| 11. | Wooden joists spanned between the floor beams, creating a substructure that was decked with 2-foot planks.
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| 12. | Three floor beams of the top floor of the building were destroyed, causing major structural damage.
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| 13. | The floor beams, fencing and walls, made of dense steel, covered the passageway for vehicles beneath.
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| 14. | Located on the basement level of the building, these were the columns supporting the main floor beams.
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| 15. | The plate-girder floor beams supported wooden stringers and floored with planks across the width of the bridge.
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| 16. | It had rotted and the floor had sunk by causing the second main floor beam to fracture.
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| 17. | It has zinc-clad main and suspender cables and flooring, stringers, floor beams and portals of untreated oak timbers.
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| 18. | Each floor has been reduced in height by 50 mm and structural floor beam depths have been changed.
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| 19. | I-floor beams carry the span's deck.
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| 20. | Safety features : dual front and side air bags, side-impact door and floor beams, power anti-lock disc brakes
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