Assise

Case Studies
Melbourne Water - Silvan Dam
Project Overview :
Date: March, 2009
Location: Silvan Dam, Yarra Valley, Victoria, Australia
Project Purpose: To contain debris and sediment from entering the city of Melbourne's water supply. The dam has very high flow rates and a quality boom is required to withstand the stresses placed on it.
Features Summary :
Boom length: 150m
Skirt depth: 3.0m
Boom material: XR5 1,000gsm High Performance Reinforced Geomembrane
Float: 150mm x 150mm Closed Cell Foam
Skirt material:
(double skirt design)

Woven 450gsm Geotexile
Non Woven 340gsm Geotextile

Ballast: 13mm galvanised chain 
Connectors: Heavy duty aluminium connectors with Dee ring and chain supports
Project Summary :
  • Durability was the client's primary issue
  • Heavy duty XR5 and stainless steel hardware
  • Curtain was custom manufactured with 2 curtain layers. The first was a woven material with the second designed as a replaceabled non woven curtain.