National Society of Professional Engineers (NSPE) Codes and Diligence. Just like computer scientists, engineers need to demonstrate high standards of diligence. NSPE (1) acknowledges that engineering is an important profession and members should exhibit the highest level of integrity. In its codes of ethics, NSPE indicates that engineers need to put into consideration public safety, welfare and health in their endeavors. The engineers can achieve these goals by approving construction designs that meet the required standards. As indicated, a person is required to work industriously towards delivering quality results. An engineer can ensure that all designs and constructions conform to the set standards. They should not allow their names to be