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Home   The American Surveyor     

In This Issue
• Overcoming Weaknesses  • Formation of Surveyors  • Minnesota Stewarding  • Final Voyage  • Accident Investigation  • High Altitude Positioning  • Test Yourself  • Curt Brown  • Certified Floodplains
Articles    View Cover    Click HERE for the PageFlip full version of the magazine.
  New!  iPad Enabled
Real Earth Wins Microsoft Competition for 3D Mapping and Localization
Quarterly GDP Growth Slowest in Two Years
The Internet of Drones Lands: H3 Dynamics Debuts DRONEBOX in North America
EngineerSupply And MetalTech Partner
Tallysman Introduces High Performance Triple Band GNSS Antenna + L-Band
RIEGL is Attending, Exhibiting, and Participating at WREX 2016
SITECO Implements Integrated Road Safety System for Italian Authorities
RIEGL Attending and Exhibiting at AUVSI's XPONENTIAL 2016
Leica Geosystems Delivers 10th DMC III Aerial Camera
LizardTech Launches New Website
iCMTGIS PRO and Arrow GPS Take On RTK GPS Tasks
Woolpert Contracts with Gwinnett County on $4.5M Sewer, Stormwater Inspection Project
Introducing Surphaser 75 Ultra Short Range – High Accuracy Hemispherical Scanner for Close Up Scanning
SimActive Achieves Breakthrough with Latest Correlator3D Release
Ball State's Hunt Center Will Prepare Construction Management Students for Successful Careers
Digital Mine Vision Warmly Received at MineQuest
North Carolina Surveyor Leads Charge for Custom Vanity License Plates
Trimble Partners with the University of Cambridge to Collaborate on Research in Engineering and Construction Technology
Leica Geosystems Reorganizes Solutions Center Stores to Serve Growing Construction Demand
Leica Geosystems Wins 2 Red Dot Design Awards
Anatum Field Solutions Publishes Comprehensive Evaluation of Bluetooth Sub-meter Receivers
Trimble Announces Call for Speakers for its 2016 Dimensions User Conference
Blue Marble to Showcase Global Mapper’s UAV Data Processing Capabilities at the AUVSI XPONENTIAL 2016
Agenda Announced for Drones and Energy Summit, Co-Located at AUVSI’s 2016 XPONENTIAL in New Orleans
Topcon And RDO Announce Expansion To GNSS Network Service
Orbit GT and Topcon Positioning Middle East and Africa, UAE, Sign Reseller Agreement
MobileMapper 300 Now Driven by DigiTerra Explorer v7
LandWorks, Inc. Partners with USLandGrid
Britain Celebrates 80th Anniversary of Trig Pillar
Table of Contents - The American Surveyor - Vol.13, No4 2016
Thought Leader: Overcoming Weaknesses in Boundary Surveying Programs
Thought Leader: Overcoming Weaknesses in Boundary Surveying Programs
Spotlight: Small Precise GNSS Receiver—Champion Instruments Offers Cost-Effective Option
The Formation of Surveyors
The Formation of Surveyors
Minnesota: Stewarding a Proud Landscape
The Final Voyage: Part 8
Streamlining Accident Investigation
A Matter of Centimeters
Test Yourself 30: Thinking Inside the Circle
St. Charles Parish Overcomes GNSS Signal Shadow Issues with Trimble Floodlight Technology Print E-mail
Written by Trimble Mapping & GIS Division   
Thursday, 29 March 2012

PROJECT: Trimble Floodlight satellite shadow reduction technology enables St. Charles Parish Waterworks crews to maintain productivity in all mapping environments

SUMMARY: In an effort to improve the accuracy of its GIS maps, St. Charles Parish, La., purchased its own GNSS equipment. The parish Waterworks Department experienced outstanding results when mapping water infrastructure features—except when working beneath the parish’s towering oak trees, which deflected or blocked GNSS satellite signals. The parish upgraded to the Trimble® GeoExplorer® 6000 series of mapping GNSS handhelds with Trimble Floodlight™ technology and saw an immediate improvement in productivity and accuracy.

PROJECT DATE: Deployed in 2011

The last straw for St. Charles Parish, La., came when an underground water pipeline burst beneath a busy street. Traffic had to be diverted as the water continued to spill out onto the pavement. A half hour passed, and then another, before personnel from the Waterworks Department found the shutoff valve and stopped the deluge. The delay was caused by a faulty map that incorrectly showed the valve’s location on the other side of the street...

To read a 672Kb PDF of the rest of this story, click HERE

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