Surveying & Mapping. GPS on Bench Marks Campaign.

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Presentation transcript:

Surveying & Mapping

GPS on Bench Marks Campaign

NGS CORS in FLORIDA

FDOT CORS / NGS

Florida Permanent Reference Network FPRN

GNSS “Full Sky”

FPRN is on NAD(83)-(CORS96)- (Epoch ). 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.