Short answer
Prioritize design stability and invest in workforce training to significantly reduce construction waste.
- Field
- Resource Management
- Source
- Sustainability (2019)
- Method
- Quantitative Survey
- Evidence
- Strong effect
Design modifications and a lack of worker diligence are the primary drivers of waste in construction projects. This resource management research insight is drawn from a 2019 study published in Sustainability. Using Quantitative survey, researchers explored how this design variable affects real-world outcomes. The key design takeaway: Prioritize design stability and invest in workforce training to significantly reduce construction waste.
Design Changes and Inattentive Workmanship Drive Construction Waste
Design modifications and a lack of worker diligence are the primary drivers of waste in construction projects.
Sustainability · 2019
Key Findings
- 01Design and documentation issues are the most significant category contributing to construction waste.
- 02Human resources (inattentive working attitudes and behaviors) are the second most significant category.
- 03Ineffective planning and scheduling, and material storage issues are among the highest impact factors.
Application
Design takeaway
Prioritize design stability and invest in workforce training to significantly reduce construction waste.
How to apply
Before finalizing designs, conduct thorough reviews and establish clear protocols for managing design changes. Implement ongoing training programs for site personnel focusing on precision and material handling.
Project actions
- 01When planning a design project, think about how changes might impact material use and waste.
- 02Consider how your design choices might affect the ease of construction and potential for error.
Method & Evidence
Variables
Strengths & Limitations
Strengths
- +Identifies specific, actionable factors contributing to waste.
- +Categorizes causes for a structured understanding.
Limitations
The findings are based on perceptions from contractors in a specific region, which may not be universally applicable. The study did not directly measure waste but relied on reported causes.
Reliability & validity
The study's reliability is supported by its structured methodology and categorization of factors. Validity is enhanced by drawing from literature and surveying industry professionals, though potential biases in self-reported data should be considered.
Think critically
How might cultural differences in work ethic or common construction practices in different regions affect the ranking of these waste-generating factors?
Design Principles
"Minimize waste by controlling design evolution and enhancing workforce diligence."
Understanding the root causes of construction waste is crucial for developing effective waste reduction strategies. By pinpointing design changes and human factors as key contributors, design and construction professionals can implement targeted interventions to minimize material waste, reduce environmental impact, and improve project efficiency.
What This Means for Your Design
This research shows that when designs change a lot during building, or when workers aren't careful, a lot of building materials get wasted.
How to use in your project
- 1.Reference this study when discussing the impact of design decisions on material waste in your project's analysis or evaluation.
Add to My Project
Quick Cite
Paragraph starter
Research indicates that design changes and inattentive workmanship are significant contributors to construction waste (Luangcharoenrat et al., 2019). Therefore, rigorous design management and workforce training are essential for minimizing material waste in any construction project.
Source
Sustainability
Factors Influencing Construction Waste Generation in Building Construction: Thailand’s Perspective
journal · 2019
View sourceQuestions About This Research
- What does the research say about design changes and inattentive workmanship drive construction waste?
- Prioritize design stability and invest in workforce training to significantly reduce construction waste. Evidence: Sustainability (2019).
- Why does "Design Changes and Inattentive Workmanship Drive Construction Waste" matter for design?
- Understanding the root causes of construction waste is crucial for developing effective waste reduction strategies. By pinpointing design changes and human factors as key contributors, design and construction professionals can implement targeted interventions to minimize material waste, reduce environmental impact, and improve project efficiency.
- How can designers apply this research?
- Prioritize design stability and invest in workforce training to significantly reduce construction waste.
- What were the main findings?
- Design and documentation issues are the most significant category contributing to construction waste.. Human resources (inattentive working attitudes and behaviors) are the second most significant category.. Ineffective planning and scheduling, and material storage issues are among the highest impact factors.
- What research method was used?
- Quantitative Survey.
- How strong is the evidence?
- Evidence strength is rated Strong effect, based on a 2019 journal from Sustainability.
- What should I do differently in my next project?
- Before finalizing designs, conduct thorough reviews and establish clear protocols for managing design changes. Implement ongoing training programs for site personnel focusing on precision and material handling.
- What are the limitations?
- The study was specific to Thailand's construction industry, and findings may vary in different geographical or economic contexts. The reliance on contractor perception through questionnaires introduces potential bias.