Technical
Analysis of composite slabs
Liam Dougherty of the SCI looks at some of the different approaches that can be used to analyse composite slabs, focusing on the advantages and disadvantages …
AD 552: Errata in P362 – Steel building design; concise Eurocodes
Expressions 6.61 and 6.62 of BS EN 1993-1-1 are used when verifying a member subject to combined biaxial bending moments and axial force. SCI publication P362 …
National Highways sector schemes changes
National Highways has recently published a replacement for the 1800 Series. The new specification is called CP 483 Instruction for specifiers for CC 483 – …
New and revised codes and standards
From BSI Updates November 2025 BS EN PUBLICATIONS BS EN 1993-1-14:2025Eurocode 3. Design of steel structures. Design assisted by finite element analysis. BS EN …
Restraint forces to long-span roof truss systems
Dr. Yigit Ozcelik of the Steel Construction Institute (SCI) presents findings from a recent SCI research project sponsored by BCSA, investigating the adequacy …
Members with axial load and moments – at elevated temperatures
In what could be the final article on structural steel design at elevated temperatures (at least until Gen2 in 2028!) David Brown of the SCI looks at the …
AD 550: Stiffness classification forwelded beam to column joints
If a bolted beam to column joint is to be classified as “rigid”, practical recommendations are contained in the Green Book on moment-resisting joints …
New and revised codes and standards- from BSI Updates October 2025
BS EN PUBLICATIONS BS EN 10378:2025Welded stainless steel square and rectangular tubes for mechanical and structural engineering and decorative use. Technical …
AD 549: Steel decking and composite slab span types
Design software, or load-span information, provided by floor decking manufacturers will normally be used to verify the steel decking and composite slab, as its …
New and revised codes and standards: From BSI Updates September 2025
CORRIGENDA TO BRITISH STANDARDS BS EN 17549-2:2023 (CD-ROM)Building information modelling. Information structure based on EN ISO 16739 1 to exchange data …
