British Standards Institution

Sector: Construction

Overview: Under the direction of B/525, is responsible for the UK input to CEN/TC 250/SC 5 Eurocode 1995 Design of timber structures and Eurocodes related documents.

Committee standards activity

In Progress (10)

Show entries

Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
UK National Annex to Eurocode 5 – Design of timber structures – Part 2:	Bridges Categories: Information management \| Standardization. General rules Proposal begins : 2025-06-23	Proposal
UK National Annex to Eurocode 5 – Design of timber structures – Part 1-2:	Structural fire design Categories: Information management \| Standardization. General rules Proposal begins : 2025-06-23	Proposal
UK National Annex to Eurocode 5 – Design of timber structures – Part 1-1:	general rules and rules for buildings Categories: Information management \| Standardization. General rules Proposal begins : 2025-06-23	Proposal
UK National Annex to Eurocode 5 - Part 3:	Execution Categories: Information management \| Standardization. General rules Proposal begins : 2025-06-23	Proposal
PD CEN/TR WI 00250270	PD CEN/TRXXXCEN/TRXXXCEN/TRXXXCE Categories: Unclassified documents Drafting begins : 2023-02-24	Drafting
BS NA to BS EN 1995-1-2	UK National Annex to Eurocode 5: Design of timber structures – Part 1-2:General – Structural fire design Categories: Unclassified documents Proposal begins :	Proposal
BS EN 1995-3:2025	Eurocode 5 - Design of timber structures. - Part 3: Execution Categories: Technical aspects \| Structures. Timber Approval begins :	Approval
BS EN 1995-2	Eurocode 5 - Design of timber structures. - Part 2: Bridges Categories: Technical aspects \| Structures. Timber Approval begins :	Approval
BS EN 1995-1-1:2025	Eurocode 5 - Design of timber structures. - Part 1-1: General rules and rules for buildings Categories: Technical aspects \| Structures. Timber Approval begins :	Approval
BS EN 19103	Eurocode 5 — Design of timber structures — Part 1-3: Timber-concrete composite structures Categories: Unclassified documents Drafting begins : 2026-02-19	Drafting

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 19103:2021	Eurocode 5. Design of Timber Structures. Structural design of timber-concrete composite structures. Common rules and rules for buildings Categories: Technical aspects \| Structures. Concrete Published standard begins : 2022-03-30	Published standard
PD 6693-1:2025	Recommendations for the design of timber structures to Eurocode 5: Design of timber structures. General. Common rules and rules for buildings Categories: Technical aspects \| Buildings. General \| Structures. Timber Published standard begins : 2025-01-28	Published standard
NA to BS EN 1995-2:2004	UK National Annex to Eurocode 5. Design of timber structures. Bridges Categories: Technical aspects \| Structures. Timber \| Bridge construction Published standard begins : 2006-11-06	Published standard
NA to BS EN 1995-1-2:2004	UK National Annex to Eurocode 5. Design of timber structures. General. Structural fire design Categories: Fire-resistance. Building materials and elements \| Technical aspects \| Structures. Timber Published standard begins : 2006-11-22	Published standard
BS EN 1995-2:2004	Eurocode 5. Design of timber structures. Bridges Categories: Technical aspects \| Structures. Timber \| Bridge construction Published standard begins : 2004-12-15	Published standard
BS EN 1995-1-2:2025	Eurocode 5. Design of timber structures. Structural fire design Categories: Fire-resistance. Building materials and elements \| Technical aspects \| Structures. Timber Published standard begins : 2025-09-18	Published standard
BS EN 1995-1-1:2004+A2:2014	Eurocode 5: Design of timber structures. General. Common rules and rules for buildings Categories: Technical aspects \| Structures. Timber Published standard begins : 2014-05-30	Published standard
BS 5268-3:2006	Structural use of timber. Code of practice for trussed rafter roofs Categories: Roofs \| Structures. Timber Published standard begins : 2006-06-28	Published standard

Withdrawn (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 6693-1:2012	UK Non-Contradictory Complementary Information to Eurocode 5: Design of timber structures. General. Common rules and rules for buildings Categories: Technical aspects \| Structures. Timber Withdrawn begins : 2013-02-25	Withdrawn
NA to BS EN 1995-1-1:2004+A1:2008	UK National Annex to Eurocode 5. Design of timber structures. General. Common rules and rules for buildings Categories: Structures. Timber \| Technical aspects Withdrawn begins : 2012-10-29	Withdrawn
NA to BS EN 1995-1-1:2004	UK National Annex to Eurocode 5. Design of timber structures. General. Common rules and rules for buildings Categories: Technical aspects \| Structures. Timber Withdrawn begins : 2009-10-19	Withdrawn
BS EN 1995-1-1:2004+A1:2008	Eurocode 5. Design of timber structures. General. Common rules and rules for buildings Categories: Technical aspects \| Structures. Timber Withdrawn begins : 2014-05-30	Withdrawn
BS EN 1059:1999	Timber structures. Product requirements for prefabricated trusses using punched metal plate fasteners Categories: Structures. Timber Withdrawn begins : 2005-01-06	Withdrawn
BS 5268-6.1:1996	Structural use of timber. Code of practice for timber frame walls. Dwellings not exceeding seven storeys Categories: Walls. Partitions. Façade \| Structures. Timber Withdrawn begins : 2010-01-26	Withdrawn
BS 5268-2:2002	Structural use of timber. Code of practice for permissible stress design, materials and workmanship Categories: Structures. Timber Withdrawn begins : 2008-01-08	Withdrawn
BS 5268-2:2002	Structural use of timber. Code of practice for permissible stress design, materials and workmanship Categories: Structures. Timber Withdrawn begins : 2010-01-26	Withdrawn

Message Committee Become a committee member

Committee members

Nominating organizations

Arup
BM Trada Group
Buro Happold Ltd
Committee Manager
Glasgow Caledonian University
H S E - Health and Safety Executive
Institution of Civil Engineers
N H B C - National House-Building Council
N S A I - National Standards Authority of Ireland
Power Fastenings Association
Structural Engineer - Timber Frame Design
Structural Timber Association
University of Bristol
Wolf Systems Ltd
Wood Panel Industries Federation

Liaisons with other committees

Chair - B/518
Co Opted
Co Opted - PD 6693-1-1
Individual Capacity - Finite Element Based Design
Individual Capacity - General consulting engineer
Individual Capacity - I-joist industry
Individual Capacity - Structural Timber Expert
Individual Capacity - Timber design
Individual Capacity - Timber Fire Expert
Individual Capacity – Structural Timber Design Expert
Individual Capacity- Fasteners Expert
Liaison - B/525/9
UK Expert - CEN/TC 250/SC 5/WG 4
UK Expert – CEN/TC 124/WG 4
UK Expert – CEN/TC 250/SC 5/WG 5
UK Expert – Timber and Bamboo Engineering

BSI roles

Committee Chair

Standards Development

B/525/5 - Structural use of timber

Committee standards activity