Implementing a Life-Cycle Approach to Infrastructure

The document argues that traditional infrastructure models overemphasize initial construction costs (capex) while neglecting long-term operating expenditures (opex) and end-of-life needs. It proposes a five-stage life-cycle model—planning, design, delivery, operation, and repurposing—to improve sustainability, climate resilience, and financial viability. Key recommendations include 'front-end loading' planning, adopting circular economy strategies to reduce construction waste, and utilizing digital twins and asset management plans to optimize long-term performance.

• Global infrastructure demand is projected to grow significantly, with the global building stock expected to double over the next 40 years, adding 241 billion square metres monthly.
• There is a critical imbalance in infrastructure management where funding and capacity are often siloed into commissioning and buildout, neglecting the integration of operations and asset resilience.
• Front-end loading (FEL) is recommended as a project management approach to clarify objectives and improve the accuracy of cost estimates and design alternatives by advancing planning and operational phases during early stages.
• Procurement can be used to drive long-term sustainability and lifespan; for example, the Samuel De Champlain Bridge in Montreal set a material design life of 150 years to reduce unforeseen capital outlays.
• Public-private partnerships (PPPs) are identified as the delivery model offering the strongest consideration of operating costs and sustainability, as they encourage long-term relationships and knowledge transfer.
• Effective asset management requires plans to be updated at least every five years, incorporating data on actual asset utilization, wear and tear, and climate-related risks.
• Climate change poses a significant financial risk to infrastructure, with the potential to reduce the value of assets by up to 27% by 2050.
• Construction and demolition waste is a major environmental challenge; in the US in 2018, nearly 600 million tons of debris were generated, with 90% resulting from demolition.
• Cities are adopting circular economy strategies to treat materials as resources; Amsterdam aims to halve the use of primary raw materials by 2030 and become entirely circular by 2050.
• Digital tools, such as digital twins and the London Infrastructure Mapping Application (IMA), are enabling better inter-agency coordination and the visualization of infrastructure pipelines to increase investor confidence.

APA

World Economic Forum (2024). Implementing a Life-Cycle Approach to Infrastructure. https://www3.weforum.org/docs/WEF_Implementing_a_Life_Cycle_Approach_to_Infrastructure_2024.pdf

Chicago

World Economic Forum. Implementing a Life-Cycle Approach to Infrastructure. 2024. https://www3.weforum.org/docs/WEF_Implementing_a_Life_Cycle_Approach_to_Infrastructure_2024.pdf.

Wikipedia

{{cite report |author=World Economic Forum |title=Implementing a Life-Cycle Approach to Infrastructure |date=September 2024 |url=https://www3.weforum.org/docs/WEF_Implementing_a_Life_Cycle_Approach_to_Infrastructure_2024.pdf |access-date=23 October 2026 |via=Climate Insights Directory}}

BibTeX

@techreport{worldeconomicforum2024implementing, author = {{World Economic Forum}}, title = {{Implementing a Life-Cycle Approach to Infrastructure}}, institution = {World Economic Forum}, year = {2024}, month = sep, url = {https://www3.weforum.org/docs/WEF_Implementing_a_Life_Cycle_Approach_to_Infrastructure_2024.pdf}, urldate = {2026-10-23}, note = {Indexed by Climate Insights Directory} }