Technical
U-frames in bridges
Bridge designers will be familiar with compression flanges restrained by u-frames. David Brown of the SCI introduces the concept and illustrates the same …
New and revised codes & standards, from BSI updates April 2018
BS EN PUBLICATIONS BS EN ISO 9017:2018 Destructive tests on welds in metallic materials. Fracture test Supersedes BS EN ISO 9017:2013 BS EN ISO 13918:2018 …
AD 418: Web-post buckling in composite beams with rectangular and elongated web openings
The design of composite beams with large web openings is presented in SCI P355, which has been adopted in the development of software for the design of both …
The use of S355 fin plates
Increasing interest in the use of S355 for fin plates prompted questions about the stiffness of such connections – are they still nominally pinned? David …
The resistance of cross sections subject to shear and bending – theoretical analysis and practical design rules
Sections subject to both bending and shear have a reduced bending resistance where the shear force is greater than half the shear resistance. Richard Henderson …
AD 417: Resistance of sections to combined shear and bending
This Advisory Desk note reminds designers that the form of the section has a significant impact on the reduction of bending resistance under high shear. Clause …
New and revised codes & standards from BSI Updates March 2018
BS EN PUBLICATIONS BS EN ISO 11126-10:2017 Preparation of steel substrates before application of paints and related products. Specifications for non-metallic …
Members subject to combined bending and compression
David Brown of the SCI reviews the options and available resources that can be used to simplify the design checks and determine the required resistance data. …
AD 416: Artificially reducing the effective width of slab to satisfy shear connection requirements
In composite construction, the effective width of slab to be used in composite beam design, as calculated from BS EN 1994-1-1 (clause 5.4.1.2) and the former …
New and revised codes & standards – From BSI Updates February 2018
BS EN PUBLICATIONS BS EN ISO 544:2017 Welding consumables. Technical delivery conditions for filler materials and fluxes. Type of product, dimensions, …
