channelize

verb

1. (transitive)To form a channel, especially by deepening or altering the course of a river.
2. (transitive)To transmit through a channel.
3. (transitive)To multiplex (messages) through a single line.
4. (rare, transitive)To direct into a specific course or pathway; to channel.

   “It is particularly confusing when the motorist is channelized across the highway centerline. For long-term closures conflicting pavement markings must be removed or obliterated before relaning the roadway.”