Tunnel and Shaft Sealing Methods Using Polyvinyl Chloride Sheet
This report decribes a newly developed sealing method for tunnels and shafts showing many advantages, such as the possibility of sealing on a wet and rough surface and the tight fixation...

Tunnel under Alps Uses New, Cost-Saving Lining Method
Contractors of the Tauerntunnel through the Alps, near Salzburg, Austria, encountered very bad geology — heavily distorted, preloaded rock under an overburden up to 3,300 ft (1,000-m)...

A Navigation Lock is Also a Spillway
When using a lock for purposes other than navigation, water must flow through the chamber. Miter gates are not suitable in such a case. The gates must serve in the same way as for a spillway....

An Approach to Rock Mechanics
Concept of rock mechanics developed by geomechanics group in Salzburg, Austria; in-situ testing of rock masses; methods of statical analyses of stability problems related to in-situ rock...

Landing Area Planning: Summary of Prestressed Concrete Pavement Practices (Increasing Airport Capacity An ASCE-AOC Joint Conference 1961)
Present methods of construction of prestressed runway and taxiway pavements with evaluation of their advantages and limitations; results of failure testing; comparative structural data...

An Account of the Erection of A Bridge Over the Danube, Near Vienna
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