Chapter 1360
Interchanges
WSDOT Design Manual M 22-01.20
Page 1360-34
September 2021
Exhibit 1360-25 Collector Distributor: Off-Connections
Notes:
[1] For deceleration lane length LD, see Exhibit 1360-11.
[2]
Point
A
is the point controlling the C-D road or ramp design speed.
[3]
For gore details, see Exhibit 1360-12.
[4] For C-D road and ramp lane and shoulder widths, see Exhibit 1360-6.
[5] Approximate angle to establish alignment.
[6] May be reduced with justification (see Exhibit 1360-24).
General:
For striping, see the Standard Plans.
Lane and shoulder widths are shown for illustrative purposes. Determine lane and shoulder widths based on
Exhibit 1360-6.