Engineering Design Specification D09 Stormwater …

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Engineering Design Specification D09 Stormwater Drainage ( Design ) Print version is uncontrolled. Current version is maintained on Wingecarribee Shire Council Website in searchable PDF format. This document is a modified version of AUS-SPEC 0074 Stormwater Drainage ( Design ) Wingecarribee Shire Council D09 Stormwater Drainage ( Design ), version Page 2 of 33 Table of Contents 1 General.

All stormwater infrastructure is to have a design service life of 100 years. This applies to pipes, pits and all structural elements. It is understood that natural/ naturalistic systems will be subject to natural impacts from weather and nature which are beyond the …

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