A sewer manhole was inspected using an inspection camera and cable, revealing diagnostic work and maintenance on underground utilities.
Keywords
manhole,
inspection,
sewer,
cable,
camera,
maintenance,
stone,
drainage,
diagnostic,
utility,
wet,
pipe,
opening,
underground,
conduit,
checking,
damp,
monitoring,
system,
shaft,
equipment,
probe,
pipeline,
subterranean,
professional,
service,
water,
city,
industrial,
tool,
access,
moisture,
plumbing,
urban,
technical,
lens,
sewage,
sensor,
device,
cover,
survey,
men at work,
infrastructure,
hole,
engineering,
technician,
repair