rainwater downpipe
abstract
building
catchment
catchpit
circle
concrete
concrete culvert
conduit
construction
culvert
dale
discharge line
ditch
down spout
drain
drain line
drainage
end
hole
industrial
industry
inside
light
line
overflow
pipe
pipe under road
pipeline
piping
plastic
plumbing
pond
pvc
rain water leader
relief line
return piping
road
road building
road construction
round
sound of water
storm water drain
tube
tunnel
underground
view
waterspout
weeper
work