surveying & mapping. gps on bench marks campaign
Post on 23-Dec-2015
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Surveying & Mapping
GPS on Bench Marks Campaign
NGS CORS in FLORIDA
FDOT CORS / NGS
Florida Permanent Reference NetworkFPRN
GNSS “Full Sky”
FPRN is on NAD(83)-(CORS96)-(Epoch 2002.0000).
NEW DATUM = Current realization of NAD83
FPRN HEIGHT MOD
BENCHMARK OBSERVATIONS
• TWO per FPRN SITE (minimum)
• 4 HR Static (30 second epochs)
• 2 meter FIXED height tripods with SAME make & model antennas as all FDOT sites
• Observations shared on OPUS
WIN/ WIN
• NGS• Data for updating
benchmarks and future GEOID models
• FPRN• Ellipsoid values
broadcasted to users that are tied to benchmarks.
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