1 The excavation is less than 7-1/2 feet (2.5 meters) deep or is benched for at least 2 feet (.61 meters) horizontally for every 5 feet (1.52 meters) or less of vertical height;  The bottom of the excavation, from the excavation face to the formwork or wall, is at least 2 feet (.61 meters) wide, and wider if possible;
The definition of a detriment is  something that can cause damage, injury or harm. An example of a detriment to your health is not eating healthy foods.
prejudice verb [T]. âº to unfairly âinfluence someone or something, so that an âunreasonable âopinion or decision is the âresult: prejudice sb against sb/sth His comments may have prejudiced the âvoters against her. âº to have a harmful âinfluence on something: The âabsence of âexpert âtestimony prejudiced her âdefense.