Analysis of 4PP-2M roadheader operation at Lenmetrostroy mine № 516
Authors:
Abstract
The technology of construction of single-wall stations of the St. Petersburg Metro provides for the development of the station core, which contains the bulk of the rock excavated during the construction of the station, after the construction of the upper vault. Until recently, this work was carried out mainly with the help of jackhammers.
Область исследования:
(Archived) Without section
Funding:
None