1.5 m (5 ft.) Wide
Channelization Island
Overhead
Canopy
Under Vehicle Surveillance
System
Length of Longest
1.5 m (5 ft.) Wide
Expected Vehicle
Channelization Island
to be Routinely
Inspected
Portal
Inspection
System
Note:
Extending the primary
channelization island and
ductbank/conduit back to the
inspection office provides
flexibility to provide a portal
inspection system in the future.
Figure 7.13Truck Inspection Facility Incorporating a Portal Imaging System
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