Min. Order:
50 Meter/Meters
Place of origin:
China
Price Condition:
FOB Tianjin
Supply Ability:
50000Meter/Meters
exits, hoisting, Air inlet, air outlet, branch
Application status at home and abroad
In developed countries, the utility tunnel
has existed for more than a century.
As early as 1833, Paris, Britain, London, Hamburg, Germany and other European cities have built underground utility tunnel. In 1933, the former Soviet Union built underground utility tunnel in Moscow, Leningrad, Kiev, Lenin. 1953 in M
[Related Keywords : Corrugated Culvert Pipe]