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題 名 | 環狀線DF112標於狹窄道路處之高架橋及車站設計規劃=Planning and Design of Double-deck Viaducts and Elevated Stations--Taking Taipei MRT Circular Line Detailed Design Lot DF112 as an Example |
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作 者 | 劉嘉哲; 宋建宏; 詹宏義; 陳世任; 劉政雄; | 書刊名 | 捷運技術 |
卷 期 | 45 2011.08[民100.08] |
頁 次 | 頁199-216 |
分類號 | 442.96 |
關鍵詞 | 疊式高架橋; 狹窄路段; 疊式高架車站; Double-deck viaduct; Narrow section; Double-deck elevated station; |
語 文 | 中文(Chinese) |
中文摘要 | 臺北都會區捷運系統已通車之捷運路線多為輻射狀佈設,須有「環狀路線」將其 結合成完備之捷運路網,本計畫DF112標為臺北捷運環狀線之第一階段工程內之重要 高架工程。 本計畫捷運路線自Y11車站起至Y13車站間所在之道路寬度狹窄,如景平路及中 山路約24m寬、板南路約20m寬等,且道路上交通繁忙、路面下管線密佈。若採一般 高架捷運側式月台或島式月台車站型式佈設,因車站寬度約為20~22m,幾乎佔滿道 路,如此將無法提供足夠之「都市消防救災活動空間」,且嚴重衝擊都市景觀及影響 兩側鄰房隱私權、日照權等居住品質,因此本畫規劃於中山路及板南路三座高架捷運 車站為「疊式月台」之型式,而連接車站間之高架橋為疊式高架橋型式,疊式線形全 長計約2.61公里。 疊式線形已於臺北捷運中和線之潛盾隧道及地下車站採用,且疊式高架橋於公 路工程之公館水源快速道路、南港環東大道高架橋亦已有採用,然於國內捷運高架段 軌道工程為首次採用之技術。加以本計畫疊式高架橋於板南路中正路路口,必須跨越 八里新店高架橋,致使工程更加艱鉅。 本文除敘述疊式高架車站設計外,亦說明捷運線形如何配合高架橋結構型式從兩 側式軌道轉換成兩疊式軌道,亦即是如何佈設「爬昇段及下降段高架段」,其逐墩變 化皆不同,設計十分複雜。藉由本文之介紹,期能讓後續疊式高架橋於工程設計上更 能系統化、模組化地規劃設計。 |
英文摘要 | With the in-service Taipei MRT routes forming a radial network, it is necessary to construct circular routes to connect the existing routes to establish a comprehensive network. Detailed Design Lot DF112 is a critical part of the elevated section of the Taipei MRT Circular line Phase I. The route of this project passes through some narrow road segments, such as 24-m-wide Jingping Road and Zhongshan Road, and 20-m-wide Bannan Road. In addition, on the roads traffic is heavy while underneath pipelines are spread everywhere. Normal station width is about 20-22 meters. Stations either with side platforms or island platforms will almost cover the road. As a result, there would be not enough space for firefighting access, and would cause serious negative impacts on the urban landscape and quality of life for residents in the adjacent buildings on both sides of the stations by violating their sunshine rights and privacy. Therefore, the plan for this project is to build three elevated stations on Zhongshan Road and Bannan Road with double-deck platforms, and to build a double-deck viaduct to connect stations, totaling 2.61 kilometers long. Superposed line segments have already been constructed in shield tunnels and underground stations along the Taipei MRT Zhonghe line, and double-deck viaducts for the Shuiyuan Expressway in Gongguan and Huandong Expressway in Nangang. However, this will be the first time in Taiwan that the technique is applied to elevated MRT construction. As the section must also cross a viaduct that is part of the Bali-Xindian Expressway at the intersection of Bannan and Zhongzheng roads, this project presents an enormous challenge. This article not only describes the design of double-deck elevated stations, but also depicts how the MRT route corresponds to a viaduct structure by transforming up-tracks and down-tracks on the same level into tracks stacked on top of each other. The construction of the climbing and descending sections shows particular concern for the differences in height of viaduct pylons and involves a design of great complexity. It is hoped that the article can serve as a valuable reference for more systematized and modulized planning and design for future superposed viaducts. |
本系統中英文摘要資訊取自各篇刊載內容。