[4/7, 7:49 PM] Remotask, ysense and online business.: Determine Causes of Concrete Defects
The determination of causes that led to the defect should be done properly in order to tackle the problem. If the cause of damage is eliminated or declined to a great extent, the repaired structural member would be more durable and have a longer service life without the need for maintenance.
[4/7, 7:50 PM] Remotask, ysense and online business.: Assess the Extent of Concrete Damage
Evaluation of the extent of damage to concrete helps to understand the severity of damage and its effect on the life and serviceability of the structure. If the degree of concrete damage is known, a proper decision can be made on whether the structural element needs replacement or repairing. It also helps to take precautionary measures to stop the damage in future for the known cause of the damage.
[4/7, 7:50 PM] Remotask, ysense and online business.: Concrete soundness test
It is a usual method used to determine the extent of damage in concrete. If this method is combined with visual inspection and carried out by an experienced engineer, it would provide, in many circumstances, proper assessment of the damage.
[4/7, 7:51 PM] Remotask, ysense and online business.: Preparation of the old concrete for application of the repair material is of primary importance in the accomplishment of durable repairs. The very best of repair materials would give unsatisfactory performance if applied to weakened or deteriorated old concrete.
The repair material must be able to bond with sound concrete. It is essential that all of the unsound or deteriorated concrete be removed before new repair materials are applied.
Saw cutting of concrete perimeter in suitable shape, removal of loose concrete, steel cleaning and the coating of bonding agent on reinforcement steel, cleaning of the repair area, application of the bonding agent on the concrete surface (to make a proper bond between existing and new concrete) should be carried out before application of concrete repair.