Tag Archive: platte river

Sep 27 2011

Hydro Survey: The Airboat

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Out of any boats used for hydrographic survey and reconnaissance, from jet boat to cataraft, this is the one that gets the most reactions when it’s sitting in the parking lot: the airboat. If a cataraft allows you to say, “Who needs a boat launch?” then the airboat enables you to ask, “Who needs water?” …

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Jul 08 2011

What Does Bed Load Look Like?

Below are some interesting videos showing sediment transport from University of Minnesota’s St. Anthony Falls Laboratory of 7mm (pea gravel) and 3.8mm (coarse sand) size sediment. This is about the bed load grain size range you typically see now on the Central Platte River (Lexington to Grand Island, Nebraska). The flow is about 1.2 cfs …

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Jun 16 2011

Hydro Survey: The Jet Boats

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In most typical shallow western streams, there are going to be reaches less than a foot deep that you need to get through in order to get to a deeper reach of the channel. This is where the jet boats come into play for hydro survey. A jet boat is different from a propeller boat …

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May 16 2011

A Few Good Reads (5/16/11)

This week: Flooding on the Mississippi, Sandbar study in Nebraska, U.S. engineers not getting any respect, building up the levees in West Sacramento, and some myths about gas prices. Mississippi River Flooding (The Big Picture) Pressure on levees led the Army Corps of Engineers to blow up a section below Cairo, Ill, inundating 130,000 acres …

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