13 results

Some thresholds for grading British grown spruce to optimised strength classes using longitudinal resonance

Conference Proceeding
Ridley-Ellis, D., Adams, S., & Lehneke, S. (2018)
Some thresholds for grading British grown spruce to optimised strength classes using longitudinal resonance
The main commercial species in the UK and Ireland is Sitka spruce (Picea sitchensis), which is graded in combination with a small amount of Norway spruce (P. abies). It is typ...

Mass Customisable Roofing Solutions for the New Build and Retrofit Markets in the UK

Conference Proceeding
Plowas, W., Hairstans, R., & Felingham, J. (2018)
Mass Customisable Roofing Solutions for the New Build and Retrofit Markets in the UK. In MOC Summit Proceedings
Major house builders and contractors in the UK are seeking alternative solutions to form the structural frame of pitched roofs for various reasons; speed, health and safety, q...

Ribbed-plate Approach to Predict Static and Dynamic Responses of Timber Floor with Between-Joist Bracing

Conference Proceeding
Khokhar, A., & Chui, Y. (2016)
Ribbed-plate Approach to Predict Static and Dynamic Responses of Timber Floor with Between-Joist Bracing. In CD-ROM Proceedings of the World Conference on Timber Engineering (WCTE 2016)
Installing between-joist bracing can be an economical and effective means of mitigating excessive vibration levels in wood floors associated to human discomfort. Effectiveness...

Thinking beyond the usual strength grades – with examples of British spruce and larch

Conference Proceeding
Ridley-Ellis, D., Adams, S., & Lehneke, S. (2016)
Thinking beyond the usual strength grades – with examples of British spruce and larch. In Proceedings of the World Conference on Timber Engineering (WCTE 2016), August 22-25, 2016, Vienna, Austria, Eds.: J. Eberhardsteiner, W. Winter, A. Fadai, M. Pöll, Publisher: Vienna University of Technology
This paper summarises the processes and normative requirements involved in grading of structural timber, and outlines a number of areas in which matters may be improved, so as...

Using topology optimization technique to determine the optimized layout of steel reinforcing bars in concrete structures

Conference Proceeding
Li, M., Zhang, H., & Wong, S. H. F. (2016)
Using topology optimization technique to determine the optimized layout of steel reinforcing bars in concrete structures. In J. Herskovits (Ed.), Proceedings of 5th International Conference on Engineering Optimization, (789-798
This study presents an optimization procedure based on the modified Bi-directional evolutionary structural optimization (BESO) approach to optimize both location and orientati...

The Use of Torsion Test Method to Evaluate the Shear Properties of Timber Joists

Conference Proceeding
Khokhar, A., & Zhang, J. (2012)
The Use of Torsion Test Method to Evaluate the Shear Properties of Timber Joists. In P. Quenneville (Ed.), Proceedings of the World Conference on Timber Engineering (WCTE 2012)
This paper presents details of the experimental method and test results from a series of torsion tests undertaken to evaluate the shear modulus and shear strength of solid tim...

Digital image processing of weathered stone for determining the optimum cleaning level of stonework

Conference Proceeding
Humanyun, R., Zhang, H., & Zhang, B. (2012)
Digital image processing of weathered stone for determining the optimum cleaning level of stonework. In 14th International Conference and Exhibition on Structural Faults and Repair
In this study, the authors introduced a new image component sampling technique that can be used to evaluate level of cleaning of weathered masonry stone for historic buildings...

Evaluation of shear constant of timber glulam composite with photogrammetric approach

Conference Proceeding
Zhang, H., Mohamed, A., & Smith, I. (2017)
Evaluation of shear constant of timber glulam composite with photogrammetric approach. In Proceeding of the Fourteenth International Conference on Computing in Civil and Building Engineering
Shear constant of timber glulam materials plays an important role in structural modelling, such as lateral torsional buckling of the glulam beam, floor vibration and stabiliti...

Evaluation of the Shear Constant of a Timber Beam using a Photogrammetric Approach

Conference Proceeding
Zhang, H., Mohamed, A., & Xiao, Z. (2011)
Evaluation of the Shear Constant of a Timber Beam using a Photogrammetric Approach. In Y. Tsompanakis, & B. H. V. Topping (Eds.), Proceedings of the thirteenth international conference on civil, structural and environmental engineeringdoi:10.4203/ccp.96.164
The shear modulus is a fundamental mechanical property of wood that is used in general timber design [1,2,3]. Compared with other engineering materials, timber has relatively ...

The shear strength and failure modes of timber joists obtained from the torsion test method.

Conference Proceeding
Khokhar, A. M., Zhang, H., & Ridley-Ellis, D. (2010)
The shear strength and failure modes of timber joists obtained from the torsion test method. In A. Ceccotti (Ed.), 11th World Conference on Timber Engineering 2010 (WTCTE 2010) (3509-3516
This paper presents details of the experimental method and test results from a series of torsion tests undertaken to evaluate the shear strength of timber joists. The failure...