b'HISTORIC CONSTRUCTIONThe concrete used in the rehabilitation of the Canal Lake Concrete Arch Bridge was sourced locally from Beaverton, while the source of the original bridge construction materials remains unknownin modern bridges, but attributes this toflatdrivingsurface,Bonsalladds.Weand creating a landscape that is quite the structures location on a roadway thattook all that off and waterproofed the top,distinct from the Canadian Shield.receives a relatively low volume of trafficso now its protected from water coming andfewerapplicationsofroadsaltindown from above. IanBurney,presidentofthelocal winter than a typically busier urban road.Kirkfield District Historical Society and ItsauniquelocationinthatitsbeenThe concrete used in the rehabilitationMuseum, speculates that the concrete protected from heavy uses over the years,was, of course, modern, and sourced frommight have been supplied by the Raven he notes. nearby Beaverton, which has a long historyLake Portland Cement Company, which ofconcretesupply.Thesourceofthewas founded in 1902. The company used Bonsall says that preserving the originaloriginalbridgeconstructionmaterialsisthethen-newTorontoandNipissing lookoftheetchedlinesintheconcreteunknown, but its builders would not haveRailway line to bring down marl from that were meant to simulate the look ofhad to travel very far even in those days,RavenLaketoBeaverton.Operating stonework was really the most importantbecause Canal Lake lies on the edge of theuntil 1914, the company could produce partoftherehabilitationthatwedid.Carden Plain. as many as 700 barrels of cement per We measured all those lines and had theday. It even built its own hydroelectric contractor put those back exactly the wayThisisanotableexpanseofland theywere.NowtheconcreteisnewercharacterizedbyveryshallowlimestoneplantatElliottFallstosupplythe looking,butthe[appearance]isexactlybedrock made by the compressed shells ofenergy needs of four huge kilns.the same. Give it a few years, and it willmillions of prehistoric sea creatures. TheyBoththecementcompanyandits probablylookthewayitdidinitsmid- wouldhavedriftedandcollectedonthe years. It was a good job by the contractorbottom of Algonquin Lake, formed by theelectrical power plant have long since [GMP Contracting Ltd]. melting of the gigantic Wisconsin Glaciervanished,butthebridgeremains, some13,000yearsago.Overthecourseasturdymonumenttoatimeof Wealsounearthedthearch,soitsof several millennia, the glacier withdrewchangeandinnovationinOntarios backfilled, and thats what gives you thesouthwards, scouring the land in its wakeconstruction history.Our road solutions make animpact everywhere you lookLafarge offers aggregates, lightweight cellular concrete, engineered soil, roller compacted concrete, fill management services and solutions. Our technical expertise and state-of-the-art plants, and commitment to innovation allow us to produce a wide range of performance materials.Lafarge is committed to sustainable construction and delivers environmentally responsible solutions for your needs.CONTACT YOUR LOCAL REPRESENTATIVEFor more information visit Lafarge.ca32 AVENUESFALL 2021'