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This technical bulletin is designed to provide a basic introduction to the selection of rainfall intensities for the design of flat roof drainage and internal pipework.
Contents:
- Introduction
- Rainfall intensity vs duration of storm
- Interface with underground drainage
- How to design rainfall to BS EN 12056-3:2000
- Catchment Areas
- Overflow provision
- Roofs which reduce flow
- Summary
- Glossary of terms
Acknowledgements
Author: Dr Malcolm Wearing BEng PhD CEng MICE MCIWEM