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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 03:02, 25 April 2007 | 4,677 × 3,125 (1.32 MB) | Achim Hering | {{Information |Description="HOW" (Head Of Wall) Building Joint: Concrete Masonry Unit Wall stopping short of the underside of a concrete slab above. The joint is penetrated both by electrical conduit (EMT = Electrical Metallic Tubing) and a steel pipe |
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