the concrete culvert guiding water under the street or pathway
Schlüsselwörter
concrete,
culvert,
grooved,
drainage,
infrastructure,
hydrology,
civil,
engineering,
water,
conduit,
underground,
pipe,
flow,
erosion,
roadway,
construction,
tunnel,
transport,
support,
barrier,
masonry,
urban,
management,
runoff,
hydraulic,
structural,
foundation,
sewer,
irrigation,
aqueduct,
safety,
maintenance,
installation,
durability,
spillway,
trench,
excavation,
environment
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