General Information
Figure 1 shows a cable stayed-bridge that is used by motorcycles, bicycles and pedestrians.
![Cable-stayed bridge with castellated beams over a river.](bridges/cable-stayed-bridges/bridge-3/1-cable-stayed-bridge.jpg)
Type | Single-span cable-stayed bridge |
Main span | ≅ 100 m |
Deck width | ≅ 2 m |
Girder | Steel twin castellated I-girder |
Pylon | Reinforced concrete (A-longitudinal shaped) |
Stay cable arrangement | Radial (two cable planes) |
Castellated I-Beams
Figure 2 shows a side view of a main span sector.
![Main span sector of a cable-stayed bridge with castellated beams.](bridges/cable-stayed-bridges/bridge-3/2-main-span.jpg)
The castellated I-beam has hexagonal openings. Figure 3 shows a schematic three-dimensional view of an I-beam and a castellated one.
Standard | Castellated |
![Three dimensional drawing of an I-beam and a castellated I-beam.](bridges/cable-stayed-bridges/bridge-3/3-i-beams.jpg)
Load Case
Figure 4 shows a side view of a main span sector.
![Two rafts connected to the main span of a cable-stayed bridge.](bridges/cable-stayed-bridges/bridge-3/4-main-span.jpg)
Two rafts are moored at the bridge by ropes. Figure 5 shows a rope to bridge connection.
![Connection between a raft and the main span of a cable-stayed bridge using a rope.](bridges/cable-stayed-bridges/bridge-3/5-rope-bridge-connection.jpg)
Rope and castellated I-beam are connected by the road safety barrier. Figure 6 shows a schematic partial cross-section of the bridge.
![Cross section of a cable-stayed bridge with castellated I-beams.](bridges/cable-stayed-bridges/bridge-3/6-cross-section.jpg)