The inspection and detection of cracks in concrete structural components generally include observation of the current status and propagation of cracks.
The current status of cracks should include the location, quantity, length, width, and depth of cracks, as well as the shape or direction of cracks; The expansion of cracks should include changes in the location, quantity, length, width, and depth of the cracks.
In addition, it also includes the time of crack occurrence and propagation; The exudate inside the crack, the dryness and humidity on the crack surface, and the weathering and peeling of materials around the crack.
The inspection and testing methods can be carried out according to the following regulations:.