SYLLABUS:-

UNIT I 
Evaluating concrete in concrete structures: site survey, cracking, disintegration and spalling, scaling, dusting, distortion, erosion, seepage, crack survey, joint inspections, physical and chemical analysis, NDT testing Causes of distress and deterioration: Accidental loading, chemical reactions, corrosion, freezing and thawing, settlement and movement, shrinkage, temperature changes.

UNIT II 
Materials and methods for repair and rehabilitation: planning and design of concrete repair,  Autogeneous healing, crack arrest techniques, drilling and plugging, Fiber reinforced concrete, flexible sealing, gravity soak, chemical grouting, hydraulic-cement grouting, jacketing, polymer overlays, polymer coating, polymer injection, polymer concrete, shotcrete, judicious neglect, shrinkage-compensating concrete.

UNIT III 
Maintenance of concrete: Stains and stain removal, cleaning details, oil stains, grease, dirt, mildew, asphalt, efflorescence, coating and sealing compounds. 
Specialized repairs: rehabbing lock walls, blasting lock walls, anchors, pre-placed aggregate concrete, cut-off walls, under water repairs, geomembrane work. 

UNIT IV 
Trouble shooting defects in concrete: excess water, bad design data, chemical attacks, alakali-aggregate reaction, freezing, moving water and cavitation.