  | 
                      | 
                  
                  
                    Grouting in Soil below  
                      Foundation Level  | 
                    GeneralExternal  
                      Concrete Repairing  | 
                  
                  
                      | 
                      | 
                  
                  
                    | Before Repair  | 
                    After Repair  | 
                  
                  
                      | 
                      | 
                  
                  
                    | Critical Roof Water Proofing Including Repairing (Before)  | 
                    Critical Roof Water Proofing Including Repairing (After)  | 
                  
                  
                      | 
                      | 
                  
                  
                    | Wide Crack in Roof Slab of a Heritage Structure  | 
                    Repairing Of Cracks In Walls  | 
                  
                  
                      | 
                      | 
                  
                  
                    | Roof Waterproofing of a Waterbody (Garden) at Terrace, IISWBM, Kolkata (Before Treatment)  | 
                    Roof Waterproofing of a Waterbody (Garden) at Terrace, IISWBM, Kolkata (Testing with Ponding of Water After Treatment)  | 
                  
                  
                      | 
                      | 
                  
                  
                    | Application Of Waterproofing Chemical at Roof, Royal Insurance Bldg., Kolkata | 
                    Structural Repairing Of Slab from Ceiling Side, Royal Insurance Bldg., Kolkata | 
                  
                  
                      | 
                      | 
                  
                  
                    | External Repairing, Royal Insurance Bldg., Kolkata | 
                    Royal Insurance Bldg., Kolkata 
                    (After Completion)  | 
                  
                  
                      | 
                    
                  
                    | Foundation Repairing ( Grouting in Soil Below Foundation )  |