The Tehran–North Freeway is one of the largest and most significant infrastructure projects in Iran. Designed to streamline traffic, reduce travel time, and enhance economic connectivity between Tehran and the northern provinces, this expressway plays a pivotal role in improving transportation infrastructure, increasing road safety, and promoting regional tourism and economic growth.
As a leading consulting engineering firm, Laniz Consulting Engineers was entrusted with the design, consulting, and supervision of this landmark project. Backed by a team of seasoned professionals, Laniz utilized modern engineering software, advanced technologies, and international standards to effectively contribute to the feasibility studies, design phases, and project execution.
Laniz’s involvement in the Tehran–North Freeway exemplifies the firm’s capability in managing large-scale national projects and delivering creative, efficient engineering solutions. This achievement reflects Laniz’s unwavering commitment to quality, precision, and accountability in the development of the country’s critical infrastructure.



