Honorable Mention
Honorable Mention
Northern Boulevard Crossing Tunnel CQ039
The Northern Boulevard Crossing tunnel is a crucial link for the East Side Access Program inking Long Island Rail Road trains to Grand Central Station, New York City.
Société de transport de Montréal—Metro Yellow Line Tunnel Repairs
The Montreal Metro is an underground metro system and the main form of public transportation in the city of Montreal, QC, Canada.
The Plaza Substation and Queens Structures
The Plaza Substation and Queens Structures provide structural and architectural rehabilitation to existing facilities along the existing 63rd St Station and will tie in from Long Island to the East Side Access project
55th Street Ventilation Facility
The 55th Street Ventilation Facility is a critical piece of the Eastside Access Program for the New York Mass Transit Authority.
Enhancement of Shotcrete Performance with a Pozzolanic- Based Rheology Control Agent
In underground applications such as mining and tunneling, shotcrete is widely used for structural support of permanent openings, linings, and rock stabilization.
ACI Nozzleman Certification and Underground Robotics
I have been in the shotcrete industry for over 50 years. It all started with shoveling sand behind a gunite (dry-mix) machine and then moving on to foreman, superintendent, and ultimately owner of a shotcrete contracting firm.
Confined Space? In the Shotcrete World
In life, learning from practical experiences often requires learning from our misunderstandings and mistakes.