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A culvert is a structure that channels water past an obstacle or to a subterranean waterway. Typically embedded so as to be surrounded by soil, a culvert may be made from a pipe, reinforced concrete or other material. In the United Kingdom, the word can also be used for a longer artificially buried watercourse. [1]
Tile drainage. Tile drainage is a form of agricultural drainage system that removes excess sub-surface water from fields to allow sufficient air space within the soil, proper cultivation, and access by heavy machinery to tend and harvest crops. While surface water can be drained by pumping, open ditches, or both, tile drainage is often the most ...
Flow device. Flow devices are man-made solutions to beaver -related flooding problems. Flow devices are relatively cost-effective, low-maintenance solutions that regulate the water level of beaver dams and keep culverts open. [ 1 ][ 2 ][ 3 ] Traditional solutions have involved the trapping and removal of all the beavers in an area.
Aug. 7—OTTUMWA — The Wapello County Secondary Roads Department will be looking for approval for a culvert project, as well as purchases to its fleet during Tuesday's board of supervisors meeting.
The project will begin April 1 and impact U.S. 30 between Crawford Wyandot Road and Old Lincoln Highway. Culvert work to impact U.S. 30 traffic in Crawford County starting April 1 Skip to main content
HDPE pipe. HDPE pipe is a type of flexible plastic pipe used to transfer fluids and gases. It is often employed for replacing aging concrete or steel main pipelines. Constructed from the thermoplastic HDPE (high-density polyethylene), it has low permeability and robust molecular bonding, making it suitable for high-pressure pipelines.
Drainage. High-density polyethylene pipe installation in a storm drain project, Mexico. Drainage is the natural or artificial removal of a surface's water and sub-surface water from an area with excess water. The internal drainage of most agricultural soils can prevent severe waterlogging (anaerobic conditions that harm root growth), but many ...
November 5, 2024 at 10:28 AM. A rare letter signed by three of the founding fathers of the United States is going on sale, and is expected to fetch up to $1 million when it goes under the hammer ...