British Standards Institution

Sector: Construction

Overview: Under the direction of B/525, is responsible for the UK input to CEN/TC 250/SC 4 Eurocode 1994 Design of composite steel and concrete structures and Eurocodes related documents.

Committee standards activity

In Progress (3)

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Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
PD ISO/TS 25632-1	Design of non-traditional concrete-filled steel tubular (CFST) structures. Part 1: Utilization of recycled aggregate concrete Categories: Unclassified documents Proposal begins :	Proposal
PD CEN/TS 1994-1-102:2025	Eurocode 4 - Design of composite steel and concrete structures. Part 1-102: Composite dowels Categories: Technical aspects \| \| Structures. Concrete Approval begins :	Approval
CEN/TC 250/SC 4 N 2293, prCEN/TS 1994-1-101	Design of composite steel and concrete structures — Design of double and single skin steel concrete composite (SC) structures Categories: Information management \| Standardization. General rules \| Construction \| Construction materials and building \| Building structures \| Structures. Concrete Proposal begins : 2022-03-01	Proposal

Published (8)

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Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
PD CEN/TS 1994-1-101:2025	Eurocode 4. Design of composite steel and concrete structures. Double and single skin steel concrete composite (SC) structures Categories: Published standard begins : 2025-03-12	Published standard
PD 6696-2:2007+A1:2012	Background paper to BS EN 1994-2 and the UK National Annex to BS EN 1994-2 Categories: Technical aspects \| Structures. Metal \| Structures. Concrete \| Bridge construction Published standard begins : 2012-07-26	Published standard
NA to BS EN 1994-2:2005	UK National Annex to Eurocode 4. Design of composite steel and concrete structures. General rules and rules for bridges Categories: Technical aspects \| Structures. Metal \| Structures. Concrete \| Bridge construction Published standard begins : 2007-12-07	Published standard
NA to BS EN 1994-1-2:2005	UK National Annex to Eurocode 4. Design of composite steel and concrete structures. General rules. Structural fire design Categories: Fire-resistance. Building materials and elements \| Technical aspects \| Structures. Metal \| Structures. Concrete Published standard begins : 2008-08-15	Published standard
NA to BS EN 1994-1-1:2004	UK National Annex to Eurocode 4. Design of composite steel and concrete structures. General rules and rules for buildings Categories: Technical aspects \| Structures. Metal \| Structures. Concrete Published standard begins : 2008-08-15	Published standard
BS EN 1994-2:2026	Eurocode 4. Design of composite steel and concrete structures. Bridges Categories: Technical aspects \| Structures. Metal \| Structures. Concrete \| Bridge construction Published standard begins : 2026-03-24	Published standard
BS EN 1994-1-2:2026	Eurocode 4 - Design of composite steel and concrete structures. Part 1-2: Structural fire design Categories: Fire-resistance. Building materials and elements \| Technical aspects \| Structures. Metal \| Structures. Concrete Published standard begins : 2026-03-23	Published standard
BS EN 1994-1-1:2026	Eurocode 4 — Design of composite steel and concrete structures. General rules and rules for buildings Categories: Technical aspects \| Structures. Metal \| Structures. Concrete Published standard begins : 2026-03-23	Published standard

Withdrawn (7)

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Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
PD 6696-2:2007	Background paper to BS EN 1994-2 and the UK National Annex to BS EN 1994-2. Eurocode 4. Design of composite steel and concrete structures. General rules and rules for bridges Categories: Technical aspects \| Bridge construction \| Structures. Concrete \| Structures. Metal Withdrawn begins : 2012-07-26	Withdrawn
DD ENV 1994-2:2001	Eurocode 4. Design of composite steel and concrete structures. Composite bridges (together with United Kingdom National Application Document) Categories: Technical aspects \| Bridge construction Withdrawn begins : 2005-12-05	Withdrawn
BS EN 1994-2:2005	Eurocode 4. Design of composite steel and concrete structures. General rules and rules for bridges Categories: Technical aspects \| Structures. Metal \| Structures. Concrete \| Bridge construction Withdrawn begins : 2010-02-12	Withdrawn
BS EN 1994-1-2:2005+A1:2014	Eurocode 4. Design of composite steel and concrete structures. General rules. Structural fire design Categories: Fire-resistance. Building materials and elements \| Technical aspects \| Structures. Metal \| Structures. Concrete Withdrawn begins : 2014-08-26	Withdrawn
BS EN 1994-1-2:2005	Eurocode 4. Design of composite steel and concrete structures. General rules. Structural fire design Categories: Fire-resistance. Building materials and elements \| Technical aspects \| Structures. Metal \| Structures. Concrete Withdrawn begins : 2010-02-11	Withdrawn
BS EN 1994-1-1:2004	Eurocode 4. Design of composite steel and concrete structures. General rules and rules for buildings Categories: Technical aspects \| Structures. Metal \| Structures. Concrete Withdrawn begins : 2009-10-19	Withdrawn
BS 5950-3.1:1990+A1:2010	Structural use of steelwork in building. Design in composite construction. Code of practice for design of simple and continuous composite beams Categories: Structures. Metal Withdrawn begins : 2010-05-24	Withdrawn

Standards Development

B/525/4 - Composite structures

Committee standards activity