education for height modernization
DESCRIPTION
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 - PowerPoint PPT PresentationTRANSCRIPT
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
802.11x 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
PublishControl
THM and TxDOT
• Digital Level Training
• Elevation on CORS Training
• March, 2006
• 2 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?