Index & Notes |
Seventies history map
Then explosive.
It was during this decade, the 1970's, that we went through a crisis. We expanded into the northeast area, outside the downtown river valley, into a flatland of former marshes that were highly corrosive soil. It was just as we had switched to ductile iron pipe. The soil ate it alive. We were later replacing some of them after 15 or even 10 years.
© Roy Brander, P.Eng 2003