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  1. GHJ

    Bridge design for lahar

    Dear Rowe Thankyou for your response. We have good data on expected "hydraulic" characteristics of the lahar, which include knowledge of a catastrophic flow from the same source in 1953. To date we are treating the lahar using conventional "hydraulic" tools, adjusting for...
  2. GHJ

    Integral Bridge Design

    I suggest you refer to UK Highways Agency advice note BA 42/96 Integral Bridges. This is consistent with BS 5400; it is current (updated May 2003); it is helpful; and it is available on the internet at www.archive.official-documents.co.uk/document/ha/dmrb/index.htm
  3. GHJ

    Bridge design for lahar

    I would be interested in any advice regarding recommendations for the design of bridge substructure (and possibly superstructure in the event of overtopping) when subject to a lahar flow rather than the conventional hydraulic flow. This is a real prospect rather than a hypothetical situation. We...
  4. GHJ

    Demoltion of prestressed concrete bridges

    I am looking for guideline "best practice" documentation for the demolition of post-tensioned concrete box-girder bridge spans in an urban motorway environment, including demolition over live traffic. Any assistance would be welcomed!
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