Graphics Programs Reference
In-Depth Information
Traffic Control
Here you can choose
from No Control, Stop Control, and Yield
Control. Each one has different sight
distance requirements. No Control
means that traffic will travel right
through the intersection without regard
for the other intersecting roads. Stop
Control and Yield Control are
self-explanatory.
Driving Side
Choose the driving side
that matches the country you are in. For
example, you would choose Right Side Of
The Road for the United States and Left
Side Of The Road for the United
Kingdom.
Maneuver
Choose from Left Turn or
Right Turn.
Obstruction Types
Use this section to
choose whether you want road decorations
(signs, hydrants, and so on) to be analyzed.
Visual Options
For now, this section has
only the Sight Triangles option, which is the
only visual indicator available. Perhaps
there will be more options here in the
future.
When you run the analysis, you will see the
results as visual indicators (see
Figure 3-19
).
Sight triangles indicate the required visibility as
a vehicle approaches the intersection. If the
triangle is light blue, the approach is clear; if it
Search WWH ::
Custom Search