Construction method of quickly repairing concrete pavement cracks in a zipper-manner
A concrete pavement and construction method technology, which is applied to coagulating pavement paved on site, roads, roads, etc., can solve the problems of unsatisfactory repair effect, troublesome construction of concrete pavement cracks, etc., achieve long service life and reduce re-damage rate , good repair effect
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[0018] A zipper-type construction method for quickly repairing cracks in concrete pavement, comprising the following steps:
[0019] (1) Use a marker pen to take the concrete crack as the center line, draw parallel lines with a width of 20 cm, and draw circles with a diameter of 20 cm every 50 cm on the parallel lines;
[0020] (2) Use a drill to drill holes in a circular position; the drilling depth is to penetrate the concrete layer;
[0021] (3) Use a concrete cutting machine to cut the concrete along the drawn line, and use a pneumatic pick to chisel out the concrete in this range. The depth of chiseling is 1 / 2~1 / 3 of the concrete layer on the road surface, and it should be as uniform as possible. When chiseling, avoid Edge gnawing occurs;
[0022] (4) Cleaning: first clean up the debris and sundries that have been chiseled, and then thoroughly rinse the chiseled concrete surface with a high-pressure water gun, and clean the cut seam with a steel brush or iron mop without...
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