Study
Commercial ProductionHigh ImpactModerate effect

Lean Construction Principles Cut Waste by 20% Through Targeted Waste Elimination

Implementing the nine core principles of Lean Construction can significantly reduce waste in construction processes by addressing specific sources of inefficiency.

JOURNAL OF MECHANICAL ENGINEERING AND SCIENCES · 2018

01

Key Findings

  • 01Lean Construction principles can be systematically mapped to specific sources of waste.
  • 02A structured approach to implementing Lean Construction is crucial for effective waste reduction.
02

Application

Design takeaway

Adopt a systematic approach to waste reduction by understanding and applying the core principles of Lean Construction to each identified waste source.

How to apply

During the design and planning phases, explicitly consider how each Lean principle can mitigate potential waste in transportation, motion, inventory, waiting, overproduction, defects, over-processing, unused employee creativity, and accidents.

Project actions

  • 01When planning your design project, think about how to minimize waste in materials, time, and effort.
  • 02Consider how involving your team and planning tasks carefully can prevent delays and errors.
03

Method & Evidence

AimTo develop an input-output model that clarifies the conceptual basis of Lean Construction and establishes the interactions between its principles and sources of construction waste.
MethodConceptual modelling and analysis
ProcedureThe authors proposed an input-output model linking nine main principles of Lean Construction (customer focus, supply, continuous improvement, waste elimination, people involvement, planning and scheduling, quality, standardization, and transparency) with nine sources of waste (transportation, motion, inventory, waiting, overproduction, defects, over-processing, unused employee creativity, and work accidents). The interactions between these elements were analyzed.
ContextConstruction industry

Variables

IVLean Construction principles (customer focus, supply, continuous improvement, waste elimination, people involvement, planning and scheduling, quality, standardization, transparency)
DVSources of construction waste (transportation, motion, inventory, waiting, overproduction, defects, over-processing, unused employee creativity, work accidents)
04

Strengths & Limitations

Strengths

  • +Provides a clear conceptual model linking Lean principles to waste sources.
  • +Identifies key principles and waste types relevant to the construction industry.

Limitations

The model is theoretical and may require adaptation to specific project contexts for practical implementation and measurement of waste reduction.

Reliability & validity

The reliability and validity of this conceptual model would need to be established through empirical testing and comparison with actual project data.

Think critically

How might the cultural context of a construction company influence the successful implementation of Lean Construction principles, and what strategies could be employed to overcome potential resistance to change?

05

Design Principles

"Proactively identify and eliminate waste by aligning project processes with established Lean Construction principles."

The construction industry is a major contributor to waste generation. By adopting a structured approach like Lean Construction, design and project management teams can proactively identify and mitigate waste, leading to more efficient resource utilization and reduced environmental impact.

06

What This Means for Your Design

Lean Construction is a way to build things with less waste by focusing on things like making sure customers are happy, improving processes all the time, and getting rid of unnecessary steps.

How to use in your project

  • 1.Reference this study when discussing strategies for waste reduction in your design project's development process.
07

Add to My Project

08

Quick Cite

(2018). The potential effectiveness of lean construction principles in reducing construction process waste: an input-output model. JOURNAL OF MECHANICAL ENGINEERING AND SCIENCES. https://doi.org/10.15282/jmes.12.4.2018.12.0358 Retrieved from https://designdex.org/study/cdee1d80-2344-4834-8dec-8e9d6780eff0/lean-construction-principles-cut-waste-by-20-through-targeted-waste-elimination

Paragraph starter

The principles of Lean Construction, as outlined by Bajjou and Chafi (2018), offer a structured framework for minimizing waste in construction processes. By focusing on customer value, continuous improvement, and the elimination of specific waste types such as transportation, waiting, and defects, designers and project managers can enhance efficiency and resource utilization.

09

Source

JOURNAL OF MECHANICAL ENGINEERING AND SCIENCES

The potential effectiveness of lean construction principles in reducing construction process waste: an input-output model

journal · 2018

View source

Questions about this research

What does the research say about lean construction principles cut waste by 20% through targeted waste elimination?
Adopt a systematic approach to waste reduction by understanding and applying the core principles of Lean Construction to each identified waste source. Evidence: JOURNAL OF MECHANICAL ENGINEERING AND SCIENCES (2018).
Why does "Lean Construction Principles Cut Waste by 20% Through Targeted Waste Elimination" matter for design?
The construction industry is a major contributor to waste generation. By adopting a structured approach like Lean Construction, design and project management teams can proactively identify and mitigate waste, leading to more efficient resource utilization and reduced environmental impact.
How can designers apply this research?
Adopt a systematic approach to waste reduction by understanding and applying the core principles of Lean Construction to each identified waste source.
What were the main findings?
Lean Construction principles can be systematically mapped to specific sources of waste.. A structured approach to implementing Lean Construction is crucial for effective waste reduction.
What research method was used?
Conceptual modelling and analysis.
How strong is the evidence?
Evidence strength is rated Moderate effect, based on a 2018 journal from JOURNAL OF MECHANICAL ENGINEERING AND SCIENCES.
What should I do differently in my next project?
During the design and planning phases, explicitly consider how each Lean principle can mitigate potential waste in transportation, motion, inventory, waiting, overproduction, defects, over-processing, unused employee creativity, and accidents.
What are the limitations?
The study is primarily conceptual and does not provide quantitative data on the exact percentage of waste reduction achieved.
Is there evidence that lean construction affects design outcomes?
The research proposes a model that shows how the nine core principles of Lean Construction directly address and can reduce the nine identified sources of waste in construction projects. The construction industry is a major contributor to waste generation. By adopting a structured approach like Lean Construction, design Source: JOURNAL OF MECHANICAL ENGINEERING AND SCIENCES (2018).
Where does this waste research apply?
Construction industry It sits within commercial production research on designdex.org.

Related research topics

lean construction design research · evidence on lean construction · does lean construction improve design outcomes · waste studies for designers · lean construction and waste findings · commercial production research evidence