Structures
/
Structural Types
/ Tunnels and Underground Structures
Browse by:
Name
Structural type
Function
Construction method
Geographic location
Year of completion
Recently added
Recently modified
Recently illustrated
Structurae
web
Data submission
About Structurae
Advertising on Structurae
Imprint
Contact Structurae
Acknowledgements
Photos used on Structurae
Structural Types
/
Tunnels and Underground Structures
Immersed tube tunnel
Trough, partially covered
Tunnel
Underground arched vault structure
A product of
INTERNET CONTENT SERVICES
© 1998-2010
Nicolas Janberg ICS. All rights reserved.
Use of
Structurae
graphics is prohibited without prior approval.
Version 5.2
Structurae
on Facebook