Tag Archive: topography

Nov 08 2011

Virtual Site Visit 2


If you want to have a quick look at a project site without actually going there, the free applications I mentioned in the last post will certainly get the job done.  However, it is often important to gather more information that requires better data and more powerful analysis tools.  Imagery and Topography There are limitless …

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Jul 14 2011

Hydro Survey: The Process to a Map (Part 2)


In my last post (The Process to a Map (Part 1), I explained how the process to building a bathymetry map begins before you even get in the field. I walked through the spacing of your single beam cross sections and the importance of your cross sections being perpendicular to flow. After the extracting and …

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May 09 2011

We have no clue where this data came from…

How many times has this happened to you: you receive a dataset from a client or a prime on a project and it has no defined projection or metadata information. We work with anyone from the federal government level  to private bridge designers and we’ve seen it over and over again, especially with client provided …

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