OCR Text |
Show Detects Concrete Defects. An x-ray outfit for inspecting concrete con-crete ships is stated by A. C. Freeman to weigh about 90 pounds. The radiographs radio-graphs taken by the apparatus are expected ex-pected to show whether the concrete mixture has been kept uniform and compact ; to detect any holes or voids in the structure; and to reveal any displacement of the reinforcing material. mate-rial. Such defects, when brought to notice in time, can be remedied before be-fore the work is completed. |