BM TRADA Webinar Part 2: Machine Strength Grading
Presentation / Conference
Ridley-Ellis, D. (2024, April)
BM TRADA Webinar Part 2: Machine Strength Grading. Presented at BM TRADA Technical Timber Webinars 2024, Online
Strength grading of solid timber – overcoming some common misconceptions.
Slides covering machine strength grading, stamps, and EN1912 revision
Wood properties and uses of larch in Great Britain
Report
McLean, P., Ridley-Ellis, D., Price, A., & Macdonald, E. (2024)
Wood properties and uses of larch in Great Britain. Surrey: Forest Research
This report collates and synthesises research into the production and use of larch timber in Great Britain, drawing on information from a range of published and unpublished st...
Models to predict the radial variation of stiffness, strength, and density in planted noble fir, Norway spruce, western hemlock, and western red cedar in Great Britain
Journal Article
Gil-Moreno, D., MClean, J. P., & Ridley-Ellis, D. (2023)
Models to predict the radial variation of stiffness, strength, and density in planted noble fir, Norway spruce, western hemlock, and western red cedar in Great Britain. Annals of Forest Science, 80, Article 48. https://doi.org/10.1186/s13595-023-01214-7
Key message: This study compares the measured radial variation in wood stiffness, strength, and density of noble fir, Norway spruce, western hemlock, and western red cedar by ...
A horizon scan of issues affecting UK forest management within 50 years
Journal Article
Tew, E. R., Ambrose-Oji, B., Beatty, M., Büntgen, U., Butterworth, H., Clover, G., …Sutherland, W. J. (in press)
A horizon scan of issues affecting UK forest management within 50 years. Forestry, https://doi.org/10.1093/forestry/cpad047
Forests are in the spotlight: they are expected to play a pivotal role in our response to society’s greatest challenges, such as the climate and biodiversity crises. Yet, the ...
Strength grading options for unusual resources
Presentation / Conference
Cramer, M., & Ridley-Ellis, D. (2023, October)
Strength grading options for unusual resources. Paper presented at WSE: 19th Annual Meeting of the Northern European Network for Wood Science and Engineering, Oslo, Norway
Wood properties & strength grading
Presentation / Conference
Ridley-Ellis, D. (2022, December)
Wood properties & strength grading. Presented at James Jones & Sons Architects' and Structural Engineers' Open Day, Lockerbie
James Jones & Sons held an open day for architects and structural engineers at its flagship sawmill site in Lockerbie.
"James Jones & Sons' new visitor building at its flags...
Correction of Evanescent Wave Influence on the Flexural Wave Velocity and Wavelength Estimation Based on a Mode Shape Function
Journal Article
Pantelić, F., Šumarac Pavlović, D., Mijić, M., & Ridley-Ellis, D. (2022)
Correction of Evanescent Wave Influence on the Flexural Wave Velocity and Wavelength Estimation Based on a Mode Shape Function. Archives of Acoustics, 47(4), 539-546. https://doi.org/10.24425/aoa.2022.142017
The aim of this research is to use a simple acoustic method of a very near field recording, which enables measurement and display of oscillation modes, to estimate the velocit...
Strength Grading of Timber in the UK and Ireland in 2021
Journal Article
Ridley-Ellis, D., Gil-Moreno, D., & Harte, A. M. (2022)
Strength Grading of Timber in the UK and Ireland in 2021. International Wood Products Journal, 13(2), 127-136. https://doi.org/10.1080/20426445.2022.2050549
This paper summarises the state of the art for strength grading of construction timber grown in the United Kingdom and the Republic of Ireland. It includes the latest approval...
The relationship between bending and tension strength of Irish and UK spruce and pine
Journal Article
Gil-Moreno, D., Ridley-Ellis, D., O'Ceallaigh, C., & Harte, A. M. (2022)
The relationship between bending and tension strength of Irish and UK spruce and pine. European Journal of Wood and Wood Products, 80, 585-596. https://doi.org/10.1007/s00107-022-01787-6
The correct characterisation of wood properties is fundamental for the best utilisation of resources. In Europe, grading is defined by strength classes that are determined bas...
Test Machine Effect in the determination of modulus of elasticity for strength-graded timber
Conference Proceeding
Gil-Moreno, D., Ridley-Ellis, D., & Harte, A. M. (2021)
Test Machine Effect in the determination of modulus of elasticity for strength-graded timber. In WCTE 2021: World Conference on Timber Engineering Proceedings
This paper investigates if the relationship between the global and local moduli of elasticity (MoE), measured in bending tests, is affected by the test machines employed, and ...