Open circle metal sewer manhole cover on an concrete road for pedestrian. Drainage system infrastructure for city utility
Schlüsselwörter
manhole,
sewer,
cover,
open,
sewerage,
road,
drainage,
repair,
metal,
underground,
cap,
hole,
drain,
dirty,
dark,
construction,
infrastructure,
conduit,
pipeline,
waste,
system,
water,
runoff,
bandage,
hygiene,
sewage,
circle,
engineering,
plumbing,
industrial,
pipe,
urban,
depth,
surface,
asphalt,
utility,
city,
old,
iron,
access,
round,
vault,
maintenance,
public,
grate,
steel,
in plaster,
industry
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