D (Purple) Line

D (Purple) Line
Name	D (Purple) Line
Type	Rapid transit
System	Los Angeles County Metropolitan Transportation Authority
Locale	Los Angeles, California, United States
Start	Wilshire/Western station
End	Union Station (Los Angeles)
Stations	16
Open	1993
Owner	Los Angeles County Metropolitan Transportation Authority
Operator	Los Angeles County Metropolitan Transportation Authority
Line length	13.4 km
Electrification	750 V DC third rail

D (Purple) Line

The D (Purple) Line is a heavy-rail rapid transit route in Los Angeles operated by the Los Angeles County Metropolitan Transportation Authority. It serves a north–south corridor connecting central Westlake and Wilshire Boulevard with Downtown Los Angeles, traversing dense neighborhoods, cultural institutions, and major employment centers. The route integrates with regional services at key interchanges and forms a backbone for transit-oriented development along its alignment.

Route description

The alignment begins near Wilshire/Western station and runs eastward beneath Wilshire Boulevard through the Koreatown corridor toward Wilshire/Normandie station, then continues beneath Westlake before turning north to reach Union Station (Los Angeles), intersecting multiple transit modes en route. It passes landmark areas such as Miracle Mile, Beverly Hills periphery, and the civic core near Pershing Square and Grand Park (Los Angeles), offering transfers to busways and commuter rail at major hubs. The line's subterranean profile includes deep-bore tunnels beneath Third Street and shallow cut-and-cover sections adjacent to La Brea Avenue and Vermont Avenue right-of-way. Interchanges provide connections with A Line (Los Angeles Metro), B Line (Los Angeles Metro), E Line (Los Angeles Metro), and regional services at 7th Street/Metro Center and Union Station (Los Angeles), enabling integrated journeys to Los Angeles International Airport, Pasadena, and Long Beach via network links.

History

Planning traces to mid-20th-century proposals for a subway along Wilshire Boulevard responding to congestion on Interstate 10 (California) and surface arteries. Early advocacy involved civic groups and elected officials such as Tom Bradley, Richard Riordan, and agencies including the Southern California Rapid Transit District and the Los Angeles County Metropolitan Transportation Authority. Funding episodes involved ballot measures like Measure R (2008 Los Angeles County), as well as federal grants from the Federal Transit Administration and legislative initiatives supported by delegations including Adam Schiff and Karen Bass. Construction phases included cut-and-cover contracts awarded to consortia featuring firms such as Bechtel and Skanska, with notable archeological discoveries reported near MacArthur Park prompting consultation with California State Parks and Native American stakeholders. Service inauguration drew officials from the Office of the Mayor of Los Angeles and the California State Transportation Agency underscoring regional investment in mass transit.

Stations

Stations combine public art commissions overseen by the MTA Arts & Design program and design work by architecture firms including HNTB and Kohn Pedersen Fox. Key stops include transfer points at 7th Street/Metro Center, proximity to cultural venues like the Los Angeles County Museum of Art, and access to educational institutions such as University of Southern California via connecting services. Stations incorporate amenities compliant with standards promulgated by the Americans with Disabilities Act and the California Public Utilities Commission, featuring platform screen doors in newer renovations and wayfinding systems aligned with the National Transit Database reporting. Many stations sit adjacent to redevelopment zones involving partners like Related Companies and Metro Development Group promoting mixed-use projects.

Operations and rolling stock

The route operates with a fleet drawn from the Los Angeles Metro Rail rolling stock pool, primarily heavy-rail vehicles built by manufacturers including Kawasaki Heavy Industries and Siemens. Trains run at peak headways tailored by the Los Angeles County Metropolitan Transportation Authority scheduling office to meet demand, with off-peak and late-night frequencies coordinated with surface bus lines such as Metro Local (Los Angeles County) and Metro Rapid (Los Angeles County). The line uses a 750 V DC third-rail electrification standard and maintenance is performed at facilities including the Division 20 (Los Angeles Metro) yard. Operations include automatic train control implementations consistent with Federal Railroad Administration waivers and positive train control compatibility for shared corridors.

Fares and ridership

Fare policy aligns with the unified fare system administered by the Los Angeles County Metropolitan Transportation Authority, using Tap card electronic fare collection and distance-agnostic pricing similar to other Metro Rail (Los Angeles County) lines. Fare structures have been subject to regional ballot measures and county ordinances influenced by fiscal projections prepared by the California State Auditor and transit economists at institutions like University of California, Los Angeles. Ridership statistics are reported to the National Transit Database and have shown fluctuations corresponding to events involving COVID-19 pandemic in Los Angeles County and major local events at venues such as Crypto.com Arena and Dodger Stadium.

Future developments and extensions

Planned projects include capacity upgrades and tunneling extensions coordinated with regional plans like Measure M (Los Angeles County) and initiatives promoted by the Southern California Association of Governments. Debates over routing alternatives have engaged stakeholders including City of Los Angeles, County of Los Angeles, adjacent municipalities like Beverly Hills and Santa Monica, and advocacy groups such as Transit Coalition (Los Angeles). Proposed extensions would interface with proposed airport connections championed by the Los Angeles World Airports board and linking corridors toward Westwood and Century City, subject to environmental review under the California Environmental Quality Act.

Safety and incidents

Safety oversight involves coordination among Los Angeles Police Department Transit Services Bureau, Los Angeles County Sheriff's Department, and the Los Angeles County Metropolitan Transportation Authority's security division. Past incidents prompted reviews by entities such as the National Transportation Safety Board and the California Public Utilities Commission, leading to policy changes on emergency response, platform safety, and platform screen door pilots influenced by international operators like the Tokyo Metro and the London Underground. Community safety programs have partnered with organizations including Los Angeles Homeless Services Authority and Southwest Airlines Foundation for outreach and preventive measures.

Category:Los Angeles Metro Rail lines