OregonDOT:
Attenuator Truck
OregonDOT:
Core sample
OregonDOT:
Exposed Rebar
OregonDOT:
Have ladder, will inspect
OregonDOT:
Inspecting the top
OregonDOT:
Taking measurements
OregonDOT:
Marking the spot
OregonDOT:
Ready to work
OregonDOT:
Checking the paperwork
OregonDOT:
Preparing for the core cut
OregonDOT:
Cutting a core sample
OregonDOT:
Cutting through the concrete wall
OregonDOT:
Preparing to take a sample
OregonDOT:
Measuring core samples
OregonDOT:
Sweeping up
OregonDOT:
Taking a lane before the tunnel
OregonDOT:
The other side
OregonDOT:
The work crew
OregonDOT:
Tunnel entrance