Soakaway Sizer: BRE 365 Design

Soakaway Sizer - The BRE 365 Calculation That Shows Its Working Planning conditions and Building Control ask for a soakaway designed to BRE Digest 365. The alternatives are a spreadsheet at your desk, a web calculator that charges per report, or a consultant at several hundred pounds per design. Soakaway Sizer runs the full BRE 365 method on your phone, offline, next to the trial pit, and shows the chain of reasoning behind every number so the design can be checked and defended. HOW IT WORKS Enter your percolation test results (pit dimensions and timed drop, or an infiltration rate you already have), the impermeable area draining to the soakaway, and the design rainfall. The app evaluates the 1-in-10-year storm across the full range of storm durations, takes the worst case as BRE 365 requires, and sizes the storage - showing every step, so you can check the working rather than trust a…