Consulting Services
I provide expertise in hydrology/hydraulics design and modelling to civil engineering firms in both Canada and the United States. I work as an extension of your team and can use your templates, models and standards to ensure uniform submission material.
Core services include:
- Drainage studies
- Sewer (storm and sanitary), culvert and channel design
- Stormwater management, including pond and outlet design
- Hydraulic grade line and dual-drainage analyses
- Stage-storage and rating curve calculations
- Erosion control and construction phasing design
- Water balance/budget calculations
- LID/BMP design and modelling
- Nutrient and pollutant loading calculations
- Floodplain mapping and mitigation design
- Developing custom spreadsheets
- Writing reports and technical documentation
- Preparing and reviewing engineering drawings
- Technical project management
- Expert witness prep work
- Training staff
Modelling software used:
- AutoCAD, Civil 3D
- EPA SWMM
- HEC-RAS
- InterHyd
- Excel
- Able to use regionally-specific models if provided access
Custom software development services include:
- AutoCAD and Civil 3D tools and plugins
- Stand-alone tools and calculators

Hi, I am Oliver Beaudin, P.Eng.
I am the founder of Downstream Dynamics Inc. and the creator of InterHyd. I have over a decade of experience in land development, specializing in hydrology/hydraulics design and modelling for a large variety of projects. I now offer that expertise to other civil engineering firms via consulting and specialized design software.
Contact me or find me on LinkedIn.
