Abrianna /abri-an-na/ [4 sylls.] as a girls' name is of Hebrew origin, and the meaning of the name Abrianna is father of many. Abrianna is an alternate spelling of Abriana (Hebrew): Italian feminine variation of Abraham. Compare last name Auburn.
Land excavation is a process where trees, shrubs and plants are removed from a certain area. Also called land clearing, this job may be a done for a variety of different reasons.
Step-trenching is basically open-area excavation, except the deeper one excavates, the smaller the area is excavated, going down in a series of steps. Every excavation is different, but these are the main types of excavation you will encounter in the field.