Catch Basins

A catch basin might do any combination of functions such as catch, hold and filter the runoff water from the lawn, around the house and off road surfaces. You can find catch basins in homes, roads, highways and parking lots that use both public and private water-conveyance systems. They are usually found below the ground.

Velocity and Sewage and Piping Systems

In sewage piping and pumping systems, the flow velocity must exceed certain limits to maintain smooth flowing operation and to avoid settling and sedimentation of solids. On the other hand, the flow velocity should not exceed certain limits to avoid potential wear and tear due to erosion and abrasion.

Alberta Campgrounds

Campground in Alberta are designed to foster the conservation of wetlands, wildlife habitats and management of steep slopes. There are several campground design rules and guidelines managed by the Province of Alberta to maximize usage for both people and wildlife.

Dry Ponds

Have you seen those large low lying grassy areas around the city? They are dry ponds! They are meant to hold water after a rainfall event before it flows into a nearby stream. Dry ponds are designed to reduce erosion and increase the quality of the water runoff. They are nearly as effective as regular …

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Missing Middle Competition

The City of Edmonton held a “Missing Middle” Infill Design competition in 2019. The intent was to get some innovative ideas on how to redevelop older neighbourhoods who are largely missing middle income row housing, triplexes/fourplexes, walk-up apartments, etc. In newer neighbourhoods, these types of properties are sandwiched in between the apartment buildings and detached …

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Occupational Risk Score and COVID-19

Want to know what your COVID-19 occupational risk score? Here is a list of occupations and their associated risk. See where you rank! #albertacivilengineers @bolsonengineer The Front Line: Visualizing the Occupations with the Highest COVID-19 Risk  

Alberta Fire Ban

Last week, Alberta implemented a fire ban at all provincial parks and protected areas. It is expected to last until after May Long weekend or even longer. While this is super disappointing (!!!!!), this will help prevent multiple emergencies happening all at once.

Infill

Infills and Drainage Issues

Spring is here!!!! FINALLY! Do you or your neighbour have an ongoing infill project? Infills can affect the existing drainage patterns in developed neighbourhoods and can cause flooding and erosion issues on existing properties. This can cause disputes between neighbours, especially when your neighbours’ new infill grading plan diverts additional water to your property. Questions …

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