Tunnel ProjectsWashington, Oregon

Bolima Drafting & Design has had the opportunity to work with the world’s leading tunnel experts. The experience has resulted in an enhanced understanding of the intricacies of tunnel projects and their impact on CADD standards and products. Our experience in generating tunnel drawings include these unique plans:

• Tunnel and Roadway Plans

• Excavation and Stabilization Drawings

• Plans and Elevations

• Drainage details

• Bored running tunnel sections

• Mined tunnel sections

• Crosspassage between bored and mined tunnels

• Tunnel leakage control plans

• Tunnel structure—general layout

• Vent shaft plans and profiles