Bas is a Technical Director - Water Resources at Pattle Delamore Partners Ltd with over 15 years’ experience as a senior hydrologist/environmental scientist specialising in hydrology and hydraulic investigations. This experience has included irrigation demand-supply studies, flood assessments, rainfall-runoff modelling, hydraulic routing, site investigation, conceptual design and associated resource management (consenting) requirements.Bas is involved in various projects related to the development and consenting of irrigation schemes, large and small scale water supply, hydro-power and stormwater projects. He has extensive experience with many current hydrological and hydraulic modelling packages.Bas has been involved in several peer review projects for corporate clients, local and regional councils as well as the Environmental Protection Agency (EPA) and has experience in preparing and presenting evidence at resource consent and plan change hearings.