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because of heavy rain in the city leads to floods and all the drains were filled with water
Wiki User
∙ 9y ago
Wiki User
∙ 10y agoBecause of high tides. Clogging in the drains.
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Is a roof drain connected to the sanitary or storm drainage piping?
Storm drainage piping.
Why does silt end in basement drain trap?
Normally a storm line does connect to the sanitary system in older buildings and the yard or leader lines are trapped prior to entering a combo system to prevent dangerous sewer gases from entering the storm system and the silt from the storm drainage collects in the storm traps
Function of a downspout in a roof drainage system?
To receive the storm water from the roofing surface and dispose of the water in a place unobjectionable
What is type a drainage?
Storm, waste, soil, acid- chemical waste , sub soil drainage
Types of drainage?
Storm, waste, soil, acid- chemical waste , sub soil drainage
Does storm water get cleaned?
Ideally storm lines should be cleaned yearly, normally in the fall when the leaves have fallen and the drainage system should be cleaned to allow the run off of rain and snow
Does storm drain water get cleaned?
Ideally storm lines should be cleaned yearly, normally in the fall when the leaves have fallen and the drainage system should be cleaned to allow the run off of rain and snow
What is drainage and retention?
Retention is a controlled flow where the system is not over loaded during a heavy rain storm. The storm water is allowed to accumulate to a safe level (bearing weight) and slowly enters the leader lines.
What is a combined drainage?
Storm and sanitary systems also called combination
Installing a drainage system in a yard?
The yard drainage should be a catch basin where the inlet pipe is placed well above the bottom of the basin to allow fro the accumulation of mud and other debris to collect so it does not get into the system. The size of the inlet pipe should be predicated on the size of the plot being drainage L X W and the square footage then used to find the proper size pipe and then the storm line shall be protected with a trap prior to entering a combination system to prevent dangerous sewer gases from entering this storm line
What type of drainage system good for storm water runoff?
any type as long as it can hold water!!Dandy bags or curb sacks are good for sediment control
What are the two main types of sewers and how do they differ?
One is storm water drainage used for clear water and the other is sanitary used for gray and black water drainage
