| 1. | Latitudinal and longitudinal I-beams supported by the bottom chords provide a deck frame.
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| 2. | The bottom chords of the bridges range from to and the width averages.
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| 3. | More than half the bridge's bottom chords were bent or twisted beyond repair.
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| 4. | Square end joists are primarily intended for bottom chord bearing.
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| 5. | The bottom chord of the trusses is a heavy tie beam supported on timber wall brackets.
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| 6. | Top and bottom chords are made up of circular hollow sections which forms a triangular shape.
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| 7. | Some early German bridges included diagonal panel bracing in trusses with parallel top and bottom chords.
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| 8. | This has caused the bottom chord to crack, and wood columns were added underneath the cracked portion.
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| 9. | The trusses have horizontal and parallel top and bottom chords, apart with inclined posts at each end.
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| 10. | Along each end of the bottom chord are support rails with rope eyelets for suspension of tarpaulins.
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