Consultants:
Laniz Consulting Engineers, Metrostroy (Russia), Amberg Engineering (Switzerland)
Supervisory Authorities:
Laniz Consulting Engineers, Amberg Engineering (Switzerland)
Project Technical Overview
Tunnel Length: 6,300 meters
Cross-Sectional Area: 21 m²
Excavation Method: Mechanized (TBM)
Scope of Services by Laniz – Alborz Exploratory Tunnel
On-Site and Executive Supervision, including:
Site supervision
Tunnel supervision
Planning and execution methodology
Work progress monitoring
Engineering support
Task delegation and coordination
Interim handover procedures
Quality control
Cost estimation, payment verification, and contract management
Site Design Consulting:
Design of mechanized construction facilities
All supporting structures on site
Support for Metrostroy Contract:
Oversight and coordination of foreign experts
Geological reporting for tunnel sections
Documentation and archiving of technical records
Main Alborz Tunnel Project
Client: Tehran–North Freeway Company
Project Manager: Abadgaran Margoon Co.
Initial Consultants: Laniz Consulting Engineers, Metrostroy (Russia)
Technical Consultant: Geodata
Supervisory Authority: Laniz Consulting Engineers
Contractors: General Mechanic Co. & Talon Co.
Scope of Services by Laniz – Main Tunnel:
Project planning and method selection
Work progress monitoring
Engineering and technical consulting
Task delegation and execution oversight
Quality assurance
Financial auditing, contract review, and legal services




