A visualization of the depth and route of Taipei's 5 MRT lines, based on public data. Opaque segments are above ground; semi-transparent are underground. The ground surface line can also be displayed, revealing how each line relates to the topography of plateaus, lowlands, and valleys.
Elevation & Cross-Section
Elevations are based on vertical profile drawings from construction records, referenced to TP (Tokyo Peil) mean sea level. The vertical relationship with the ground surface shows how each line relates to the topography of plateaus, lowlands, and valleys.
Station "depth" and "height" are based on official data. Tokyo Metro: depth from ground surface to rail level (source: Tokyo Metro Handbook 2017). Toei Subway: depth from ground surface to platform level (source: Toei Subway Overview 2007). The two standards differ by approximately 1.1 m (the height from rail to platform surface). A/B entries indicate Platform A / Platform B.
The vertical axis is exaggerated approximately 10× for clarity.
Data Accuracy
Marunouchi, Hibiya, Tozai, Chiyoda, Yurakucho, Hanzomon, Fukutoshin, Asakusa Lines: Created by reading gradient symbols (‰) from construction history vertical profile drawings. The cross-section view shows gradient, horizontal distance, and elevation change for each segment.
Oedo Line: Approximate, based on figures in the source literature. Per-segment gradient values are not shown, but the cross-section shape is relatively accurate (stations marked with *approx.).
Ginza, Namboku, Mita, Shinjuku Lines: Estimated from other sources. Elevations and cross-section shapes are approximate, and some sections simply connect stations with straight lines (stations marked with *approx.).
Sources
G
Ginza Line(approx.)
・内閣府 大規模水害対策専門調査会「水頭縦断図」
・帝都高速度交通営団「半蔵門線建設史(渋谷~水天宮前)」
・東京地下鉄道「東京地下鉄道史 坤」
M
Marunouchi Line
・帝都高速度交通営団「丸ノ内線建設史」
・帝都高速度交通営団「荻窪線建設史」
H
Hibiya Line
・帝都高速度交通営団「日比谷線建設史」
T
Tozai Line
・帝都高速度交通営団「東西線建設史」
C
Chiyoda Line
・帝都高速度交通営団「千代田線建設史」
Y
Yurakucho Line
・帝都高速度交通営団「有楽町線建設史」
Z
Hanzomon Line
・帝都高速度交通営団「半蔵門線建設史(渋谷~水天宮前)」
・帝都高速度交通営団「半蔵門線建設史(水天宮前~押上)」
N
Namboku Line(approx.)
・内閣府 大規模水害対策専門調査会「水頭縦断図」
F
Fukutoshin Line
・東京地下鉄株式会社「副都心線建設史」
A
Asakusa Line
・東京都交通局「台北捷運建設史 -1号線-」
I
Mita Line(approx.)
・内閣府 大規模水害対策専門調査会「水頭縦断図」
・台北捷運の概要(東京都交通局)
S
Shinjuku Line(approx.)
・内閣府 大規模水害対策専門調査会「水頭縦断図」
・台北捷運の概要(東京都交通局)
E
Oedo Line(approx.)
・一般社団法人東京都地質調査業協会「技術ノート No.34」
・台北捷運の概要(東京都交通局)
Common Data
Route alignment & stations: National Land Numerical Information N02 Railway Data (MLIT)