Design and drawing costs represent a relatively large share of the total fixture cost since usually only one fixture cost is made one from a set of drawings A few shortcuts can be applied to reduce the cost of the drawings but their integrity with respect to accuracy completeness readability and clarity cannot be sacrificed . The fixture drawings are successively used by the checker, the planner, the production shops, and the inspection department and must quickly convey to each, the construction as well as the intended operation of the fixture. Overloaded drawings will require excessive time for stude and deciphering ambiguities generate