Structural defects occur in foundations at construction stage. There can be many causes for these defects. The problem areas, effects in foundation and defects in structure due to those causes are presented here.
Discy Latest Articles
Cement Grouting for Cracks in Concrete and Masonry
Cement Grouting for Cracks in Concrete and Masonry Wide cracks, particularly in mass concrete abutments / piers and masonry substructures can be repaired by filling with portland cement grout. This method is effective in sealing the crack in concrete, but ...
Epoxy Injection Grouting of Cracks in Structures
Epoxy injection grouting is a method of repairing cracks in concrete structures. Equipment required for epoxy based injection grouting, procedure for grouting will be discussed here. Epoxy based grouting is preferred to cement due to property of quick setting, very ...
Methods of Protecting Concrete Surfaces from Damages and Deterioration
Surface protection of concrete structural members is necessary to protect the structure from damage due to environmental considerations. Corrosion of reinforcement due to permeability of water / moisture, chemical attack on structural members, structures nearby sea-coast etc. are all responsible ...
Repair of Dormant Cracks in Concrete
Repair of dormant cracks in concrete can be done by 4 methods such as sealing, routing and sealing, bond breaking and epoxy injection methods of crack repair. Dormant cracks are those cracks in concrete which once occurred does not propagate ...
Honeycombs in Concrete – Their Causes and Remedies
Honeycombs are hollow spaces and cavities left in concrete mass on the surface or inside the mass where concrete could not reach. These look like honey bees nest. Improper vibration and workability of concrete are main causes of honeycombs in ...
Jacketing and Collars for Concrete Column Beam Strengthening
Jacketing and Collars for Strengthening of Concrete Structures Jacketing is the process whereby a section of an existing structural member is restored to original dimensions or increased in size by encasement using suitable materials. A steel reinforcement cage or composite ...
Repair of Post Concreting Defects in Structures and Methods of Repair
Post concreting defects in structures are seen after the removal of formwork. Repair of these post-concreting defects and methods of repairs are discussed.