Petitcodiac Causeway/
River Restoration

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1967 photo showing the construction of the causeway

Click on a photo to view a larger version

1967 aerial photo showing the construction of the Petitcodiac River dam, approximately 500 m in length, and the causeway gate structure, on solid land in Riverview. Sediment deposits flank the downriver side, where Moncton later located its landfill operation. A combination of rock and sediment deposits occurs upstream.

The 700-foot (215 m) opening in the causeway creates one-foot (0.3 m) tidal difference, suggesting that a slightly larger opening is required to create « full tidal flow or exchange» conditions (i.e. zero tidal difference). An opening approximately 250 m wide has been considered. The 1967 photo provides a useful model to predict the effects of restoring « full tidal flow » to the Petitcodiac River


More information about the partial bridge project

Building a partial bridge is about...
Prediction model for the partial bridge (photo 1967)
''A Discussion Paper on Restoration Options for the Petitcodiac
River''


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