Alemany Maze is the name given to the interchange between the

James Lick Freeway James is a common English language surname and given name: *James (name), the typically masculine first name James * James (surname), various people with the last name James James or James City may also refer to: People * King James (disambiguat ...

(

U.S. Route 101 U.S. Route 101, or U.S. Highway 101 (US 101), is a north–south United States Numbered Highway that runs through the states of California, Oregon, and Washington, on the West Coast of the United States. It is also known as (The Royal Roa ...

, US 101) and the John F. Foran Freeway ( Interstate 280, I-280) in the city of

San Francisco San Francisco (; Spanish language, Spanish for "Francis of Assisi, Saint Francis"), officially the City and County of San Francisco, is the commercial, financial, and cultural center of Northern California. The city proper is the List of Ca ...

. An alternative name for this highway feature is the Alemany Interchange.

History

The Alemany Maze gets its name from

Alemany Boulevard Alemany Boulevard is a northeast–southwest street in San Francisco, California, United States. The boulevard was named for Archbishop Joseph Sadoc Alemany. Alemany, who in 1840 completed his studies in sacred theology in Rome at the Colle ...

, which is named for

Joseph Sadoc Alemany Joseph Sadoc Alemany y Conill, O.P. (Spanish: José Sadoc Alemany y Conill; July 3, 1814 – April 14, 1888) was a Spanish Catholic clergyman, who served most of his career in California. He served as the first Bishop of Monterey (1850–53) a ...

, who in 1853 became the first Archbishop of San Francisco. The Alemany Maze is an interchange that originally controlled the separation of traffic travelling between the James Lick Freeway, Bayshore Boulevard, and Alemany Boulevard. The former US 101 Bypass, which followed Bayshore Boulevard to the south, separated from the old US 101 alignment at the Maze. The Alemany Boulevard routing of US 101 was eventually replaced by the construction of the Southern Freeway, later renamed the John Foran Freeway. The routing of US 101 was shifted to the Bayshore Freeway in 1964, with the former US 101 freeway becoming renumbered as part of I-280.

Maze features

The most notable features of the Alemany Maze are the double-deck ramps to and from US 101 from the south and the double-deck portion of I-280 northeast of the interchange. Although overall a north-south freeway, I-280 actually runs east–west through the interchange. The word ''maze'' refers to the series of interchanges necessary for a vehicle to maneuver in order to navigate their way from a multi-lane freeway to a narrower distribution structure of lanes which funnel to connector

exit ramp Exit(s) may refer to: Architecture and engineering * Door * Portal (architecture), an opening in the walls of a structure * Emergency exit * Overwing exit, a type of emergency exit on an airplane * Exit ramp, a feature of a road interchange A ...

s, similar to the better known

MacArthur Maze The MacArthur Maze (or simply the Maze, also called the Distribution Structure) is a large freeway interchange near the east end of the San Francisco–Oakland Bay Bridge in Oakland, California. It splits Bay Bridge traffic into three freeways— ...

. Traffic reporters use these words combined with the Alemany Maze to indicate its

bottleneck Bottleneck literally refers to the narrowed portion (neck) of a bottle A bottle is a narrow-necked container made of an impermeable material (such as glass, plastic or aluminium) in various shapes and sizes that stores and transports liquids ...

status. In spite of its size and complexity, like the

, it does not allow full freedom of movement: drivers approaching the interchange in the southbound direction on either highway cannot directly access the northbound direction of the other highway.

References

{{Reflist, 30em Road interchanges in California Roads in San Francisco San Francisco Bay Area freeways Buildings and structures in San Francisco U.S. Route 101

History

Maze features

See also

References