Structure repairs of building We are experts in Maintenance and repair of buildings. It is the work undertaken to restore or improve every facility in every part of a building , its services and surroundings to currently accepted standards and to sustain utility values of the facility. One method of strengthening can be carried out by constructing a concrete jacket to the existing footings. Strengthening foundations by installing jackets can be achieved either without increase in bearing area at the base or increasing it, whenever the soil has inadequate bearing capacity.