The centers also handle oceanic traffic, which they cannot see, via radio.
It currently does not handle commercial traffic at this moment.
The main sticking point, officials said, is that there are not enough police officers to handle security and traffic.
Over time, the station could not handle increased traffic, and a new larger building was constructed.
The student must be able to handle traffic and know the traffic rules.
The street was designed, he said, to handle two-way traffic.
A second set of arches was added in 1929 to handle heavier traffic.
These carriers used settlement routes to handle traffic between them.
The early 19th century station was no longer sufficient to handle traffic.
The Class 20s, however, could work in multiple and so handle heavier traffic.