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A new hydrogen-powered drone could be the wave of the future
A new hydrogen-powered drone by BSHARK, the Narwhal 2, boasts a two hour flight time, control and video range of 30 km (18.6 miles), at a cost of $6,800. It weighs 14.5 lbs, has a 1000 g (2.2 lb) payload, [...]
UAV Mapping – Baileyton KOA
This post shows a greatly reduced version of an extremely high-resolution image of Baileyton KOA Campground in Greenville, Tennessee. Even so, the image displayed is over 20 mb at 96 dpi. All improvements have been surveyed and digitized. Two-foot contours [...]
Downtown Clinton Revitalization
This photo is just a portion of work done for downtown Clinton, Tennessee revitalization. The Magnet Mills site (with the old water tank, a well-known landmark) is depicted. More information on the Clinton makeover can be found in this article [...]
Study shows “negligible differences” in UAV survey accuracy
Via Sensfly. An Arkansas farm operator sought to test Sensefly UAV survey accuracy to see if data were usable for planning and levee design compared to ground-based RTK surveys. The ground RTK surveys are typically performed by having the RTK [...]
RTK UAV (drone) topographic survey at Sunset Bay – Sharps Chapel TN
This orthophoto is very useful for design purposes by showing the adjacent structures, particularly the existing docks, which tend to cramp the client's lake access. What architect wouldn't love to have all this information? In addition, it is helpful to [...]
3D Airspace Map Inside Google Earth! Plus… FAA Sectional geoTIFFs FREE
My recent discovery of 3D airspace maps from 3Dairspace.org is one of the coolest things I have seen in awhile. Small UAV operators may find airspace confusing and FAA sectionals difficult to interpret. While the 3D airspace map inside Google [...]
The Big GPS Fix
As a land surveyor, one wonders how RTK GPS market prices are sustained at such high levels. A look at the world market reveals wide-spread availability of relatively cheap RTK GPS surveying equipment everywhere except here in the U.S. The [...]
Due diligence is “Real Estate 101”
Here is another example of a real estate disaster that could have been avoided by simply getting a survey of the property being purchased (Real Estate 101.) A Toronto resident is worried he's lost nearly $150,000 in property value after [...]
No Stone Unturned: How NecroSearch International uses Drones and UAV’s to find hidden graves
While reading the fascinating book No Stone Unturned: The True Story of the World's Premier Forensic Investigators, I ran across this short passage describing how the organization began to use UAV's to help locate clandestine graves. (I read books of this [...]
Yes, It’s your fault
Due diligence is your responsibility. Yours. No one else's. Yours. Just imagine an individual who, seeking a mate, marries the first person they come across who is willing. No dating, no background checks, no meeting the family. Just a [...]
How mini-drone Orthophotos save time and money
A narrated overview of an orthophoto of an ALDI store taken with the eBee UAV. Orthophotos have many benefits for record keeping, due diligence, surveying, and engineering. Because distortion is removed from the orthophoto, the end user is able to [...]
How UAV Drone Mapping is Revolutionizing Disaster Response
Amtrak disaster in Vermont An Amtrak passenger train derailed in Northfield, Vermont on October 5, 2015, injuring six people of a total of 98 passengers and four crew. One crew member was injured seriously. The train was en route [...]
Bringing true UAV surveying to East Tennessee
We at Professional Land Systems are excited and enthusiastic to be the first to bring true aerial drone surveying to Tennessee. Why the distinction “true” aerial UAV surveys? We’ve found that there is some confusion about the meaning of aerial [...]
UAV and Drone Surveying comes to Knoxville
Professional Land Systems is enthusiastically adopting UAV (drone) survey technology. We are the first surveying company in Tennessee to do so. We believe that drone data collection represents a huge part of the future of surveying. We chose the eBee [...]
Knox County Setback Violation Forces House Move
A contractor-client of ours located a "spec" house on his own lot by himself. He had used us several times in the past to lay out houses, but did not call us this time in an effort to save money. [...]