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1 Civil GPS Service Interface Committee (CGSIC) Rudy Persaud U.S. DOT-FHWA APEC GNSS Implementation Team Seattle, WA June 23, 2010 State and Local Government.

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Presentation on theme: "1 Civil GPS Service Interface Committee (CGSIC) Rudy Persaud U.S. DOT-FHWA APEC GNSS Implementation Team Seattle, WA June 23, 2010 State and Local Government."— Presentation transcript:

1 1 Civil GPS Service Interface Committee (CGSIC) Rudy Persaud U.S. DOT-FHWA APEC GNSS Implementation Team Seattle, WA June 23, 2010 State and Local Government Subcommittee

2 CGSIC is the World-Wide Forum Between Civil GPS Users and U.S. Government Service Providers Civil GPS Service Interface Committee Chair, DOT/RITA Deputy Chair CO, NAVCEN Board Aviation Land Marine State Subcommittee Chairs General Membership Intl. Deputy Chair Subcommittees International Timing U.S. States &Localities Surveying, Mapping, and Geo-Sciences

3 GPS is a Critical Component of the Global Information Infrastructure 3 Satellite Operations Satellite Operations Power Grids Personal Navigation Personal Navigation Communications Aviation Fishing & Boating Fishing & Boating Oil Exploration Trucking & Shipping Surveying & Mapping Precision Agriculture Disease Control

4 Florida Department of Transportation

5 DID IT MOVE? GPS SRUCTURAL MONITORING

6 GPS/GIS Inspection and Analysis Tools for Highway Construction Integrated GPS/GIS Application for Inspection and Analysis FDOT’s Microstation drawings converted into Geographical Information System (GIS) Basemaps, with correction to the proper projections; Specifications; and Pay Items' Original Quantities. Global Positioning System (GPS) Receivers Capture Pay Item Locations and Pertinent Dimensions for Quantities. Database to Store Inspection Results: Observed Quality of Construction, Lab. Test Results, etc. and Digital Images GIS Analyses and Database Queries Provide Monthly Display of Construction Progress and Estimate of Quantities, including As-Built Final Drawings and Quantities.

7 Minnesota Department of Transportation Asset Management Engineering Resource Management Emergency Management Zoning & Planning Education

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9 Hawaii Department of Transportation Virtual Reference Station What is VRS (Virtual Reference Station ) Real time centimeter measurements within the island-wide or state-wide network without setting up a base station

10 Estimated miles of leveling Oahu Estimate of 211 miles Maui Estimate of 251 miles Kauai Estimate of 128 miles Big Island Estimate of 410 miles

11  Highway Characteristics  Pavement  Bridge/Structures  Drainage  ITS  Sidewalk Maryland Department of Transportation Asset Data Warehouse Initial Assets to be include in the Data Warehouse

12 The ARAN uses a combination of high resolution video, ultrasonic sensors, accelerometers, gyroscopes and GPS to collect data at highway speeds The Aran records cracking, rutting, roughness, grade, curve radius and more It also records right-of-way video as a permanent record of roadway inventory Pavement Condition

13 California Department of Transportation U.S. DOT Partners with Caltrans for SafeTrip-21 SafeTrip-21, is designed to improve safety and reduce congestion by identifying and harnessing existing technology and adapting it for transportation needs

14 14 U.S. DOT Partners with California Department of Transportation for SafeTrip-21 Partnership will field test GPS- equipped cellular phones from up to 10,000 volunteer commuters and transit vehicles transmitting data from roads in a 200 mile radius to traffic management centers. Commuters will have access to real-time traffic, transit and road safety information

15 15 A “Responder” Problem Question: “There’s a rock in the road. How big is it?” Problem: How do you convey this information to someone who isn’t there, looking at the rock alongside you?

16 16 A Picture is Worth a Thousand Words

17 17 What is Responder System? GPS Satellite modem Cellular modem Camera Tablet PC

18 National Geodetic Survey - CORS Continuously Operating Reference Stations 1800+ Stations Several state DOT’s use CORS http://www.ngs.noaa.gov/CORS/

19 National Geodetic Survey - CORS


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