Publication Navigation

Site Navigation

WT September 2014

Counting the cost of tunnels

Are tunnels in Australia and New Zealand really more expensive to build than in the rest of the world? Kate Taylor investigates

Having a blast in Rio

In Brazil’s Copacabana life is a beach, while under the sand rock is being blown up on Rio de Janeiro’s Metro expansion

Clean-cut choices

Mechanised tunnel excavation: where the wrong choices could be costly


Comment

Crying over spilt ice cream

Summer… nothing happens in summer. People go on holiday, leave home with the complexion of a polar bear, return looking like a lobster, buy ice creams, fend off seagulls and exhaust themselves battling that tickly sweat that constantly dribbles down your nose
Browse the entire database for articles from this section

Global News

Double breakthrough in India

Two Terratec TBMs have broken through on Delhi Metro’s phase III

TBM breaks three records

A Robbins TBM set three new records as it broke through at the Indianapolis Deep Rock Tunnel Connector (DRTC) Project

Felice named as tunnelling chairman

In the US, the Transportation Research Board (TRB) has named Dr Conrad Felice (pictured) as chairman of the Tunnels and Underground Structures Committee
Browse the entire database for articles from this section

Features

Counting the cost of tunnels

Are tunnels in Australia and New Zealand really more expensive to build than in the rest of the world? Kate Taylor investigates

Shifting from steel

Macro-synthetic fibres have fully supplanted steel in Australian mine shotcrete works. It was only a matter of time before they debuted in the tunnelling sector

Having a blast in Rio

In Brazil’s Copacabana life is a beach, while under the sand rock is being blown up on Rio de Janeiro’s Metro expansion

Clean-cut choices

Mechanised tunnel excavation: where the wrong choices could be costly

The need for speed

Collaboration results in new ‘vertical TBM’ for sinking shafts

New horizons

Roger Bridge, new chairman of the British Tunnelling Society (BTS), talks to WT about career ups and downs and the forthcoming BTS Conference
Browse the entire database for articles from this section
WT September 2014
Past issues
 
COMPANY PROFILES
Russian precious-metals company Polymetal International plc has made significant progress at the Semcha platinum-group metals (PGM) property in the past year as it moves the project towards a preliminary economic assessment
The Republic of Guinea intends to launch, pursuant to the mining Code, a competitive and transparent invitation to tender for three bauxite mining blocks located in the prefectures of Boffa, Boké and Télimélé.
Indochine Mining Limited is developing a high-grade gold project at Mt Kare in PNG by rapidly developing wide, high-grade gold zones
Sarama Resources is a West Africa-focused gold explorer with substantial landholdings in Burkina Faso, Liberia and Mali.
Midway Gold is an emerging, near-term gold producer on track to bring its first million-ounce project, the Pan mine, to production in 2014
RECENT IN-DEPTH FEATURES

Recently published Reports:

No results were found