Hi guys, Welcome to the Advanced Video Search Engine, and you are watching Ultrasonic Pulse Velocity- UPV - Concrete Test - Strength - mutu beton- NDT Proceq - Pundit +. +62. That video is uploaded by Petrus Marpaung pmtes at 2017-10-03T04:15:05-07:00. We are promoting this video only for entertainment and educational purpose only. So, I hope you like & enjoy it. [xN-LYYIosp8]