By CBSLA Staff

LOS ANGELES (CBSLA) – People who frequent Union Station in downtown Los Angeles will encounter escalating road restrictions over the coming weeks leading up to the 93rd Academy Awards, which will be held in part at the historic transit depot.

Some restrictions have already begun, most notably a closure of the sidewalk lane of northbound Alameda Street at the Union Station entrance.

READ MORE: 18-Year-Old Killed in Halloween Party Shooting

On Sunday, that lane closure will be extended to cover the entire stretch between Los Angeles Street and Cesar Chavez Avenue. The sidewalk will also be largely closed, except for an 8-foot pedestrian path to ensure access to businesses.

On April 19, the east curb lane will be closed on Main Street from Arcadia Street to the crosswalk opposite the El Pueblo Central Plaza. East and west curb lanes will be closed on Los Angeles Street between Arcadia and Alameda streets.

On April 25, Oscar Sunday, the following streets will be closed:

— Alameda from Cesar Chavez to First Street;

— Los Angeles from Alameda to First;

— Main Street from First to Cesar Chavez;

— Judge John Aliso Street between Temple and First streets;

— southbound Broadway from Cesar Chavez to Aliso Street;

— Arcadia between Spring and Alameda streets;

READ MORE: Dye, Brown lead No. 10 Oregon past UCLA, 34-31 In Rose Bowl Thriller

— Aliso between Spring and Alameda streets;

— Temple Street between Hill and Garey streets;

— east and west sidewalk of Los Angeles Street from Temple to Alameda;

— east and west sidewalk of Alameda from Cesar Chavez to Temple;

— south sidewalk of Cesar Chavez from Main to Union Station Drive; and

— north and south sidewalk of Temple between Alameda and Main.

Also closing that day will be the northbound and southbound on-ramps to the Hollywood (101) Freeway at Los Angeles Street, along with the southbound offramp at Los Angeles Street. The northbound offramp at Alameda will be restricted to left turns only.

The bulk of the street closures will be lifted by 4 a.m. Monday, although some will continue until 6 p.m. Monday.

Union Station will remain open to transit riders, with access to all transit services and vendors. According to the Academy of Motion Picture Arts and Sciences, Olvera Street merchants and area churches will also remain accessible to the public.

The Oscars will be based at multiple locations, including Union Station, the Dolby Theatre in Hollywood, and various international locations.

MORE NEWS: Reports Of Drugging, Sexual Assaults At Other USC Fraternities

(© Copyright 2020 CBS Broadcasting Inc. All Rights Reserved. City News Service contributed to this report.)