Sonitec is actually a tube Answer invented to facilitate the integrity testing of foundations using the CSL testing method.The CSL (Cross Sonic Logging) process lets us to ascertain the structural integrity and homogeneity of concrete inside of diaphragm partitions, bored piles, drilled shafts, barrettes, concrete piles, or auger cast piles. https://pauls984cav8.blogitright.com/profile