PlumbingStructural Engineering & Feasibility3MediumPlumber$ implied
A plumber is unsure whether it is safe to cut through floor joists to relocate a toilet drain in a bathroom remodel, and is concerned about structural risk and the lack of a permit.
No software exists to quickly assess structural feasibility of cutting joists for plumbing runs and provide code-compliant alternatives.
47
0
Opp. Score
47
Severity
3Medium
Willingness to Pay
implied
Added
Jun 24, 2026
App Concept
JoistSafe Pro
JoistSafe Pro is an AI-powered structural calculator that lets plumbers and contractors input joist span, size, spacing, and pipe dimensions to instantly determine safe hole locations and sizes. It recommends alternative routing when cutting is unsafe, and generates a report for permit applications.
Key Features
- Joist hole size and location calculator
- Engineered alternative routing suggestions
- Permit-ready structural compliance reports
- Material and cost estimator for reroutes
Target Users: Plumbers and bathroom remodelers working on residential retrofits in small to mid-sized contracting firms
Revenue Model: $19.99 per project report or $99/month unlimited for contractors
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