Bolt slip in connections
The effect of bolt slip in truss connections is an issue that is raised with SCI from time to time in various contexts. Richard Henderson..
This month’s features
Technical
New and revised codes & standards: From BSI Updates October 2019
BS EN PUBLICATIONS BS EN 508-2:2019 Roofing and cladding products from metal sheet. Specification for self-supporting products of steel,..
AD 435: Beams supporting precast planks: checks in the temporary condition
The purpose of this note is to remind designers of their responsibility for basing their design on a safe method of erection. This is..
Connection design in trusses
A general article about steel trusses which touched on choice of members and their orientation but did not go into detail about designing..
New and revised codes & standards from BSI Updates September 2019
BS EN PUBLICATIONS BS EN ISO 945-1:2019 Microstructure of cast irons. Graphite classification by visual analysis Supersedes BS EN ISO..
AD 434: Validity rules for hollow section joints
This AD note concerns a significant typographical error in Table 7.8 of BS EN 1993-1-8. The table presents validity limits for welded..
Cross-braced lateral load-resisting systems
Cross bracing is a traditional means of providing lateral stability to structures. Richard Henderson of the SCI discusses some of the..
AD 433: Dynamic modulus of concrete for floor vibration analysis
The purpose of this AD note is to provide advice on the choice of elastic modulus of concrete when undertaking the vibration analysis of a..
New and revised codes & standards from BSI updates July and August 2019
NEW WORK STARTED EN 1993-1-2 Eurocode 3. Design of steel structures. General rules. Structural fire design Will supersede BS EN..
The design of tee sections in bending
David Brown of the SCI looks at the lateral torsional buckling resistance of tee sections, considering the rules in BS 5950 and BS EN..