Technical
AD 466: Probability factors applied to characteristic wind and snow loads for non-standard return periods
In order to retain the accurate formatting of the equations in this AD Note, this article is available as a pdf download only. Click here to download and view …
New and revised codes and standards – From BSI Updates August 2021
BS EN PUBLICATIONS BS EN 10373:2021Determination of the physical and mechanical properties of steels using modelsno current standard is superseded BS EN …
Column strengthening
Re-use and adaptation of existing buildings may make column strengthening more common in the future. In this article, Richard Henderson of the SCI considers …
AD 465: Amendment to clauses on negative tolerances on cambers in the National Structural Steelwork Specification
Engineers generally specify cambers on steel beams to reduce deflection under self-weight. However, when specifying cambers, they should carefully consider the …
New and revised codes and standards: from BSI Updates June 2021
BS EN PUBLICATIONS BS EN ISO 3834-2:2021Quality requirements for fusion welding of metallic materials. Comprehensive quality requirementssupersedes BS EN ISO …
New and revised codes and standards from BSI Updates May 2021
BS EN PUBLICATIONS BS EN 13001-2:2021Crane safety. General design. Load actionssupersedes BS EN 13001-2:2014 BS IMPLEMENTATIONS BS ISO 23322:2021Paints and …
Proposed revisions to lateral torsional buckling
Several of the revised Eurocode Parts are close to their final version – they are in a mature state and significant changes now would be a surprise. David …
AD 463: Corrections to BS 5950-5:1998
Although this Code of practice was withdrawn in 2010, many designers of cold formed thin gauge sections still use it to verify members. During the course of …
Impact on car park structures
Designing car park steelwork for impact has two aspects – the structural resistance and the selection of an appropriate steel sub-grade. David Brown of the …
AD 461: Anchorage of bars in the troughs of composite slabs
IntroductionTraditional practice in the UK uses continuity over the supports, combined with a small contribution from the decking in the span, to provide …
