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Consulting services related to updating the City’s Geodetic Control Network and Aerial Photography


Location
Iowa
Publication Date
09/24/2019 09:15 AM EDT
Closing Date
10/11/2019 03:00 PM EDT
Issuing Organization
City of Dubuque
Solicitation Number
Description

Specifications include, but are not limited to:  Pre-Survey Monument Reconnaissance;  Replacement of destroyed and/or damaged monuments;  Placement of new monumentation if needed;  Static GPS field observations and post-processing;  Geodetic Network Adjustment to NAD 83(2011) (aka NA 2011) horizontal datum;  GPS Survey Report in appropriate Iowa State Plane and Iowa Regional Coordinate System zones.  Suggested flight criteria for 3” or 0.25-foot GSD pixels and LiDAR data collection;  Development of Request for Proposals, publication, and vendor selection;  QA/QC of deliverables;  National Standard for Spatial Data Accuracy (NSSDA) testing for horizontal and vertical accuracy;  Visual review of tested digital ortho tiles;

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