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Stoplogs are designed to cut off or stop flow through a conduit. They are typically long rectangular timber beams or boards that are placed on top of each other and dropped into premade slots inside a weir, gate, or channel. Present day, the process of adding and removing stoplogs is not manual, but done with hydraulic stoplog lifters and ...
A sluice gate on the Harran canal: A flood wall gate at Harlan, Kentucky: Hinged crest gates, are wall sections that rotate from vertical to horizontal, thereby varying the height of the dam. They are generally controlled with hydraulic power, although some are passive and are powered by the water being impounded. Variations: flap gate
Also known as ledges and braced, board and batten doors are an older design consisting primarily of vertical slats: Planks – Boards wider than 9" that extend the full height of the door, and are placed side by side filling the door's width. Ledges and braces – Ledges extend horizontally across the door which the boards are affixed to.
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Apple stock received a rare downgrade to "sell" from an analyst on Tuesday. The downgrade highlights premium-valuation concerns and some negative headlines in recent months.
In new satellite imagery, Russia's military appears to be packing up equipment at a key airbase in Syria. The images show transport aircraft ready to load cargo at the Hmeimim Air Base on Friday.
The posts are then placed upright into the ground and concrete is poured to cement them into place. Once they are set, the horizontal rails are affixed to the posts using fasteners, and finally the pickets can be attached to the horizontal rails. By far the most time-consuming part of installing a picket fence is setting the posts.
A Florida man has been charged with attempted murder after he allegedly tried to kill his wife on Christmas Day due to "financial and health issues," authorities said.