Professional Building Surveyor dealt with damaged building column

What a shame when million of money has spent with tons of supervision and ends up the concrete quality like below picture.

While much says were casted on the deficiency supervision, GBE wants to highight how a professional approach should be to handle and redo the concrete columns. How to contain the damage ? how to maintain and bring back the right supporting structure ? What should be done right once and for all. See the video.