Skip to main content
TB02: Rainfall intensities and drainage design for flat roofs
Back To All Knowledge Items

TB02: Rainfall intensities and drainage design for flat roofs

Standard Rate
FREE
Member Rate
FREE
Download

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

Share this page