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Outputs (160)

Deploying Bottleneck Management Strategies for Ameliorating Critical Delays in Building Construction Projects: A Case for Developing Country of Iran (2024)
Journal Article
Karimi, H., Sarvari, H., Edwards, D. J., Chan, D. W. M., & Olawumi, T. O. (2024). Deploying Bottleneck Management Strategies for Ameliorating Critical Delays in Building Construction Projects: A Case for Developing Country of Iran. Systems, 12(6), 195. https://doi.org/10.3390/systems12060195

One of the primary concerns and challenges encountered in the construction industry is the emergence of crucial factors instigating project delays throughout the construction project lifecycle (CPL). The critical delay factors (CDFs) are the signific... Read More about Deploying Bottleneck Management Strategies for Ameliorating Critical Delays in Building Construction Projects: A Case for Developing Country of Iran.

The Presidents of the Institute of Wood Science (2024)
Journal Article
True, A., Ridley-Ellis, D., Spear, M., & Ansell, M. P. (in press). The Presidents of the Institute of Wood Science. International Wood Products Journal, https://doi.org/10.1177/20426445241246844

The Institute of Wood Science (IWSc) represented the interests and knowledge of wood scientists and wood technologists in the UK and beyond between 1955 and 2009 when it merged with the Institute of Materials, Minerals and Mining (IOM3). In that time... Read More about The Presidents of the Institute of Wood Science.

BM TRADA Webinar Part 2: Machine Strength Grading (2024)
Presentation / Conference Contribution
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

Framework for the UK Construction Industry Transition to Net Zero Design: A Delphi Techniques and Structural Equation Model Approach (2024)
Journal Article
Osunsanmi, T. O., Gillies-Denning, E., Khaddour, L., Olawumi, T. O., & Moobela, C. (online). Framework for the UK Construction Industry Transition to Net Zero Design: A Delphi Techniques and Structural Equation Model Approach. International journal of construction management, https://doi.org/10.1080/15623599.2024.2337143

The shift towards net zero design for the construction industry poses complex challenges, which can be likened to a three-headed hydra embodying energy, water, and carbon emissions. The industry stakeholders have grappled with addressing the challeng... Read More about Framework for the UK Construction Industry Transition to Net Zero Design: A Delphi Techniques and Structural Equation Model Approach.

Wood properties and uses of larch in Great Britain (2024)
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 studies. It is written for forest scientists, engineers, wood processors and... Read More about Wood properties and uses of larch in Great Britain.

Perceived barriers to implementing building information modeling in Iranian Small and Medium-Sized Enterprises (SMEs): a Delphi survey of construction experts (2024)
Journal Article
Sarvari, H., Asaadsamani, P., Olawumi, T. O., Chan, D. W., Rashidi, A., & Beer, M. (2024). Perceived barriers to implementing building information modeling in Iranian Small and Medium-Sized Enterprises (SMEs): a Delphi survey of construction experts. Architectural Engineering and Design Management, 20(3), 673-693. https://doi.org/10.1080/17452007.2024.2329687

Building information modeling (BIM) is a disruptive information technology tool in the construction sector. Although this technology had a significant impact on the manufacturing industries, it, like any other technology, encountered several challeng... Read More about Perceived barriers to implementing building information modeling in Iranian Small and Medium-Sized Enterprises (SMEs): a Delphi survey of construction experts.

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 (2023)
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 developing mixed-effects models for each property using age as the explanat... Read More about 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.

A horizon scan of issues affecting UK forest management within 50 years (2023)
Journal Article
Tew, E. R., Ambrose-Oji, B., Beatty, M., Büntgen, U., Butterworth, H., Clover, G., Cook, D., Dauksta, D., Day, W., Deakin, J., Field, A., Gardiner, B., Harrop, P., Healey, J. R., Heaton, R., Hemery, G., Hill, L., Hughes, O., Khaira-Creswell, P. K., Kirby, K., …Sutherland, W. J. (2024). A horizon scan of issues affecting UK forest management within 50 years. Forestry, 97(3), Article cpad047. 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 forests themselves, and the sector that manages them, face a range of inter... Read More about A horizon scan of issues affecting UK forest management within 50 years.

Sustainability concepts in global high-rise residential buildings: a scientometric and systematic review (2023)
Journal Article
Lam, E. W., Chan, A. P., Olawumi, T. O., Wong, I., & Kazeem, K. O. (2024). Sustainability concepts in global high-rise residential buildings: a scientometric and systematic review. Smart and Sustainable Built Environment, 13(2), 425-443. https://doi.org/10.1108/sasbe-04-2023-0094

Purpose
Sustainability has been the subject of several scientific investigations. Many researchers in the construction industry have also examined a range of sustainability-related studies. However, few studies have thoroughly reviewed implementing... Read More about Sustainability concepts in global high-rise residential buildings: a scientometric and systematic review.

