Performance based durability design of a bored tunnel with concrete lining

conference paper
Design for durability is gradually changing from a deem-to-satisfy approach to a performance based approach. The conventional building codes give in principle only construction rules. If these rules are fulfilled, it is assumed that the structure will have an adequate durability. But specifications concerning dura-bility in codes are still on an empirical base. The performances, the service life, and the amount of mainte-nance are however not explicitly specified.
In the European Brite/Euram project "DuraCrete" a performance and reliability based service life (re) design method has been developed for concrete structures. The method is very similar to the structural design method that is present in most modern structural building codes, like the Eurocode. The method has been put into practice in The Netherlands for the design of bored concrete tunnels. An example is given for the durabil-ity design of concrete tunnel lining segments
TNO Identifier
330184
Source title
Proceedings 28th General Assembly and World Tunnel Congress, Sydney, Australia, 2-8 March
Pages
1-10
Files
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