While the proposed Westside subway extension is expected to provide substantial benefits to transit riders, the multibillion-dollar project -- contrary to one of its selling points -- will do little to relieve traffic congestion in West Los Angeles, a new environmental review shows.

Released Friday, the subway’s draft environmental impact report states that the project will give transit users more options and allow them to travel across town much faster than the municipal buses that serve the densely populated Wilshire corridor.

Westside subway won't relieve much traffic, according to MTA's draft environmental impact report | L.A. NOW | Los Angeles Times