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Advisory Desk

AD 496: Toughness testing of bolts

Bolts used in environments subject to low temperatures that fall outside the range of temperatures usually encountered, such as in cold stores, may require …

AD 493: Steel grade based on tested samples

The SCI has recently received a number of questions relating to the sampling of existing steelwork to determine the steel grade. In each case, no records of …

AD 491: Hydrogen embrittlement in structural bolting assemblies – effects and remedies

Introduction Hydrogen embrittlement is a mode of failure that can affect high strength structural steel bolts. It is a reduction in the ductility of steel due …

AD 489: Height of shear studs

AD 380 entitled “What height of shear stud should be used in Eurocode 4?” provided interim advice on the height/length of shear studs to be used in design …

AD 471: Second order moments for splice design

AD notes 243 and 244 were produced when BS 5950:1990 was current. The present AD note provides an update for designers using BS EN 1993-1-1. The same …

AD 486: NSSS Annex J amendment

The Sustainability Specification for structural steelwork, which is the new Annex J to the National Structural Steelwork Specification for Building …

AD 484: Snow design situations

This advisory note aims to offer clarity when considering snow loading – in particular the drifted snow design situations. Snow loads are covered by BS EN …

AD 481: Composite beams with deep composite slabs

It has come to SCI’s attention that composite slabs with an overall depth/thickness in the range of 200 mm to 250 mm are becoming increasingly common, …

AD 480: Correction to P399 Appendix F Worked Example

It has been brought to our attention that in the worked example presented in SCI publication P399 Design of steel portal frame buildings to Eurocode 3, the …

AD 477: Transverse bending of composite slabs subjected to point loads

In order to retain the accurate formatting of the equations in this technical paper, this article is available as a pdf download only. Click here to download …

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