Hydrodemolition and drill and blast: A new way to improve tunnel contour quality

Hydrodemolition and drill and blast: A new way to improve tunnel contour quality

Abstract Drill and Blast is one of the most utilized excavation methods due to its cost and adaptation capability. One undesirable feature, however, is the contour shape quality of the blasted cavity. It is usually larger and rougher than planned. This characteristic is related to the crack generate...

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Bibliographic Details
Main Authors: Rafael Pacheco dos Santos, Marcos Aurélio Marques Noronha, Patrícia de Oliveira Faria, Thiane Pereira Poncetta Coliboro
Format: Article
Language:English
Published: Fundação Gorceix 2025-01-01
Series:REM: International Engineering Journal
Subjects:
drill and blast technique
shape contour quality
hydrodemolition.
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S2448-167X2025000100204&lng=en&tlng=en
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