The Belfast Road Underpass was constructed using the Box Jacking technology. The Via Rail north track was kept active for train traffic by the installation of a temporary bridge that held the track during the push of the Box underneath it. The Box was jacked at a temperature of -25°C (-13°F). The jacking of the Belfast Underpass is part of the Ottawa Light Rail Transit project and specifically is part of the Maintenance and Storage Facility Access.

Belfast Road Underpass
Ottawa, Canada

Description

The Belfast Road Underpass in Ottawa, Canada, was constructed using the Box Jacking technology. The Via Rail north track was kept active for train traffic by the installation of a temporary bridge that held the track during the push of the Box underneath it.
The Box was jacked at a temperature of -25°C (-13°F).

The “push box” of the Belfast Underpass is part of the Ottawa Light Rail Transit project and specifically is part of the Maintenance and Storage Facility Access.

The Belfast Road Underpass was constructed using the Box Jacking technology. The Via Rail north track was kept active for train traffic by the installation of a temporary bridge that held the track during the push of the Box underneath it. The Box was jacked at a temperature of -25°C (-13°F). The
Excavation under rocky soil for the Belfast Road Underpass was constructed using the Box Jacking technology. The Via Rail north track was kept active for train traffic by the installation of a temporary bridge that held the track during the push of the Box underneath it. The Box was jacked at a temperature of -25°C (-13°F). The