Bridge A, view Southwest: along the pin connections - West side. Note how the number of lower truss rods increases from 2 to 4 to 6 (and so on) as you approach the center of the bridge.
Description: Bridge A, view Southwest: along the pin connections - West side. Note how the number of lower truss rods increases from 2 to 4 to 6 (and so on) as you approach the center of the bridge.
