Image-GoddenD27.1 Navajo Bridge, Marble Canyon, Arizona. This truss bridge, completed in 1929, is 3-hinged, has a span of 834 ft and is 467 ft above water. The hinges are at both rock abutments and at midspan. (Marble Canyon, Arizona) | ||
Image-GoddenD27.2 Close-up of Navajo Bridge showing the hinge support at one abutment and the transverse bracing between the arch ribs. (Marble Canyon, Arizona) | ||
Image-GoddenD27.3 Close-up of Navajo Bridge, taken from one end along the axis of the bridge through the mid-height of the end spandrel columns. The columns are pin-ended and have X-bracing in the transverse direction. (Marble Canyon, Arizona) |