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A reconstruction shows the pit dug below ground, four supporting posts, roof structure as a layers of wood and mud, and entry through the roof; Step House ruins at Mesa Verde National Park. These homes were also warmed by a centralized hearth, a fire pit with an air deflector, and side vents and a smoke hole in the roof provided fresh air and ...
Fire pits that are gas fired (meaning they use compressed natural gas or propane for fuel) tend to be safer alternatives to wood-burning fire pits as long as the unit is operating properly ...
A fire pit. The defining feature of fire pits is that they are designed to contain fire and prevent it from spreading. A fire pit can vary from a pit dug in the ground (fire hole) to an elaborate gas burning structure of stone, brick, and metal. Certain contemporary fire pit styles include fire bowls that can either be set in the ground or ...
A culvert may also be a bridge-like structure designed to allow vehicle or pedestrian traffic to cross over the waterway while allowing adequate passage for the water. Dry culverts are used to channel a fire hose beneath a noise barrier for the ease of firefighting along a highway without the need or danger of placing hydrants along the roadway ...
A culvert pipe under a road is a common target for beaver damming because the constriction speeds up the current and may resemble a hole in a dam. With a little work, a beaver can quickly plug a culvert with mud and sticks, and turn the entire roadbed into a large dam.
The culvert is made of cut fieldstone, and measures nineteen feet in width, seventy-five feet in length, and passes about nineteen feet above the water level in the creek below. The stonework rises six feet above the top of the arch, and continues onto wingwalls at each end. The top of the culvert is blacktopped as part of the trail. [2]
Dry pond on brook to reduce floods, near Děčín, Czech Republic. A detention basin or retarding basin is an excavated area installed on, or adjacent to, tributaries of rivers, streams, lakes or bays to protect against flooding and, in some cases, downstream erosion by storing water for a limited period of time.
A cesspit can be used for the temporary collection and storage of feces, excreta, or fecal sludge as part of an on-site sanitation system and has some similarities with septic tanks or with soak pits. Traditionally, it was a deep cylindrical chamber dug into the ground, having approximate dimensions of 1 metre (3') diameter and 2–3 metres (6 ...