2005 and January 2006 • League Meeting • PBO Meeting in Riverside • Taft Recon • February 2006 • Recon Taft and McKittrick • Recon P-527, 531 (Paso Robles) • Recon San Luis Obispo • March 2006 • Recon P-531, 527 (Paso Robles)
NAVD88 Leveling for GPS Cecilia informed me this morning that Riverside and CSRC Leveling projects have been blue book’d. Received from NGS. Cecilia Whitaker continues to interact with local government to arrange for similar surveys to be conducted throughout S. California. In this fiscal year, she worked City of Los Angeles.
CSRC Mandate • Establish and maintain the California Spatial Reference System - CSRS. • Provide the necessary geodetic services to ensure the availability of accurate, consistent, and timely spatial referencing data. • Monitor temporal changes in geodetic coordinates due to tectonic motion, earthquakes, volcanic deformation and land subsidence. • Establish the legal spatial reference system for California.
SOMI Data Portal
Some New PGM Server Options • Automatic RINEX translation and archive • NGS Blue Book support (B-file, 2. SERFIL, 3. G-file) • New monument creation • Object removal from campaign • Geoid height calculations • Full manager control of monument character id’s • Simple authentication for security • Connection to server is HTTP, direct request/response with status returned to user
Some New PGM Client Options • Map context (map of monument vicinity) • Session-by-session workflow control • Menu-driven campaign synchronization • File uploads • raw GPS data • media files for monument, session, campaign (e.g. photos)
PGM Schedule • Beta testing by Art Andrew (May 5) • Contractor training (May 15) • Support Louisiana Height Mod Project? • Delivery PGM Server/Client to NGS (May 31)
Height Modernization Tools • Precise Orbits • Troposphere Model • Ionosphere Model • Geoid Model Raw data Orthometric Heights NMEA GGA Data Controller
On-the-fly Mapping • GIS • Fleet Management • Precision Farming • Survey Management Positions Raw data Orthometric Heights NMEA GGA Data Controller
CSRC Mandate • Establish and maintain the California Spatial Reference System - CSRS. • Provide the necessary geodetic services to ensure the availability of accurate, consistent, and timely spatial referencing data. • Monitor temporal changes in geodetic coordinates due to tectonic motion, earthquakes, volcanic deformation and land subsidence. • Establish the legal spatial reference system for California.
Example: Velocity Maps http://geoappdev01.ucsd.edu/scignDataPortal/somi.jsp
The Datum Problem • Precise Orbits • Troposphere Model • Ionosphere Model • Geoid Model • Crustal Motion Model Raw data Epoch Date • Epoch Coordinates • Orthometric Heights NMEA GGA Data Controller
CSRC Mandate • Establish and maintain the California Spatial Reference System - CSRS. • Provide the necessary geodetic services to ensure the availability of accurate, consistent, and timely spatial referencing data. • Monitor temporal changes in geodetic coordinates due to tectonic motion, earthquakes, volcanic deformation and land subsidence. • Establish the legal spatial reference system for California.
Education and Outreach • Objectives • Keep CSRC members informed through regularly scheduled meetings (Coordinating Council and Executive Committee). • Inform others on the objectives and activities of CSRC by participating in local meetings, conducting seminars, making presentations, and make a presence at professional conferences. • Support public resource code (PRC) legislation for orthometric (vertical) and geodetic (horizontal) datums. • Perform advocacy efforts to improve California’s spatial reference system, by informing and discussing with public agencies (local, state and federal) the benefits of, and funding needs for, a modern California spatial reference system. • Respond to general, day-to-day user inquiries in a timely manner.
Education and Outreach Examples • Caltrans Task Order Kick Off Meeting • GPS Users Group Meetings • Northern San Joaquin Valley Project Meeting with Caltrans at Stockton and Fresno Offices • CLSA Conference: CLSA Workshop, exhibit booth • State of NGS 2006 seminar in Riverside on April 13 • Working with LA City to level to CGPS sites in LA area that are part of LARTN • Working with RV Co. and RCFCD to include/upgrade CGPS for MWD/RV RTN • Coordinated with PBO for upgrades to several MWD CGPS sites • Working with Bill on CLSA and Sacramento seminars • Assisted several users with the CRTN; word is getting out and they are asking how to access the data, etc.