Fell nearly 30 feet when a corroded exterior walkway collapsed during a tour of a kiln building.
Lehigh Hanson Canada said in a statement the worker was struck by a concrete block.
Lafarge plans to burn about 20 tonnes of tires a day in place of fossil fuels such as coal.
New monitoring system equipment measures plant emissions every 10 seconds.
Environment Rankin called the project a good way of reducing coal use at the plant.
Lafarge Canada project would burn tires for energy at the company’s Brookfield cement plant.
Court challenge argues approval is unreasonable because it fails to protect ecosystems.
Lafarge Canada to use scrap tires for fuel in its Brookfield cement plant.
Company funnelled money to armed groups to guarantee safe passage for employees and to supply its plant.
Said its investigation could not establish “with certainty” which groups received funds.
Fibres are added to the mixture such as industrial waste like fly ash and wood cellulose.
Mexican company reducing debt, Rohrdorfer in German picks up both for $179 million.
Holcim sell all of its Canadian operations and all associated assets.
Quebec government hopes to neutralize legal challenges by project opponents.
Environmental groups withdraw from suit and agree to mediated talks.