| 41. | Wooden molds were built to cast concrete for 31 rows of stadium seating surrounding the playfield.
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| 42. | All pre-cast concrete elements used for floor construction carry a United Testing Laboratory Certified Fire Resistant Rating.
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| 43. | Allward chose a relatively new construction method, a cast concrete frame to which the limestone was bonded.
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| 44. | This technology basically uses sonar scanning to methodically confirm the homogenity of newly cast concrete support columns.
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| 45. | There was major rebuilding of the tunnel in the 1980s, with sections lined with pre-cast concrete rings.
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| 46. | Fountains usually are made of cast concrete, dyed concrete, fiberglass mixtures, cast aluminum or hand-cut Canterra stone.
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| 47. | Air entraining agents have been the salvation of wet cast concrete as it pertains to its durability.
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| 48. | It is known for its facade of cast concrete, designed to reflect the sun and reduce cooling costs.
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| 49. | The structure features brickwork and cast concrete trim in chevron patterns there were popular in Art Deco decor.
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| 50. | It is constructed of cast concrete.
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