Facilitators and benefits of implementing lean premise design: A case of Hong Kong high-rise buildings (2023)
Journal Article
Lam, E. W., Chan, A. P., Olawumi, T. O., Wong, I., & Kazeem, K. O. (2023). Facilitators and benefits of implementing lean premise design: A case of Hong Kong high-rise buildings. Journal of Building Engineering, 80, Article 108013. https://doi.org/10.1016/j.jobe.2023.108013

Defective design, poor stakeholder participation, and a mismatch between design provisions and end-user requirements cause most building construction waste. However, lean building design promotes collaboration and reduces waste. This study examines t... Read More about Facilitators and benefits of implementing lean premise design: A case of Hong Kong high-rise buildings.

An artificial neural network (ANN) approach for early cost estimation of concrete bridge systems in developing countries: the case of Sri Lanka (2023)
Journal Article
Fernando, N., T.A., K. D., & Zhang, H. (. (2024). An artificial neural network (ANN) approach for early cost estimation of concrete bridge systems in developing countries: the case of Sri Lanka. Journal of Financial Management of Property and Construction, 29(1), 23-51. https://doi.org/10.1108/JFMPC-09-2022-0048

Purpose
The Government’s investment in infrastructure projects is considerably high, especially in bridge construction projects. Government authorities must establish an initial forecasted budget to have transparency in transactions. Early cost esti... Read More about An artificial neural network (ANN) approach for early cost estimation of concrete bridge systems in developing countries: the case of Sri Lanka.

Wood properties & strength grading (2022)
Presentation / Conference Contribution
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 flagship sawmill site in Lockerbie has attracted considerable interest in the... Read More about Wood properties & strength grading.

Correction of Evanescent Wave Influence on the Flexural Wave Velocity and Wavelength Estimation Based on a Mode Shape Function (2022)
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 velocity of flexural waves, based on the wavelengths of standing waves measured on... Read More about Correction of Evanescent Wave Influence on the Flexural Wave Velocity and Wavelength Estimation Based on a Mode Shape Function.

Design of Timber Buildings for Deconstruction and Reuse — Three methods and five case studies (2022)
Report
Sandin, Y., Shotton, E., Cramer, M., Sandberg, K., Walsh, S. J., González-Alegre, V., Östling, J., Cristescu, C., Íñiguez-González, G., Llana, D. F., Carlsson, A., Uí Chúláin, C., Jackson, N., García Barbero, M., & Zabala Mejia, A. (2022). Design of Timber Buildings for Deconstruction and Reuse — Three methods and five case studies. ForestValue

There is a need for a shift towards circular economy in the construction sector and design philosophies as Design for Deconstruction and Reuse (DfDR) and Design for Adaptability (DfA) are being developed as means to design out waste and enhance resou... Read More about Design of Timber Buildings for Deconstruction and Reuse — Three methods and five case studies.

Overview of the WoodProps Programme 2017-2020 Wood Properties for Ireland (2022)
Digital Artefact
Gil-Moreno, D., O’Ceallaigh, C., Ridley-Ellis, D., & Harte, A. (2022). Overview of the WoodProps Programme 2017-2020 Wood Properties for Ireland

Wood Properties for Ireland (WoodProps), funded by the Forest Sector Development Division of DAFM, is a joint Programme between the Timber Engineering Research Group (TERG) at NUI Galway (NUIG) and the Centre for Wood Science and Technology at Edinbu... Read More about Overview of the WoodProps Programme 2017-2020 Wood Properties for Ireland.

Manufacturing A Biogenic Built Environment (2022)
Book Chapter
Hairstans, R. Manufacturing A Biogenic Built Environment. In Timber Industry Yearbook 2022 (77-81). Buckinghamshire: BM TRADA

Robert Hairstans discusses the Biogenic Built Environment Framework: collaborative projects where research, innovation, commercialisation and education work in concert.

The relationship between bending and tension strength of Irish and UK spruce and pine (2022)
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 based on either bending or tension tests. The European standards give equation... Read More about The relationship between bending and tension strength of Irish and UK spruce and pine.

Estimating mechanical properties of clear wood from ten‐year‐old Melia azedarach trees using the stress wave method (2021)
Journal Article
Van Duong, D., & Ridley-Ellis, D. (2021). Estimating mechanical properties of clear wood from ten‐year‐old Melia azedarach trees using the stress wave method. European Journal of Wood and Wood Products, 79(4), 941-949. https://doi.org/10.1007/s00107-021-01664-8

The objective of this study was to examine the potential of stress wave velocity (SWV) as a rapid and non-destructive method to estimate the mechanical properties of Melia azedarach wood. The SWV, dynamic modulus of elasticity (MOE d), modulus of ela... Read More about Estimating mechanical properties of clear wood from ten‐year‐old Melia azedarach trees using the stress wave method.

Developing a BIM and simulation-based hazard assessment and visualization framework for CLT construction design (2021)
Journal Article
BuHamdan, S., Duncheva, T., & Alwisy, A. (2021). Developing a BIM and simulation-based hazard assessment and visualization framework for CLT construction design. Journal of Construction Engineering and Management, 147(3), https://doi.org/10.1061/%28ASCE%29CO.1943-7862.0002000

The sustainability of the urban built environment has previously been investigated through many angles in relation to the growing global urban population and provision of energy-efficient housing. One emerging trend in sustainable medium-density cons... Read More about Developing a BIM and simulation-based hazard assessment and visualization framework for CLT construction design.