One of the most effective ways for decreasing the internal blocking probability in the switching network is the application of the so-called overflow
links [13, 14].
It involves more than back-up, as overflow
is mentioned in some of the coverages.
A leaking pipe discharges water from the hole in the pipe; it is not a back-up or an overflow
, it is simply water issuing from a pipe at the wrong spot.
water that backs up or overflows
from a sewer, drain or sump.
Moylan said the city has invested more than $13 million during the past 20 years in its sewer system, as well as taken other actions, in an attempt to minimize the number of sewage overflows
That sometimes led to sewage overflows
into the Willamette River.
He also said that the public need to be careful if they are visiting reservoirs to see the overflows
because if there has been heavy rainfall a sudden rush of water may prove dangerous.
Even on vessels equipped with fixed liquid-level gauges, crews measure the liquid level manually by hanging sounding tapes into sounding pipes located on the deck, to help prevent overflow
and to check bunkering volume during refueling.
The four-month scheme involves building a new combined sewer overflow
and new sewers.
The Combined Sewage Overflow
(CSO) structures thatmanage overflows
are usually in remote areas without a mains electricity supply, and an overflow
event might not occur for months.
Official Thomas Bell said: "There is no limit on the sewage which can come out of these overflows
2452) would amend the Clean Water Act to provide a uniform, national standard for public notification for both combined sewage overflows
(CSOs) and sanitary sewage overflows