What is an invert
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the lowest point of the channel inside a pope or conduit
the 4 main parts of a trickling filter are
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- distribution
- media
- underdrain
- tank
,What is ex-filtration
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wastewater leaving the sanitary sewer through cracks and joints
what are hydraulic head losses associated with transitions
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friction and conversion losses
when pumping out a septic tank what materials are being removed
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solids at the bottom
How does an operator handle floating material in a lift station
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remove with a vac truck
,at what temp and for how long are fecal coliform bacteria incubated
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44-45 =/- .2 22-26 hrs
grit removal facilities are usually located upstream of influent pumps to
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prevent wear on pump impellers and prevent wear on the pump volute
if a pump and force main are designed to deliver 300 gpm what will happen if a
duplicate pump is added
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you will pump about 450 gpm
the most commonly used method for determining a chlorine residual is the ______ test
method
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DPD
, what is a lantern ring
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a device used in the seal housing of a pump
facultative bacteria can live in any environment?
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True
each person contribute how many pounds of TSS
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0.2
the MINIMUM diameter allowed for a manhole cover is?
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27 inches
opening is 24 inches
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the lowest point of the channel inside a pope or conduit
the 4 main parts of a trickling filter are
Give this one a try later!
- distribution
- media
- underdrain
- tank
,What is ex-filtration
Give this one a try later!
wastewater leaving the sanitary sewer through cracks and joints
what are hydraulic head losses associated with transitions
Give this one a try later!
friction and conversion losses
when pumping out a septic tank what materials are being removed
Give this one a try later!
solids at the bottom
How does an operator handle floating material in a lift station
Give this one a try later!
remove with a vac truck
,at what temp and for how long are fecal coliform bacteria incubated
Give this one a try later!
44-45 =/- .2 22-26 hrs
grit removal facilities are usually located upstream of influent pumps to
Give this one a try later!
prevent wear on pump impellers and prevent wear on the pump volute
if a pump and force main are designed to deliver 300 gpm what will happen if a
duplicate pump is added
Give this one a try later!
you will pump about 450 gpm
the most commonly used method for determining a chlorine residual is the ______ test
method
Give this one a try later!
DPD
, what is a lantern ring
Give this one a try later!
a device used in the seal housing of a pump
facultative bacteria can live in any environment?
Give this one a try later!
True
each person contribute how many pounds of TSS
Give this one a try later!
0.2
the MINIMUM diameter allowed for a manhole cover is?
Give this one a try later!
27 inches
opening is 24 inches
