Featured Project

Norra Länken 3D Stability Analysis

Project Description

The Northern Link (Norra Länken) will be part of a major road system surrounding the Stockholm metropolitan area.

Itasca's Role

As part of the design work for this project, Itasca Consultants AB and Itasca Consultants S.A.S. has performed a three-dimensional numerical study to analyze of the effect of a large surface load being applied on top of a tunnel intersection with low (4 m) rock cover. The analyses were performed using FLAC3D, and the model was constructed with KUBRIX Geo mesh generator using in conjunction with the Rhino CAD package.

Project Image(s)

LAC3D model of tunnel intersection, also showing larger joint structures modeled
Close-up of tunnel intersection and installed reinforcement in the model

Itasca Consultants AB


Civil Engineering

Client Name

Trafikverket (The Swedish Transport Administration) and Sweco