CAD Beacon Symbols for Visualizing Material and Labor Progress
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Solution Overview
Problem
Current CAD and BIM software, such as AUTODESK REVIT, lack the ability to accurately determine the required parts and costs for construction projects, leading to inefficiencies in labor tracking and progress evaluation, as they do not account for actual material installations and labor values, resulting in inaccurate construction logistics and vendor-specific kit management.
Innovation Solution
A system that includes a server capable of receiving CAD drawings, generating a graphical user interface (GUI) for users to upload and analyze work breakdown structures (WBS), overlaying beacon symbols on project drawings to visualize material and labor progress, and automatically determining necessary kits and vendor-specific assemblies based on metadata, allowing for accurate tracking and ordering of materials and labor.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Illumination intensity
If generic REVIT templates are used for visualization, then design visualization is improved, but fabrication accuracy deteriorates
Solution Approach 1:
The system segments the design model into distinct work packages with unique beacon symbols, allowing separate tracking of fabrication status for each segment. This enables the visualization to remain generic while the underlying data structure provides specific fabrication information for each component.
Solution Approach 2:
Beacon symbols serve as intermediaries between the generic visualization layer and the specific fabrication data layer. Each beacon acts as a mediator that links visual representation to detailed work package information, including material requirements and labor tracking.
2Manufacturing precision
If vendor-specific parts kits are implemented, then fabrication accuracy is improved, but device complexity increases
Solution Approach 1:
The beacon symbol system provides universal functionality across different work packages and vendors. A single beacon interface tracks multiple attributes (material status, labor hours, progress percentage) for diverse components, reducing the need for vendor-specific tracking systems while maintaining fabrication accuracy.
Solution Approach 2:
The system changes parameters by tracking actual material usage and labor hours against budgeted amounts for each work package. This dynamic parameter tracking enables accurate cost and progress evaluation without requiring complex vendor-specific systems.
3Productivity
If detailed labor tracking is implemented, then productivity measurement is improved, but loss of time increases
Solution Approach 1:
The beacon symbols enable self-service tracking where field workers can update their own labor hours and material status directly through the interface. This eliminates the need for separate data collection processes and allows real-time productivity measurement without additional time investment.
Solution Approach 2:
The system provides immediate feedback by displaying actual versus budgeted labor hours and material costs on each beacon. This real-time feedback mechanism enables continuous productivity measurement without requiring periodic data collection cycles, thus avoiding time loss.
4Reliability
If actual material and labor tracking is implemented, then reliability of progress evaluation is improved, but device complexity increases
Solution Approach 1:
The system adds a temporal dimension to progress evaluation by tracking when materials are delivered versus when labor is performed. This multi-dimensional approach (material status + labor hours + time) provides reliable progress evaluation while maintaining a relatively simple beacon-based interface.
Data Source
AI summary
Systems and methods presented herein provide project efficiency tracking based on comparing estimated material items and quantities from a design in a computer-aided design (“CAD”) application to the actual purchased material items and quantities. A beacon symbol can be placed on a project drawing and include a progress ring, a materials status, work package number, and a percentage complete. The materials status can illustrate the percentage of budgeted materials that have been delivered. The progress ring can illustrate the job completion percentage. In one example, the progress ring can illustrate the percentage of budgeted labor hours that have been performed.