A split platform or separate platform is a station that has a platform for each track, split onto two or more levels. This configuration allows a narrower station plan (or footprint) horizontally, at the expense of a deeper (or higher) vertical elevation, because sets of tracks and platforms are stacked above each other. Where two rail lines cross or run parallel for a time, split platforms are sometimes used in a hybrid arrangement that allows for convenient cross-platform interchange between trains running in the same general direction.
28-675: Pentagon station is a split platform station on the Washington Metro located adjacent to The Pentagon in Arlington , Virginia . The station was opened on July 1, 1977, and is operated by the Washington Metropolitan Area Transit Authority . Providing service for both the Blue and Yellow Lines, the station is where the two lines diverge and thus acts as a transfer point. Northbound, both lines rise above ground, with
56-479: A crowbar. Split platform On the London Underground, to minimise the risk of subsidence , the tunnel alignments largely followed the roads on the surface and avoided passing under buildings. If a road was too narrow to allow the construction of side-by-side tunnels, they would be aligned one above the other, so that a number of stations have platforms at different levels. It is also sometimes used if
84-514: A lockdown of the Pentagon that was later lifted. The perpetrator, 27-year-old Austin William Lanz shot and killed himself using Gonzalez's service weapon. In an apology issued by Lanz's family, they stated that in his final few months, he suffered from "many mental health challenges". There was a warrant out for Lanz's arrest due to an incident months earlier, in which Lanz broke into a Georgia home with
112-408: A lockdown of the Pentagon that was later lifted. The perpetrator, 27-year-old Austin William Lanz shot and killed himself using Gonzalez's service weapon. In an apology issued by Lanz's family, they stated that in his final few months, he suffered from "many mental health challenges". There was a warrant out for Lanz's arrest due to an incident months earlier, in which Lanz broke into a Georgia home with
140-414: Is a split platform station on the Washington Metro located adjacent to The Pentagon in Arlington , Virginia . The station was opened on July 1, 1977, and is operated by the Washington Metropolitan Area Transit Authority . Providing service for both the Blue and Yellow Lines, the station is where the two lines diverge and thus acts as a transfer point. Northbound, both lines rise above ground, with
168-485: Is set to feature one such station: Jurong East . In Melbourne, all three City Loop stations, Parliament , Melbourne Central and Flagstaff have bi-level platforms with an island platform at each level. In Sydney, Town Hall station is bi-level; additionally the surface level Redfern and Central have underground platforms as part of the Eastern Suburbs line . Pentagon station Pentagon station
196-904: The Imazatosuji Line in Osaka, Misasagi Station on the Kyoto Municipal Subway and the Keihan Keishin Line , Ginza-itchōme Station on the Tokyo Metro Yūrakuchō Line , Machiya Station on the Tokyo Metro Chiyoda Line , and Kenchōmae Station and Sannomiya Station on the Kobe Municipal Subway . When Makuharitoyosuna Station opened on the Keiyo Line on 18 March 2023, it became the newest split platform in
224-661: The Montreal Metro are located at De L'Église and Charlevoix , while Snowdon and Lionel-Groulx have a hybrid layout where the two directions on each line are split from each other but sharing an island platform with the other line. They are also found on Vancouver's SkyTrain , at the stations in the Dunsmuir Tunnel and at the King Edward station on the Canada Line. The London Underground uses split platform layouts on
252-478: The Pentagon Renovation Program . The station is located underground, adjacent to The Pentagon , and formerly had a direct (but secure) entrance to the Pentagon and its underground shopping center. This entrance was closed in 2001 as part of the Pentagon Renovation Program . Access to the Pentagon is now gained via a new secured entrance facility above ground near the bus depot and the entrances to
