Pont du Grand-Marais is a Road feature located in Sainte-Martine; Beauharnois-Salaberry, Quebec.

• Latitude: 45° 15' 13'' North   (decimal: 45.2536111)
• Longitude: 73° 49' 9'' West   (decimal: -73.8191666)
• Topography Feature Category: Road feature
• Geographical Feature: Pont
• Canadian Province/Territory: Quebec
• Location: Sainte-Martine; Beauharnois-Salaberry
• Atlas of Canada Locator Map: Pont du Grand-Marais
• GPS Coordinate Locator Map: Pont du Grand-Marais Lat/Long