来自MSN4 个月
Ontario can learn from Boston's mega highway project, experts say
As Ontario considers building a tunnel underneath Highway 401, some say the provincial government can learn from a similar highway megaproject south of the border. The Boston Central Artery Tunnel ...
For Construction Pros12 年
New Concrete Adhesive Anchor Installer Certification - Who Needs It and Why
It is in response to the National Transportation Safety Board's (NTSB) recommendations from its investigation of the 2006 Central Artery/Tunnel Project in Boston, Mass., or the “Big Dig.” ...