Remodeling of a residential complex's sentry box with dimensions of 2.50 meters wide by 10.00 meters long. it consists of a metal gate 6 meters long and 2.60 meters high. the sentry box has a cantilevered metaldeck slab roof with a low wall elevation and the installation of a tempered glass enclosure. it has a bathroom for a security doorman and furniture for the development of usual activities.