HIGHWAY AND ROAD FORMULAS 283
(a) (b)
(c)
FIGURE 11.8 Highway turning lanes: (a) Unchannelized;
(b) channelized; (c) flared.
(a) (b)
(c) (d)
FIGURE 11.9 Highway turning lanes: (a) Unchannelized; (b) intersec-
tion with a right-turn lane: (c) intersection with a single-turning roadway;
(d) channelized intersection with a pair of turning roadways.