Workers assemble the deck, 1965
![Construction workers on a steel structure](https://www.communitystories.ca/v2/pont-tunnel-louis-hippolyte-lafontaine_bridge/wp-content/uploads/sites/130/2020/01/PrtScr-capture_20-1.jpg)
Quebec Transport Ministry Archives
The bridge from Charron Island to the south shore features a deck that is reinforced with prestressed concrete slabs. This way the deck is contributing to the load-bearing structure of the bridge instead of just being dead weight, which extends its overall life.