Tag Archive: pueblo dam

Oct 04 2011

Hydro Survey: GPS? Who Needs That?

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Guest Post by Joe Robinson, Hydro Survey Crew Chief If you have spent some time in the field of modern day surveying, you probably know one of the key limitations with using GPS – Obstructions overhead that might considerably reduce otherwise available satellite reception. GPS currently works by means of line of sight connections between …

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Jun 28 2011

Hydro Survey: The Cataraft

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In a previous post, I discussed the use of jet boats for hydro surveys on shallow western streams. A jet boat is fantastic in how it can get almost anywhere, even through just 4 inches of water. However, you still need a boat launch for a jet boat (or prop boat). What about a survey …

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