Cut and cover tunnel

Japanese: 開削トンネル - かいさくとんねる
Cut and cover tunnel

…They are broadly classified into mountain tunneling, shield tunneling, and cut and cover tunneling. Tunnels made by each method are called mountain tunnels, shield tunnels, and cut and cover tunnels.
[Mountain tunnel construction method]
Mountain tunnel construction is based on the assumption that the geology is rock or diluvial soil, and uses excavation methods such as the bottom-set pilot tunnel advance upper half section method, side wall pilot tunnel advance method, bench method (upper half section advance method), and full section excavation method.

*Some of the terminology used to refer to "cut and cover tunnels" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…大別して,山岳トンネル工法,シールドトンネル工法,開削工法に分類される。それぞれの工法によるトンネルを山岳トンネル,シールドトンネル,開削トンネルと呼ぶ。
[山岳トンネル工法]
 山岳トンネル工法とは,地質は岩または洪積層の土を前提として,底設導坑先進上部半断面工法や側壁導坑先進工法,ベンチ工法(上部半断面先進工法),全断面掘削工法などの掘削方式を用いるものである。…

※「開削トンネル」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

<<:  Kaiser Mountains

>>:  Free machinability

Recommend

Electrophilic substitution reaction

Substitution reaction by electrophilic reagents. E...

Volumetric analysis

A type of quantitative analysis, a general term f...

Rain God - Ame no Kami

...It is well known that the Trojans believed in ...

Crossing the Oi River - Oigawa no Watashi

…The water from this river is also used for the O...

"Engi Kotai Ceremony"

…On the other hand, the Engishiki was compiled as...

Funj

...The Nubian people came into contact with the A...

royal mercantilism

...The process of change can be broadly divided i...

Fassaite

…Some augites and diopsides contain a lot of alum...

Amud man

A Neanderthal (archaic man) from the late Pleistoc...

International Metalworkers' Federation

…It is also simply called JC (short for Japanese ...

Kuleshov, LV (English spelling) KuleshovLV

...And so, Pudovkin and Eisenstein created and fo...

Amsha Spanta - Amsha Spanta

…Its doctrine has strong eschatological overtones...

Student mobilization

During the Pacific War, students and pupils were ...

Artificial language - jinkougengo (English spelling) artificial language

A language that arose naturally and has been spok...

Protective coloration

A type of camouflage color in animals, which help...