QNA > W > What Is The Difference Between Rehabilitation, Repair, Restoration And Retrofitting?

What is the difference between rehabilitation, repair, restoration and retrofitting?

Repair:

  1. The repairs are performed on damaged buildings to restore the strength after disaster
  2. The repair services includes
  • Reconstruction of non-structural walls , chimneys , boundary walls etc…
  • Checking ans repairing electrical connections , plumbing , ventilation etc…
  • Repairing of cracks

Restoration :

  1. The restoration is performed to reattain the strength of existing building to the original strength.
  2. The restoration enables to get atleast the original strength of piers, Columns, beams and walls
  3. The following are the actions involved in restoration
  • By grouting
  • Strengthening using wire mesh
  • Rebuilding the cracked portions using rich non-shrinkable mortar after removal of cracked portion.

Retrofitting:

  1. Assessing the existing condition of the structure and deciding which component of the structure should be repaired or restored based on all the future requirements of structure
  2. The retrofit enables to increase the original strength of the building.
  3. The actions of Retrofitting includes
  • Addition of shear wall of diagonal braces
  • Modification of roofs
  • Strengthening of foundation
  • Modification of building plan etc…

Di Simmonds

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