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  • Users: matle
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  1. matle

    Amplification of S Waves

    Hi there, Just trying to get a firmer grip on the rationale behind seismic classification of ground types. EN1998 (& equivalent American codes) group grounds based on the shear wave velocity...this is because softer grounds amplify S-waves ...is this just because there is more movement of the...
  2. matle

    Cracked hardwood in the marine environment

    We have some non structural marine hardwood going in on a project and a piece of it is cracked. Aesthetically we may be able to live with it as it stands but the concern is it developing over time. Does anyone: a) have experience of cracked hardwood in a marine environment - will these cracks...
  3. matle

    Typical shank tension in a tightened bolt

    Hi, We have a connection with slotted holes - this means that the loading will initially be taken in friction between the plates until the the plates slip and the bolt is loaded in bearing. The bolts are not HSFG (as I understand it the main difference is that HSFG bolts are produced to a...

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