| 摘要 |
<p>The monitoring apparatus includes carriers or support beams of any desired material and any desired shape, with connector elements. The apparatus also includes an expansion indicator of known shape and effect. A sensor is also provided to measure expansion from bending pressure and/or for measuring pressing or pulling forces due to unplanned traffic load, wind, snow, mass, heat effects and effects of movement of the ground on which the structure is built, after the carriers have been installed.</p> |
