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Using Drones in Engineering Projects

Drones or Unmanned Aerial Vehicles (UAVs) are small aircraft guided by remote control or computer. They are mainly used for taking aerial photos or acquiring LiDAR data with accuracy and speed in difficult-to-access areas. In engineering, they can also be … Read More

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Study of Tailings Management Technologies

KCB completed a report for the Mine Environment Neutral Drainage (MEND) program in 2015 in which we examined and compared alternatives to conventional slurry for tailings management (e.g., thickened, paste and filtered tailings). The MEND program was started in 1989 … Read More

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Effectiveness of Geomembranes in Tailings Storage Facilities

For the past few years, KCB has collaborated on several geomembrane research projects with Prof. R. Kerry Rowe and his team at the Geo-Engineering Centre at Queen’s University in Kingston, Ontario. The research is assessing the effectiveness of geomembrane liners … Read More

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Geotechnical Factor of Safety and Risk

Factor of Safety (FoS) is a measure used in engineering design to represent how much greater the resisting capacity of a structure or component is relative to an assumed load. With respect to slope stability, FoS is the ratio of … Read More

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Sustainability by Design

This month’s blog post highlights the sustainable attributes of four KCB projects, including the design and construction of the Nam Theun 2 hydroelectric dam in Laos, and in Canada, the decommissioning of a diversion dam on Vancouver Island, the re-development … Read More

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Launching a Steel Arch Bridge with a King Post

It has been just over a year since the Vedder Bridge in Chilliwack, British Columbia was replaced. The old bridge had deteriorated and did not meet current seismic codes. The new Vedder Bridge is an attractive 80 m long steel … Read More

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Static Liquefaction and Strength Loss in Tailings Dams

Static liquefaction and strength loss of tailings dams due to undrained failure has become a topic of interest in tailings management following the Fundão and Mount Polley tailings dam failures. Static liquefaction is the sudden loss of strength when loose … Read More

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Bioengineering Case Study: Riverdale Avenue Retaining Wall Replacement

One definition of bioengineering is the practice of incorporating natural materials into the design of engineered structures. The Riverdale Avenue Retaining Wall Replacement project is an innovative example of solving a riverbank slope stabilization problem with bioengineering. One of the … Read More

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Project-in-Focus: Mayerthorpe Rail Bridge Replacement

Background On April 26, 2016, the wooden railway trestle bridge over the Little Paddle River near the community of Mayerthorpe, located about 120 km northwest of Edmonton, Alberta, was deliberately set on fire. The bridge was destroyed within a few … Read More

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