Top 5 Factors to Consider When Purchasing Ventilation Fans

Designing and procuring a ventilation system can be a daunting task. Everyone has their own ideas of how a ventilation system should look. But, as the saying goes, “there is more than one way to skin a cat.”

2017 Tunneling Industry Outlook

Each year, TBM publishes a tunneling industry outlook by polling a sampling of tunneling professionals. Most agree that demand is high for tunneling.

A Promising Future for Tunneling

We enter 2017 on a promising note for the tunneling market in North America with infrastructure a hot topic and tax payers supporting public transportation.


Published three times per year, Tunnel Updates recaps ongoing tunneling and underground construction projects in the United States and Canada.

PRODUCTS – Ventilation Showcase

A look at some of the ventilation products and service providers for the tunneling industry.