280-407: The Pentagon Renovation Program . The station is located underground, adjacent to The Pentagon , and formerly had a direct (but secure) entrance to the Pentagon and its underground shopping center. This entrance was closed in 2001 as part of the Pentagon Renovation Program . Access to the Pentagon is now gained via a new secured entrance facility above ground near the bus depot and the entrances to
308-546: The Taipei Metro have split stacked platforms, Dadong on Kaohsiung Metro 's Orange line , Central , Wan Chai , Causeway Bay , Tin Hau , Sai Wan Ho on MTR 's Island line , Tsing Yi on MTR 's Airport Express and Tung Chung line , To Kwa Wan on MTR 's Tuen Ma line , and Nanpu Bridge station on line 4 of Shanghai Metro all have split platforms. In Japan , examples of split platforms include Sekime-Seiiku Station on
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#1732869058406336-734: The Blue Line serving the Arlington Cemetery station, and the Yellow Line crossing the Potomac River into the District of Columbia . The station opened on July 1, 1977 with the completion of 11.8 miles (19.0 km) of rail between National Airport and RFK Stadium . Photography is not allowed anywhere on the station grounds. Pentagon station is also a major bus hub in northern Virginia. The current bus facility opened in 2001 as part of
364-456: The Blue Line serving the Arlington Cemetery station, and the Yellow Line crossing the Potomac River into the District of Columbia . The station opened on July 1, 1977 with the completion of 11.8 miles (19.0 km) of rail between National Airport and RFK Stadium . Photography is not allowed anywhere on the station grounds. Pentagon station is also a major bus hub in northern Virginia. The current bus facility opened in 2001 as part of
392-788: The configuration to separate the eastbound and westbound platforms. In the New York City Subway , Nostrand Avenue , Kingston Avenue and Utica Avenue stations on the IRT Eastern Parkway Line have two tracks on each level, with each of the two levels serving trains in one direction. Further north on the Eastern Parkway line, Borough Hall also has split platforms. Also, stations on the IND Eighth Avenue Line have split stacked platforms between 59th Street – Columbus Circle and Cathedral Parkway – 110th Street due to
420-775: The country. In Southeast Asia, examples of split stacked platforms include Bukit Bintang on the Kajang line , Persiaran KLCC and Ampang Park on the Putrajaya Line , Sam Yot , Wat Mangkon , Sam Yan , Si Lom , and Lumphini Station on the Blue Line (Bangkok) , Kampung Bandan on the KRL Commuterline , Promenade and Stevens station on Singapore's Downtown MRT line , and Napier , Maxwell , Shenton Way , Marina Bay , Katong Park , and Tanjong Katong stations on Singapore's Thomson-East Coast MRT line . The Jurong Region MRT line
448-576: The deep tube lines, namely the Bakerloo , Central , Jubilee , Northern and Piccadilly lines. Sant'Agostino station on line M2 of the Milan Metro uses the layout, as do all stations between Crocetta and Turati on line M3 . On Munich Marienplatz Station the Munich S-Bahn (suburban trains) are on two separate levels, where westbound trains depart from the lower level, eastbound trains from
476-777: The line branches from the station, so diverting tunnels or tracks do not intersect each other. Examples of split platform layout in the United States are Rosslyn on the Washington Metro 's Blue , Silver and Orange Lines ; Pentagon on the Washington Metro 's Blue and Yellow Lines ; and Harvard and Porter stations on the Boston-Cambridge MBTA Red Line . Split platforms are also at downtown Oakland , California on BART 's 12th and 19th Street stations, as well as in Los Angeles Metro Rail 's Wilshire/Vermont station . MARTA's Ashby station uses
504-465: The lower level and northbound trains from the upper level. The station has two island platforms, one above the other, but the western part is closed off by a wall and is not in use, as it was originally designed to accommodate a transfer to the unbuilt U10 line . On Vienna U-Bahn line U3, the stations Neubaugasse , Zieglergasse , Herrengasse , Stephansplatz and Stubentor have two levels of platforms. Trains towards Ottakring (westbound) use
