Using flat roofs for decoration functions has become a favorite alternative for many residential houses nowadays. If you would like to keep your roof correctly it's possible to have a look at some of the important steps listed below regarding flat roof repair.
Eliminating the damaged area and replacing it with a new section would be ideal for small damaged regions of the roof. Dirt and gravel out of the section of the roof that is damaged should be cleaned by catching a broom and sweeping it blank. 
The gravel should not be discarded and can be used for repairs. You'll have to set some effort for cutting on a rectangular section of the roofing material. 

                        

                                                                   Image Source- Google
The initial layer of material needs to be cut and the other layers that are damaged may be cut after this and this is one of the important steps of restoring the roof. 
You can cut out a replacement part of the roofing material from roll roofing. Based on how big the section you removed for repair, the piece that needs to be replaced should be of identical size approximately. 
Nail the patch afterward placing it correctly set up. The patch should be placed around the outside of the section and also you can use galvanized roofing repair claws which are spaced approx 2 inc apart for repair.