Research & Innovation

Optimal has an incredible depth of experience to share with the local government, civil, stormwater, manufacturing, service and construction industries. Optimal has made exciting advances in trashrack design with using a new graduated trashrack technology. This robust and well documented technology is delivering outstanding water quality results.

Stormwater Quality improvement Device (SQID) Operation & Maintenance Guidelines

Optimal Stormwater has been a major contributor development of the National SQID Operation & Maintenance Guidelines for the Stormwater Industry Association.  Due for release in 2020 Optimal will conduct capacity building workshops nationwide.  A practical down to earth ‘nuts and […]

view project details

Raingarden/ biofiltration hydraulic conductivity testing

Bio-infiltration hydraulic conductivity testing and raingarden auditing requires much research.  Optimal Stormwater in collaboration with Water Sensitive Solutions offers HC testing consistent the Facility for Advanced Water Biofiltration FAWB Guidelines. 

view project details

Stormwater Harvesting Offtakes

Stormwater harvesting requires diversion of stormwater flow from pipes and channels in to pump stations or storage and filtration.  Optimal Stormwater have developed and operate a number of innovative offtake systems including the SMS.

view project details

GPT Inlet exclusion bars

Exclusion bars are needed to protect the GTP inlet capacity allowing flows to enter the GPT inlet and be treated.  Optimal Stormwater have developed an effective GPT inlet exclusion bars system featuring inclined rakes bars and open grate cover maximising […]

view project details

Stormwater Pipe Safety Exclusion Bars

Exclusion bars at the end of large pipes are required by some Councils and authorities particularly if wet sump GPTs are located on the pipe.  Due to the risk of children accessing the pipe and falling into water exclusion bars […]

view project details

Proprietary Innovation

Optimal Stormwater’s team have dedicated themselves to the advancement of gross pollution trap technologies, water sensitive urban design and stormwater industry.   Unique in its experience its only proper for proprietary product suppliers to seek independent advice on their technology.  […]

view project details

Graduated Trashracks

Graduated Trashracks (GTR) are proving a highly effective technology for open channels and viable alternative to inground (wetsump) GPTs.  Often a lower cost option and ideal for large (plus 50ha) catchments the Optimal GTR technology delivers amazing performance.  Preferential high-flow […]

view project details