Cat's paw figure
BRE (Building Research Establishment) is an independent, research-based consultancy, testing and training organisation, operating in the built environment and associated industries. A guide to the use of urban timber (FB 50) was written by Geoff Cooper and published by BRE on 31 July 2012.
The guide suggests that cat's paw figure is.
| A series of small burrs scattered over the main trunk which appear as small groups of closely packed buds on machined faces giving rise to the figure known as 'cat's paw', a condition which is most often seen on European oak, Quercus robur. |
| A 'burr' is an irregular-shaped swelling or excrescence found most often on the lower main trunk, but also on branches and rootstocks of a range of tree species. A burr can take on several forms: it may consist of clusters of expanding slow-growing epicormic buds or be formed from a distinct series of irregular contorted swirls. |
[edit] Find out more.
[edit] Related articles on Designing Buildings Wiki
- 11 things you didn't know about wood.
- A guide to the use of urban timber (FB 50).
- Birds-eye figure.
- BRE articles on Designing Buildings Wiki.
- Building Research Establishment.
- Burr.
- Carpentry.
- Dunnage.
- End racking.
- Physical Properties of Wood.
- Ripple figure.
- Spalting.
- The differences between hardwood and softwood.
- Tiger-stripe figure.
- Timber vs wood.
- Timber.
- Types of timber.
Featured articles and news
Balfour Beatty fined £500,000 for exposing workers to hand-arm vibration.
James Brokenshire launches a consultation on banning combustible cladding.
A year after Grenfell, we have a collection of 30 articles telling you everything you need to know.
Infrastructure interconnectivity
ICE publish a policy paper on the UK’s future interconnectivity with the EU and the challenges for infrastructure.
Detailed guidance about construction waste management.
The changing identity of London communities in the face of rapid urbanisation.
Can you help? We have 300 industry acronyms beginning with 'C' but none beginning with 'Y'.
From the sinister Carceri d’Invenzione to the triple portrait of Sir Watkin Williams-Wynn and his Grand Tour travelling companions.
Design freeze: a quality perspective
Progressively freezing a design helps ensure it meets the specification when built.
BSRIA launch the 5th edition of the Design Framework for Building Services (BG 6/2018).
Stella Rimmington famously said the construction industry was just as tricky as the KGB.
CSCS
Construction site visitor cards are to be withdrawn.
3 WTC opens, RSHP’s first built project in New York.