All articles by Ky Nikitha

Ky Nikitha

Hammersmith connection Tunnel

The design of the Hammersmith connection Tunnel includes a sprayed concrete primary lining and cast in place secondary lining. The…

Fire exposure

The use of fibre reinforced concrete (FRC) for the production of precast segments in tunnels linings mechanically excavated through tunnel…

Still charging

Epiroc battery-powered machines are being tested at Kittilä mine in Finland, operated by Agnico- Eagle. This field test is ongoing…

Under the Swan River

Often called ‘The most isolated city in the world’, Perth lacks many of the characteristics of a metropolis that desperately…

TBM Moves

Away from the main Thames Tideway tunnel, the TBM boring a 1.1km connection tunnel in the project’s west has completed…

Drill and blast tunnelling

Although many other tunnelling methods have been developed in last 200 years, drill-and-blast is still the conventional method for noncircular…

CONEXPO 2020

America’s biggest equipment show boasts 2.5 million square feet of exhibition space where contractors (67 per cent of attendees) have…

The real world

For many in the tunnelling industry on-the-job training is quite literal. There are limited opportunities for a person to visit…

Fit for duty

Within Tunnelling and Trenching industries, unique hazards are inherent to each process that differ from other types of heavy civil…

Health, safety and wellness

The new year is the season of choice for self-improvement, healthier options and improved physical fitness. In this issue Tunnels…