missouri-river – mammoth // building nothing out of something

Tag Archives: missouri-river

william least heat-moon and the infrastructural missouri river

The following is a guest post from Nam Henderson, a long-time mammoth commentator and Archinect contributor.  Nam blogs at Thoughts on Everything Under the Sun or I am a Guilty Secularist, and this post first appeared there.  While I don’t agree with everything the author Nam writes about, William Least Heat-Moon, has to say about […]

hamburg, iowa (2)

[Flooding on the Missouri River, up and downstream from Hamburg, Iowa.  The distinct spray pattern produced by burst levees is visible in at least three locations, while the raised outline of the emergency Ditch 6 levee can be seen on the western edge of Hamburg, protecting the city from the insistent floodwaters.  Imagery captured by […]

dredging fort peck

[A dredger at work in one of Fort Peck Dam’s borrow pits; photographer unknown.  (Fort Peck, you will recall, was the first of the six major dams on the Missouri to be built.)  The dredgers, pontoon boats, and booster barges used in the pumping of fill material from upstream borrow pits to the Fort Peck […]

ditch 6

[The “Ditch 6” levee at Hamburg, Iowa; photographed by the Army Corps of Engineers on June 16.  Following the breach of levee 575 which prompted the evacuation orders for southern Hamburg, the Army Corps “immediately underwent further construction to raise the elevation of Ditch 6 levee”; the plastic sheeting protects the soft earth of the […]

six dams and six reservoirs

[Fort Peck Lake (top), Spillway (middle) and Dam (above), in northeast Montana; built between 1933 and 1940, Fort Peck is the world’s largest “hydraulically-filled” dam, which means that it was constructed by dredging suspended sediment from borrow pits and pumping it to discharge pipes at the dam site, where it settles onto the embankment.  (This […]

hamburg, iowa

[False-color satellite imagery of flooding along the Missouri River near Hamburg, Iowa: “On June 19, 2011, the AHPS reported, the Missouri crested slightly above the record level set for Brownville [Nebraska, about 15 miles downstream from Hamburg] in 1993. The record level was 44.3 feet (13.5 meters), and on June 19, the river briefly reached […]