Education for Height Modernization Dr. Stacey D. Lyle, RPLS

Outline Publications –Research –Media Training Seminars –GPS on Benchmarks –Precise Digital Leveling Future Solutions

Publication Research Purpose: –Need for more research –Meeting needs of surveyors and mappers –Supporting United States Surveying and Mapping research in advanced surveying technology for Height Modernization –Supporting Height Modernization Activities with new methods and technology

Space Based RTK Space based RTK solutions GNSS- Institute of Navigation 2005 Purpose: –Checking Vertical Monuments –Communication Problem –Real-time Networks x Option Radio Modem Option Internet Base Station GPS NTRIP Server Internet Satellite

MapAdapt Real-time GIS server –GIS data server –Data sharing Public Domain Software –Linux –Windows –MapServer

TNRIS TNRIS GIS Conference –Innovation Technology –Height Modernization Texas Geographic Information Committee –Control Base Layer Custodians

Digital Level Data Collection Hand Held and Online Digital Data Collection and Data Processing Purpose: –Improve Methodology –Advance Collection and Quality

Data Online Online Users Processing Service – Digital Level Data OPUS- DLD Purpose: –Ability to submit and reduce Digital Level Data –Update methodology of level data reduction

Handheld Digital Level Data Purpose: –Build a software data collection system that meets NGS standards and promotes Accomplishments –September 2006 NGS software specification meeting –October 2006 NGS Software data reduction meeting Existing Control Survey Publish Control

THM and TxDOT Digital Level Training Elevation on CORS Training March, day training –Hands on data reduction –Software data reduction

GPS on Benchmarks Project: 100 points across state Precise GPS Training of RPLS’s and field crews Data reduction and submission Purpose: –Recover and determine status of elevations in Texas –Improve NGS Geoid Models with GPS on Benchmarks

GPS on Benchmarks Statewide training Con Ed 4 formal 8 hour training seminars –Houston, Dallas, San Antonio, and Laredo –Attendance: ~ 600 surveyors

GPS on Benchmarks Topics –GPS technology –NGS NSRS –NGS Project Submittal –Memorandum 58 –Memorandum 59 –Monument Reset

GPS Benchmarks OPUS –Methodology –Accuracy –Results –NAVD 88 Heights

GPS on Benchmarks Elevation Benchmark Reset –Monument Saved Before Lost or Obliterated –Monument Building –Monument Survey –Digital Leveling –Data Submittal

Future Solutions Distributed Learning –Web Seminar Software Solutions PmWiki PowerPoint –Video Solution –NGS PowerPoint's –Online Exams

Web Seminars Topics –Monument Recovery –Heights on CORS Digital Leveling Field Data Collection Digital Leveling Data Reduction GPS on Benchmarks

Pedagogies Guide Video Examination Certification Wider Audience

Conclusion What level of education is needed? What education is needed? How should education be conducted?