Before revision: This test indicates the quality of workmanship and to find the cracks and defects in concrete.ftp://law.resource.org/pub/in/bis/S03/is.13311.1.1992.pdf Usage This test is recommended in some of testing done by the Indian government to certify and check construction of residential URL
After revision: This test indicates the quality of workmanship and to find the cracks and defects in concrete.ftp://law.resource.org/pub/in/bis/S03/is.13311.1.1992.pdf Usage This test is recommended in some of testing done by the Indian government to certify and check construction of residential buildings.