The first point of crack repair--surface treatment

Along the crack, insert the bamboo stick or other nails as a temporary mark in the crack to find the crack after grinding. And then on both sides of the cracks on both sides of the original parts of the surface, with a blasting machine or grinding machine grinding flat until the exposed solid new surface, after inspection without grease, dirt with a compressed air machine or vacuum cleaner clean.

2020-03-20 16:33:00

What kind of building needs reinforcement?

What kind of building needs reinforcement? Seven types of buildings must strengthening immediately

2020-03-20 16:29:18
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