Document Status
Current
Supplement
Civil & Structural Supplement
Series
Advisory Desk Note
Abstract
Selection and design considerations for steel decking and composite slab span types in building construction clarifying span arrangements, load paths, and composite action principles and addressing common specification misunderstandings and relevant standards.
History
October 2025 edition.
Subjects
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Building systems/frame
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Steel building systems/frame
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Building structure
Publisher History
With over 30 years experience, the Steel Construction Institute provide technical expertise and best practice to the steel construction sector.
Information
NBS
NBS has produced specification systems and information products for construction industry professionals for more than 40 years. The National Building Specification is the recognised UK national standard and is used by over 5,000 organisations. NBS is part of RIBA Enterprises Ltd.
Accuris
We connect trusted knowledge to customers' workflows – mitigating risk, increasing efficiency and accelerating innovation
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We deliver an unparalleled combination of technical content and Artificial Intelligence (AI) technologies to surface answers from the vast universe of technical knowledge, both inside and outside the organization. In a single interface, we connect the dots between information scattered across many different sources, allowing technical professionals to make better, more informed decisions faster.
