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Measurements for Route Surveys
I work for a heavy haul company and we move very large items from point a to point b and in between we need to know what we??re going to come across, so we send someone on the proposed route, look at the corners and put a high pole on the truck to see if we can roll under an obstacle. For most moves that works, but the one I??m currently working on is quite challenging and I find myself needing far more accurate measurements, but I also need to do them in traffic. As professionals you guys play in traffic from time to time, what I??m looking for is some equipment to help me get in the 10cm range of accuracy for horizontal measurements and 2cm accuracy for vertical clearances. I want to be able to plot out a basic layout of corners and bridges without getting too involved. Is there equipment a non-surveyor can use to do this safely and accurately in a quick manner? On some jobs the requirements are for full blown surveys, and that where we bring in the big guns and hire pros, but for the most part I run 200 to 400 miles a day doing route surveys and look at between 10 to 30 corners/bridges/signs in that same day. Hiring a pro for a route from Houston to Reno is just not going to happen. It would be a waste of a professionals talent and the shipper/clients money.
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