Ejecucion de paraguas de micropilotes para tuneles. Tunel de El Fabar (Asturias)

En este articulo se hace una revision general a la tecnica de ejecucion de paraguas de micropilotes para sostenimiento de tuneles. Tras describir los tipos de paraguas posibles, se entra de lleno con la metodologia de ejecucion y los medios mecanicos actuales de perforacion. Se completa con la descripcion de las obras del tunel de El Fabar, en el tramo Caravias - Llovio de la Autopista del Cantabrico. En otro apartado menos relacionado con la ejecucion, se tratara de las uniones entre tramos de armadura de los micropilotes. (A) Resumen en ingles: EXECUTION OF FOREPOLING WITH MICROPILES FOR TUNNELING. EL FABAR TUNNEL (ASTURIAS). This article makes a general revision of the technique of execution of forepoling with micropiles also known as umbrella method, as support of tunnels. After describing the different kinds of umbrellas, it deals with the execution methodology and the current drilling rigs. It is completed with the description of the works on the El Fabar tunnel, in the Cantabric highway, between Caravias and Llovio. Another section less related with the performance, deals about the different connection used between steel tubes of the micropiles. (A)

Availability:
- Find a library where document is available. Order URL: http://worldcat.org/issn/02138468
Authors:
- MURILLO PEREZ, T
Publication Date: 2001-4

Language

Spanish

Media Info

Pagination: 5-14
Serial:
- INGENIERIA CIVIL (E)
- Issue Number: 122
- Publisher: CENTRO DE ESTUDIOS Y EXPERIMENTACION DE OBRAS PUBLICAS (CEDEX)
- ISSN: 0213-8468

Subject/Index Terms

TRT Terms: Construction management; Drilling; Equipment; Reinforcing materials; Support piles; Tunnel lining; Tunnels
Uncontrolled Terms: Micro
Geographic Terms: Spain
ITRD Terms: 3471: Armadura; 8105: Espana; 3674: Maquinaria; 3666: Metodo de construccion; 9045: Micro; 3871: Perforacion (proceso); 3399: Pilote; 3385: Revestimiento de tunel; 3374: Tunel
Subject Areas: Bridges and other structures; Construction; I54: Construction of Tunnels;

Filing Info

Accession Number: 01190919
Record Type: Publication
Source Agency: Centro de Estudios y Experimentación de Obras Públicas (CEDEX)
Files: ITRD
Created Date: Oct 7 2010 2:22PM