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Related Concept Videos

Design Consideration01:22

Design Consideration

Designing a structure involves a series of considerations, primarily the material's ultimate strength, calculated through tests that measure changes under increased force until the material reaches its breaking point or limit. The ultimate load, where the material breaks, is divided by its original cross-sectional area, resulting in the ultimate normal stress or strength. The ultimate shearing stress is another significant factor taken into account.
The factor of safety is another key aspect...
Response Surface Methodology01:16

Response Surface Methodology

Response Surface Methodology (RSM) is a collection of statistical and mathematical techniques used to develop, improve, and optimize processes. It is particularly valuable when many input variables or factors potentially influence a response variable.
The process of RSM involves several key steps:
Design Example: Creating a Hydraulic Model of a Dam Spillway01:21

Design Example: Creating a Hydraulic Model of a Dam Spillway

Scaled hydraulic models of dam spillways provide a practical way to replicate and study the intricate flow dynamics of these structures. Often built to a 1:15 ratio, these models allow for observing critical water behavior, such as velocity distribution, flow patterns, and energy dissipation.
Design Example: Analyzing Capacity Contours for Flood Risk Assessment01:17

Design Example: Analyzing Capacity Contours for Flood Risk Assessment

Flood risk assessment involves careful planning and analysis to ensure the safety of communities near water retention structures. Capacity contours are a vital tool in this process, as they illustrate the potential spread of water at specific levels in a given area. In the context of building a bund across a small valley, these contours play a critical role in evaluating the safety of nearby residential areas.In this example, the bund is intended to store stormwater in the valley. The engineers...
Typical Model Studies01:30

Typical Model Studies

Fluid mechanics model studies often utilize scaled-down systems to predict fluid behavior in full-scale environments, such as river flows, dam spillways, and structures interacting with open surfaces. Maintaining Froude number similarity in river models is crucial, as it replicates surface flow features like wave patterns and velocities.
Internal Loadings in Structural Members: Problem Solving01:28

Internal Loadings in Structural Members: Problem Solving

When designing or analyzing a structural member, it is important to consider the internal loadings developed within the member. These internal loadings include normal force, shear force, and bending moment. Engineers can ensure that the structural member can support the applied external forces by calculating these internal loadings.
To illustrate this, let's consider a beam OC of 5 kN, inclined at an angle of 53.13° with the horizontal and supported at both ends. Determine the internal loadings...

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Related Experiment Video

Updated: May 22, 2026

Finite Element Modeling for the Simulation of the Quasi-Static Compression of Corrugated Tapered Tubes
06:34

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Beyond FMEA: the structured what-if technique (SWIFT).

Alan J Card1, James R Ward, P John Clarkson

  • 1Evidence-Based Health Solutions, LLC, USA.

Journal of Healthcare Risk Management : the Journal of the American Society for Healthcare Risk Management
|April 25, 2012
PubMed
Summary

The Structured What-If Technique (SWIFT) offers a flexible alternative to Failure Mode and Effects Analysis (FMEA) for hazard identification. Healthcare professionals find SWIFT easy to use and credible, especially within a staged approach.

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Area of Science:

  • Healthcare Risk Management
  • Patient Safety Analysis
  • Quality Improvement Methodologies

Background:

  • Failure Mode and Effects Analysis (FMEA) is a widely recognized prospective hazard analysis (PHA) tool.
  • Alternative PHA tools exist, offering different approaches to risk identification.

Purpose of the Study:

  • Introduce the Structured What-If Technique (SWIFT) as an alternative PHA tool.
  • Assess the evidence for SWIFT's use in healthcare via a systematic literature review.
  • Suggest adaptations for SWIFT in the healthcare industry.

Main Methods:

  • Systematic literature review to evaluate SWIFT's application in healthcare.
  • Description of SWIFT as a flexible, high-level risk identification technique.
  • Exploration of SWIFT's use as a stand-alone or staged approach.

Main Results:

  • Limited evidence suggests healthcare workers find SWIFT easy to learn, use, and credible.
  • SWIFT demonstrates potential as a valuable component of the PHA toolkit.
  • SWIFT is particularly effective when integrated into a staged risk assessment process.

Conclusions:

  • SWIFT presents a viable and user-friendly alternative for healthcare risk identification.
  • The technique shows promise for enhancing patient safety and quality improvement efforts.
  • Further adaptation and research can optimize SWIFT's role within healthcare PHA.