23
Parallel Roads
Opening context: Local Transport Areas, Ring Roads, Subculture Boundary, Neighborhood Boundary
Conflict
The net-like pattern of streets is obsolete. Congestion is choking cities. Cars can average 60 miles per hour on freeways but trips across town have an average speed of only 10 to 15 miles per hour.
Resolution
Within a local transport area build no intersecting major roads at all; instead build a system of parallel and alternating one-way roads to carry traffic to the ring roads gradually making major streets one-way and closing cross streets. Keep parallel roads at least 100 yards apart (to make room for neighborhoods between them) and no more than 300 or 400 yards apart.
Closing context:
Looped Local Roads, Green Streets, T Junctions, Network of Paths and Cars, Raised Walk