Dynamic Characteristics of a Double-Pylon Cable-Stayed Bridge with Steel Truss Girder and Single-Cable Plane

Figure 5

Some vibration modes of two bridges with different cable plane arrangements. (a) The 1st-order mode of the cable-stayed bridge with a single-cable plane. (b) The 1st-order mode of the cable-stayed bridge with a double-cable plane. (c) The 5th-order mode of the cable-stayed bridge with a single-cable plane. (d) The 5th-order mode of the cable-stayed bridge with a double-cable plane. (e) The 6th-order mode of the cable-stayed bridge with a single-cable plane. (f) The 6th-order mode of the cable-stayed bridge with a single double plane. (g) The 7th-order mode of the cable-stayed bridge with a single-cable plane. (h) The 7th-order mode of the cable-stayed bridge with a double-cable plane. (i) The 8th-order mode of the cable-stayed bridge with a single-cable plan. (j) The 8th-order mode of the cable-stayed bridge with a double-cable plane. (k) The 9th-order mode of the cable-stayed bridge with a single-cable plane. (l) The 9th-order mode of the cable-stayed bridge with a double-cable plane.

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