Shows the west approach to the bridge, including proposed lay-out of tracks and roads.

Series consists of a record of railway and navigation traffic using and requiring operation of the Johnson Street Bascule Bridge.

Includes daily information on the time the bridge was raised, for what vessel, and whether it was entering or leaving the Upper Harbour. Also includes the time trains passed over the bridge, their name or a description of them, and whether they were entering or leaving the downtown area. In addition, there are notes on bridge maintenance, weather, and various other matters.