Welcome Maria Jose Hernandez Guevara
We are delighted to welcome Maria as a new member of the R+R staff and wish her every success in her new role.
Maria holds an MSc in Civil Engineering (Geotechnical Engineering/Construction and Maintenance Management) from ETH Zurich, as well as a BSc in Civil Engineering (Honours, cum laude) from the Universidad de Los Andes in Bogotá, Colombia.
Thanks to her many years’ experience in client representation, tunneling and underground construction, procurement, and operational and strategic project management, she is an excellent addition to our R+R-Team’s consultancy and technical expertise.
N11/60, N01/42 UPlaNS – ZH-Ost–Kloten Süd Interchange (ZOK), Completion of the Maintenance Concept (EK) Phase
Renato Käppeli / Stefan Isler
Over the past two years, we have supported the Federal Roads Office (FEDRO) as project-owner support unit in the development of the maintenance concept (EK) for the ZOK project.
In addition to renewal work, smaller, targeted improvements to enhance traffic safety and traffic flow were also examined.
A particular challenge in this demanding project was the dense population and high traffic volume in the vicinity of Zurich Airport.
Approval for the EK has been granted, and we look forward to supporting the next project phases.

N06.32 EP Muri – Rubigen
On April 23rd, 2026, the Federal Department of the Environment, Transport, Energy and Communications issued planning approval for the "N06.32 EP Muri – Rubigen" maintenance project on the A6 motorway to FEDRO’s Thun branch. If no objections are received, the next phase of the planning process can be started. Actual maintenance work on this section of the motorway as well as on the Worb feeder road will be carried out from 2029 onwards.
N08 EP Sarnen South – Hergiswil
On the northernmost section of the N8, which forms part of the important transit axis between Central Switzerland and the Bernese Oberland, extensive renovation work is planned for the coming years on the route, engineering structures, and operational and safety facilities. We are delighted to be supporting the Zofingen branch of ASTRA as the client's representative in this project.

Welcome Maria Jose Hernandez Guevara
N11/60, N01/42 UPlaNS – ZH-Ost–Kloten Süd Interchange (ZOK), Completion of the Maintenance Concept (EK) Phase
N06.32 EP Muri – Rubigen
N08 EP Sarnen South – Hergiswil
QUEENSLAND RAIL ERTMS
The Australian railway company Queensland Rail plans to introduce the European Train Control System ETCS level 2 in partial stages. The planning process for the metropolitan railway network of Brisbane is already well advanced. R+R investigated various options for the Greater North Coast Line (GNCL), which predominantly serves freight traffic.
R+R validated the cost estimate for the Brisbane Inner City Line and provided inputs for the development of the cost model for the GNCL evaluation of options. The analysis was based on the definition of element classes, for which comparable costs from similar European projects were available. To get an appropriate reference for the Australian project options and their costs, we categorised these reference projects with regard to scope and volume, technical and functional requirements.
Client
Queensland Rail (Australia)
Processing period
2017 – 2018
Project type
Rail
Services
Consulting
Fields of expertise
Project Evaluation
Downloads
Project sheet
Contact

Dr. Jost Lüking
Consultant economics, chairman of the board of directors