ohm-advisors.com mobile field data collection architects. engineers. planners. r. michael cousins,...
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Mobile FieldData Collection
Mobile FieldData Collection
ARCHITECTS. ENGINEERS. PLANNERS.ARCHITECTS. ENGINEERS. PLANNERS.
R. Michael Cousins, GISPGIS ManagerOHM Advisors
R. Michael Cousins, GISPGIS ManagerOHM Advisors
Old Method of Field Data CollectionOld Method of Field Data Collection
• Trimble GeoXH handheld unit• Camera• Take Notes by hand• Averaged ~80 points per day
• Trimble GeoXH handheld unit• Camera• Take Notes by hand• Averaged ~80 points per day
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New Method of Field Data CollectionNew Method of Field Data Collection
• Samsung Galaxy Tab S or iPad Air• Garmin GLO External Satellite Receiver• Verizon mifi Mobile Hotspot• Trimble TerraFlex Software• Averaged ~250-300 points per day
• Samsung Galaxy Tab S or iPad Air• Garmin GLO External Satellite Receiver• Verizon mifi Mobile Hotspot• Trimble TerraFlex Software• Averaged ~250-300 points per day
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Pros/Cons - Old MethodPros/Cons - Old Method
Pros•Accuracy - subfoot
Cons•~5-10 mins just to turn on and open•~5 mins to lock onto satellites•Post process data•Manually tie photos to points• $$$$ - Total package is over $12,000!!• Not including man hours on the backend
Pros•Accuracy - subfoot
Cons•~5-10 mins just to turn on and open•~5 mins to lock onto satellites•Post process data•Manually tie photos to points• $$$$ - Total package is over $12,000!!• Not including man hours on the backend
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Pros/Cons - New MethodPros/Cons - New Method
Pros•Quick, easy data collection•Nice forms•Easy to hand place points if GPS signal is not great or if it is not safe to collect a point onsite•Ties photos directly to points•No post processing•Limited time on the backend•Nice exports (KML-Google Earth, CSV -Excel, XML -GIS)• $$$$ - Total package with 2 tablets ~$1,000Cons•Accuracy - 1-3m
Pros•Quick, easy data collection•Nice forms•Easy to hand place points if GPS signal is not great or if it is not safe to collect a point onsite•Ties photos directly to points•No post processing•Limited time on the backend•Nice exports (KML-Google Earth, CSV -Excel, XML -GIS)• $$$$ - Total package with 2 tablets ~$1,000Cons•Accuracy - 1-3m
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Tablet ViewerTablet Viewer
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Online ViewerOnline Viewer
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Online ViewerOnline Viewer
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Why Trimble TerraFlex?Why Trimble TerraFlex?
• Affordable, cost-saving, and easy solution for field data collection
• Minimal training needed
• Designed for multi-platform use (Android, iOS, and Windows Mobile)
• Affordable, cost-saving, and easy solution for field data collection
• Minimal training needed
• Designed for multi-platform use (Android, iOS, and Windows Mobile)
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When to use Trimble TerraFlex?When to use Trimble TerraFlex?
• If Pen + Paper are used in field• If current software solutions are too
expensive• If there is a push to GO GREEN or paperless• If you want consistent data• If you want to save $$$$
• If Pen + Paper are used in field• If current software solutions are too
expensive• If there is a push to GO GREEN or paperless• If you want consistent data• If you want to save $$$$
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