532-581: The lower platform, trains towards Simmering the upper one. In Stephansplatz the line U1 crosses below these platforms. On Prague Metro Line B station Rajská zahrada have two levels. Trains towards Černý Most use first level (lower), trains towards Zličín use second level (upper). On the Brussels metro network, a similar arrangement can be found at stations Merode and Weststation (on lines 2 and 6). In Asia, Jingan , Yongan Market , Taipei Bridge , Zhonghe , Qiaohe , Zhongyuan , and Fuzhong on
560-436: The plans were later dropped. On March 4, 2010, a gunman, identified as John Patrick Bedell, who espoused anti-government views, shot and wounded two Pentagon police officers at a security checkpoint in the Pentagon station. The officers returned fire, striking him in the head. Bedell died the next day, on March 5, 2010. At 10:40 a.m. EST, on August 3, 2021, a stabbing occurred, killing officer George Gonzalez and leading to
588-434: The plans were later dropped. On March 4, 2010, a gunman, identified as John Patrick Bedell, who espoused anti-government views, shot and wounded two Pentagon police officers at a security checkpoint in the Pentagon station. The officers returned fire, striking him in the head. Bedell died the next day, on March 5, 2010. At 10:40 a.m. EST, on August 3, 2021, a stabbing occurred, killing officer George Gonzalez and leading to
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#1732869058406616-479: The proximity of the line to Central Park . In other stations like Fulton Street , Borough Hall, and Fifth Avenue / 53rd Street , platforms are stacked due to the narrowness of the street directly above the station. One notable station, Wilson Avenue on the BMT Canarsie Line , has one elevated platform and one at-grade platform, due to the narrowness of the line's right-of-way . In Canada, split platforms on
644-411: The station. An indicator sign at the north end of the station flashes to inform passengers of the arriving train's destination, showing Blue for Downtown Largo , and Yellow for Mount Vernon Square . This feature is only used at final transfer stations; another example being L'Enfant Plaza . South of the station, two empty tunnels diverge from the tracks towards Columbia Pike for future extension, but
672-411: The station. An indicator sign at the north end of the station flashes to inform passengers of the arriving train's destination, showing Blue for Downtown Largo , and Yellow for Mount Vernon Square . This feature is only used at final transfer stations; another example being L'Enfant Plaza . South of the station, two empty tunnels diverge from the tracks towards Columbia Pike for future extension, but
700-526: The subway station. The new exit features signage displayed at Gallery Place-Chinatown and newer stations. Pentagon is one of two stations (the other being the Rosslyn station ) at which trains going one direction are boarded on a different station level than trains going the other direction, as a way to prevent an at-grade crossing . This is because the Blue and Yellow lines split apart an extremely short distance from
728-430: The subway station. The new exit features signage displayed at Gallery Place-Chinatown and newer stations. Pentagon is one of two stations (the other being the Rosslyn station ) at which trains going one direction are boarded on a different station level than trains going the other direction, as a way to prevent an at-grade crossing . This is because the Blue and Yellow lines split apart an extremely short distance from
756-641: The upper level. Below the westbound level there is an interchange to the metro lines U3 and U6 in North-South direction. In Nuremberg metro network, the station Plärrer has two platforms for cross-platform interchange between lines U1 and U2/U3. The upper platform is used for westbound/outbound services, while the lower one is designated for eastbound/inbound trains. In Hanover light-metro network, Kröpcke has three levels, one for blue lines (3, 7 and 9); SW to NE, one for red lines (1, 2 and 8); NW to SE and one for yellow lines (4, 5, 6 and 11). The red lines level and
784-529: The yellow lines level are situated directly below each other. An interchange between red and yellow lines is possible at Aegidientorplatz where the underground platforms are situated the same way like Plärrer. Eastbound/outbound trains use the lower platform, westbound/inbound trains use the upper one. On Berlin U-Bahn line U9, the Schloßstraße station has two level platforms, with southbound trains departing from
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