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Advisory Desk

AD 405: Vibration assessment of transient response factors

AD 405: Vibration assessment of transient response factors

This advisory desk note clarifies advice given in SCI P354: Design of floors for vibration: a new approach, regarding the calculation of..

March 9, 2017
AD 401a: Appropriate anchorage of parallel decking (Revised)

AD 401a: Appropriate anchorage of parallel decking (Revised)

Where profiled steel decking is parallel to the supporting beam, BS EN 1994-1-1 (incorporating corrigenda April 2009: 2004) allows the..

March 9, 2017
AD 404: Columns in simple construction

AD 404: Columns in simple construction

SCI has received reports that some designers are disregarding the rules for the design of columns in braced frames (simple construction). ..

February 9, 2017
AD 403: Steel strengths for fabricated haunches

AD 403: Steel strengths for fabricated haunches

This AD is a simple reminder that the steel strength selected for haunches must match that assumed in the design calculations. As S355 is..

January 3, 2017
AD 402: Design of end plate joints made with preloaded bolts subject to coincident shear and tension.

AD 402: Design of end plate joints made with preloaded bolts subject to coincident shear and tension.

Advisory Desk note AD373 gave a summary of the checks required on connections subject to combined shear and tension. This AD note discusses..

November 17, 2016
AD 401: Appropriate anchorage of parallel decking

AD 401: Appropriate anchorage of parallel decking

Where profiled steel decking is parallel to the supporting beam, BS EN 1994-1-1:2004 (incorporating corrigenda April 2009) allows the shear..

October 13, 2016
AD 400: The degree of shear connection in composite beams and SCI P405

AD 400: The degree of shear connection in composite beams and SCI P405

The stud resistances presented in both BS 5950-3.1 (as amended in 2010) and BS EN 1994-1-1 are lower than those given in the previous..

September 8, 2016
AD 399: Design of partial penetration butt welds in accordance with BS EN 1993-1-8

AD 399: Design of partial penetration butt welds in accordance with BS EN 1993-1-8

Partial penetration butt welds are covered by Clause 4.7.2, which directs the designer to ‘use the method for a deep penetration fillet..

July 14, 2016
AD 398: Net area for staggered holes in accordance with Eurocode 3

AD 398: Net area for staggered holes in accordance with Eurocode 3

Determining the net area of a cross section with staggered holes is dealt with in EN 1993-1-1:2005 (+A1:2014) clause 6.2.2.1(4). For those..

June 10, 2016
AD 397: UK NA to BS EN 1991-1-3: General Actions – Snow loads

AD 397: UK NA to BS EN 1991-1-3: General Actions – Snow loads

In December 2015, BS EN 1991-1-3 was published with Amendment A1. At the same time, the UK National Annex was revised to reflect the..

May 12, 2016