debris dam การใช้

• There is also a debris dam on the creek near Edwards Street.
• Flooding due to the partially obstructed river continued to occur upstream of the debris dam.
• Construction and maintenance of two wood debris dams across the outlet stream of Spring Pond.
• He also studied ichthyology at the Scripps Institution of Oceanography in Debris Dam Fisheries Survey.
• Hazards include fast water, rocky ledges, submerged or floating logs, a " nasty chute ", and a debris dam.
• The main danger is downstream, because the debris dam would eventually break and the resulting downstream flood could be catastrophic.
• An earth-fill dam and a debris dam were constructed on Brown Creek in 1959 for a cost of $ 492, 000.
• It has been discharged into the creek since at least 1909 . Additionally, there are debris dams in various areas on the creek.
• If an avalanche reaches a river, how likely is it that the debris and / or snow will form a debris dam and cause dangerous flooding?
• On April 2, with the river flowing in a new channel at the north end of the debris dam, the service lifted the flash flood watch.
• Because of concerns that the mud and debris dam could fail and cause downstream flooding, the National Weather Service ( NWS ) issued a flash flood watch.
• At the bottom of the canyons Agua Chinon Creek flows under State Route 241 and is impounded by the Agua Chinon Debris Dam, which provides flood control to the valley below.
• During the winter of 2007 2008, a section of the roof caved in and created a debris dam inside the tunnel, making it impassable to pedestrians due to standing water and ceiling debris.
• A great amount of destructive debris and flooding downstream, and a greatly altered Spirit Lake created by the debris dam . ?! carrots?! 21 : 13, 26 April 2014 ( UTC)
• Stressed by snow melt, the resulting 5 mile ( 8 km ) long and 200 feet ( 60 m ) deep lake breached the debris dam on May 18, 1927 and flooded the town of Kelly, Wyoming, killing six.
• Currently the water quality of characteristics at spring creek debris dam outlet to keswick reservoir meet the water standards for sacramento river that are set and regulated by water control board ( usbr . org / spring water sampling report ).
• A "'flash flood "'is a rapid flooding of ice or debris dam, or a human structure such as a man-made dam, as occurred before the Johnstown Flood of 1889 . Flash floods are distinguished from regular floods by a timescale of less than six hours.
• A recent flood assessment draft report by Shenandoah National Park officials said, " Bubbling mountain streams, once 15 to 30 feet wide and shaded by streamside trees, were ` blown out,'resulting in 150-to 200-foot-wide channels filled with rocks, boulders and debris dams of debarked trees ."