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Another pic follows later on.
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In most areas, it does seem to work.
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There are three rivers draining this basin. The above river is the ASHEPOO River, named after a local Indian Tribe. History will tell that the local Indian tribes joined Spanish forces to try to keep the English and French from settling along the South East Atlantic Shore.
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A Cofferdam is a construction in waterways. Usually steel plates linked together to form a watertight enclosure, the water is pumped out, allowing work crews to enter the Cofferdam to build the concrete / steel bridge supports - also often known as Pylons.
After completing the Bridge Pylons, the Cofferdam is flooded and removed.
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Looking around roadway construction areas, I see NO evidence of using rock or gravel to give support to the new roadways. I have commented often on the poor quality of road surfaces in the South. I attribute this to the lack of proper road-bed materials to stabilize the sand...add a bit of excess water and SWOOSH...the roadbed is damaged along with the overlying asphalt or concrete surface.
Being no engineer, not my problem...but it does make one wonder !!
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Jackson seems to be an outside contractor for DOT South Carolina (Department of Transportation). He is walking to a set of instruments buried in the sandy soil...the entire roadway is built through a marsh... I believe he is monitoring water content in the sand.
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Looking closely, one can see SPIA in the center-right, parked while I took my second walk of the day.
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This roadway is extraordinarily dangerous. Traffic is always heavy, moving at 60 mph. Many vehicles intentionally "brushed" me back from the White Line into the grass...not my favorite place to walk as I constantly trip over something and snakes to abound around here.
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This phenomenon is known in the trucking industry as "driving BOBTAIL", i.e., without a trailer. There were many such Bobtail Tractors heading toward CHARLESTON today. As CHARLESTON is major Sea Port for Container Ships from around the World, I expect the Bobtail Tractor Drivers were on their way to pick up a trailer with Container for transport inland. Just a "guess" from a youngster who grew up in and around 18-wheelers and later having more than a little bit to do with the Container Handling Industry...see prior blogs.
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On the right behind the over-cab bunk is a rather large refrigerator / freezer; next is the step-down and door to exit, followed by the "Dinette". The Ice Chest is full of clean/folded clothes for quick use in any weather.
All in all, quite comfy for one person...especially now, since all overhead skylights have been sealed (NO MORE LEAKS). During the hot days, ALL windows, including skylights, have the reflective window coverings to help keep SPIA cool inside...thought of that AFTER crossing all the Deserts of the West.
Tonight, we are parked 15 miles South of CHARLESTON, SOUTH CAROLINA at a "PUBLIX" Supermarket, which is hidden behind a screen of trees from US 17. In the morning, I must walk BACK South for 7 miles to make up what we drove instead of walking - as it was getting late.
Then, I must decide if I wish to walk into CHARLESTON. I am told by everyone that US 17 gets seriously congested ... even on Saturday ... and has NO place for pedestrians. I will sleep on it and come up with an option in the morning.
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