Advisory Desk
AD 473: Holes in beams for temporary lifting attachments
The SCI has been asked to consider the requirement of clause 6.2.5(6) in BS EN 1993-1-1, which covers the allowance for fastener holes when calculating cross …
AD 469: P385 Design of Steel Beams in Torsion – Error in Example 3
An SCI member has identified further errors in SCI publication P385 Design of Steel Beams in torsion. In example 3 section 3.5.1 Total torque, the total torque …
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 …
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 …
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Although this Code of practice was withdrawn in 2010, many designers of cold formed thin gauge sections still use it to verify members.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 …
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 …
AD 460: Amendment A2 to EN 1993-1-4
In February 2021, the second amendment to the 2006 version of the stainless steel Eurocode was published, EN 1993-1-4:2006+A2:2020. The amendment consists of …
AD 428A: Lateral and torsional vibration of half-through truss footbridges
Revision NoteThis AD note was first issued to provide interim guidance on the design of half-through footbridges. It has now been revised following publication …
AD 458: panel shear resistance
This AD relates to a bolted moment-resisting connection and the determination of the shear force in the column web panel, and in particular the selection of a …
AD 455: Design resistances for bespoke components in P358 (Green Book)
A reader has questioned the design resistances tabulated for bespoke components in P358 – the Green Book for nominally pinned joints to Eurocode 3. The …
