| 21. | This was done and wing walls built into the banks for support between 1943 and 1947.
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| 22. | The wing walls are of red sandstone.
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| 23. | Constructed predominantly of yellow ashlar sandstone, with chamfered wing wall, hoodmoulded arch ring and low ashlar parapets.
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| 24. | The first span of the dam, between the eastern wing wall and the pump house, is wide.
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| 25. | The abutments are similar, with their faces underlying the bridge decks and wing walls to the side.
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| 26. | Instead of foundations, the bridge has abutments of limestone linked to wing walls along the waterside cliffs.
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| 27. | Porters shuffled through hallways Thursday loaded down with large photographs of Clinton stripped from the West Wing walls.
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| 28. | The wing walls are generally constructed at the same time and of the same materials as the abutments.
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| 29. | The wing walls of the bridge are of RCC and are fixed with abutments and have no weep holes.
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| 30. | Throughout this wing walls are rendered, suspended ceilings have been inserted and the original layout of spaces has been altered.
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