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Hogg's Hollow Bridge

Bridges completed in 1929Bridges completed in 1960Bridges in TorontoDon River (Ontario)Road bridges in Ontario
Hogg's Hollow Bridge
Hogg's Hollow Bridge

Hoggs Hollow Bridge, originally known as the Yonge Boulevard Viaduct, is a set of four separate highway bridges that span the West Branch of the Don River Valley in Toronto, Ontario, Canada, and carries 14 lanes of Highway 401. The four structures are the busiest multi-span bridge crossing in North America, surpassing the Brooklyn Bridge.

Excerpt from the Wikipedia article Hogg's Hollow Bridge (License: CC BY-SA 3.0, Authors, Images).

Hogg's Hollow Bridge
Yonge Street, Toronto

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Wikipedia: Hogg's Hollow BridgeContinue reading on Wikipedia

Geographical coordinates (GPS)

Latitude Longitude
N 43.750588 ° E -79.412819 °
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Address

Don Valley Golf Course

Yonge Street 4200
M2P 1N9 Toronto (North York)
Ontario, Canada
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Hogg's Hollow Bridge
Hogg's Hollow Bridge
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Hoggs Hollow Disaster

The Hogg's Hollow disaster was a construction accident that occurred on March 17, 1960 in Toronto, Ontario, Canada. The incident resulted in the deaths of five Italian immigrant workers who were constructing a water main tunnel beneath the Don River in the Hogg's Hollow neighbourhood. The workers, known as "sandhogs", were trapped underground when a fire broke out in the tunnel, leading to a series of catastrophic events including flooding and cave-ins. The disaster exposed the hazardous working conditions faced by many immigrant labourers in the construction industry and became a catalyst for significant reforms in Ontario's labour laws and safety regulations. The victims were all recent immigrants from Italy, reflecting the wave of Italian immigration to Canada in the post-World War II era. Their deaths sparked public outrage and led to increased scrutiny of workplace safety practices, particularly in the construction sector. The tragedy prompted a coroner's inquest, a royal commission, and ultimately resulted in the most comprehensive overhaul of Ontario's labour laws in nearly four decades. The Hogg's Hollow disaster is remembered as a pivotal moment in Canadian labour history, marking a turning point in the treatment of immigrant workers and the enforcement of workplace safety standards. It led to the strengthening of unions, particularly among Italian-Canadian workers, and continues to be commemorated through memorials, including a plaque at the site and a commemorative quilt displayed at York Mills subway station.