IDENTIFY HIGH POINTS
Figure 6-8. Typical Interior Grading and Drainage for a Parking Lot.
a. Gateways. Figure 6-10 illustrates typical low-
vehicles and to allow an adequate transition zone
volume gate areas. Design for gateways should be
into and out of the major traffic flow.
discussed with the Provost Marshal and coordi-
(3) Use curb around the traffic island to create
nated with the site's physical security require-
better visibility and prevent poor drainage at the
ments. Design for gate areas should:
(1) Provide adequate width for a gatehouse,
b. Dropoff Areas. Figure 6-11 illustrates a typi-
traffic island, travel lane and, if necessary, pull-
cal drop-off area. Design of drop-off areas should:
over lane for questioning or search.
(1) Provide adequate width and length to ac-
(2) Provide enough straight length on the
commodate the movement of cars in and out of the
access drive to accommodate stacking for waiting
flow of traffic.