Bund Wall Calculator
EPA SPCC compliance engine for fuel storage containment
A production web calculator that sizes secondary containment bunds for fuel and transformer oil storage. Implements 40 CFR 112.8(c)(2) (110% rule), displacement accounting, multi-tank scenarios, and insufficient safety factor warnings. Deployed to Hostinger and used by practicing engineers.
- Implements EPA 40 CFR 112 containment rules
- Multi-tank and mixed-shape bund support
- Structural wall-thickness and hydrostatic validation
- Print-ready engineering reports