Under the contract, the Aecom team will provide expert technical advice and consultation services for the agency.

The services includes experimental design and implementation of non-physical fish barrier performance evaluations, fish screen monitoring and facilities design, field surveys for biological and physical parameters.

The Aecom team services also includes study design and data analysis, regulatory permit acquisition, water resources planning, water quality modelin and multi-dimensional model development and application.

Aecom said the $40m contract will run through 2015.

Aecomis a provider of professional technical and management support services for government and commercial clients globally.