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How can you monitor and control foundation risks during operation and maintenance?

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Foundation risks are potential threats that can affect the structural integrity, performance, and safety of building foundations during operation and maintenance. These risks can arise from various sources, such as soil conditions, environmental factors, design flaws, construction errors, or aging. To prevent or mitigate foundation risks, construction managers need to implement effective monitoring and control strategies throughout the project life cycle. In this article, we will discuss some of the best practices and tools for foundation risk management during operation and maintenance.

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1 Inspection and testing

Regular inspection and testing of foundations are essential to detect any signs of damage, deterioration, or instability. Inspection and testing methods can include visual observation, geotechnical investigation, structural analysis, non-destructive testing, or destructive testing. Depending on the type and severity of the risk, inspection and testing can be performed at different intervals, such as annually, biannually, or after a major event. Inspection and testing results should be recorded and analyzed to identify any trends, patterns, or anomalies that indicate potential problems.

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Ahmed Awaad , Fellow CEng IntPE(NZ)/APEC

Subject Matter Expert in construction and real estate industries
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Visual inspection is common if the foundation is not covered, like in basement cases Testing is not being done unless there is an issue noted from the visual inspection, like signs of rusting or cracking

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2 Maintenance and repair

Maintenance and repair of foundations are necessary to restore or improve their condition, functionality, and durability. Maintenance and repair activities can include cleaning, sealing, grouting, underpinning, retrofitting, or replacement. Depending on the type and extent of the damage, maintenance and repair can be preventive, corrective, or emergency. Maintenance and repair costs should be estimated and budgeted in advance, and the work should be supervised and documented to ensure quality and compliance.

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3 Risk assessment and mitigation

Risk assessment and mitigation are the processes of identifying, evaluating, and reducing the likelihood and impact of foundation risks. Risk assessment and mitigation can be done using qualitative or quantitative methods, such as risk matrices, risk registers, risk analysis, or risk modeling. Risk assessment and mitigation should consider the probability, severity, and exposure of each risk, as well as the available resources, constraints, and objectives. Risk assessment and mitigation should also involve stakeholders' input, communication, and feedback.

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4 Contingency planning and response

Contingency planning and response are the actions taken to prepare for and deal with unexpected or adverse situations that may affect the foundations. Contingency planning and response can include developing emergency plans, establishing backup systems, allocating resources, training personnel, or implementing recovery measures. Contingency planning and response should be based on the results of risk assessment and mitigation, and should be updated and reviewed regularly. Cont contingency planning and response should also be coordinated and communicated with relevant parties, such as owners, operators, contractors, or authorities.

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5 Monitoring and control tools

Monitoring and control tools are the instruments or systems used to collect, process, and display data related to foundation risks. Monitoring and control tools can include sensors, meters, cameras, drones, or software. Monitoring and control tools can help to measure and track various parameters, such as soil properties, foundation movements, loads, stresses, cracks, or vibrations. Monitoring and control tools can also provide alerts, warnings, or recommendations based on the data analysis and interpretation.

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Mohammadreza Ahmadi

Master Degree of Civil Engineer, (PMP)?
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Regularly reviewing and reassessing your risk register can help you determine if any risk information has changed, so keep your risk register and project stakeholders updated. Bringing in a team or individual assessor to conduct methodical risk audits can help ensure a thorough, timely risk monitoring and response. You should review project milestones and deliverables to ensure no risks have been overlooked. Analyzing your project performance allows you to quickly address changes and nee risks. During the Determine Project Budget process, you should have established a reserve budget and schedule. Tou should meet regularly with your project team members and stakeholders to review risk data and update risk management strategies as needed.

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6 Benefits and challenges

Monitoring and control of foundation risks during operation and maintenance can provide several benefits, such as enhancing safety, performance, and reliability of foundations, preventing or minimizing failures and losses, improving decision making and planning, or complying with standards and regulations. However, monitoring and control of foundation risks can also pose some challenges, such as requiring time, money, and expertise, generating large and complex data sets, or facing technical or human errors.

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7 Here’s what else to consider

This is a space to share examples, stories, or insights that don’t fit into any of the previous sections. What else would you like to add?

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How can you monitor and control foundation risks during operation and maintenance?

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1 Inspection and testing

2 Maintenance and repair

3 Risk assessment and mitigation

4 Contingency planning and response

5 Monitoring and control tools

6 Benefits and challenges

7 Here’s what else to consider

Construction Management

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