Structural design drawing involves designing a safe and efficient structure in which loads are securely transferred to the foundations while being able to withstand natural forces is structural design.
Architecture is a group effort and not accomplished by a single person. Clients and interpreters are always present. For a successful project, there must exist a proficient and accepting correlation between the client and architect.
Estimation is a scientific method of calculating the approximate cost of an engineering project before its execution. In other words, a cost estimate for a construction project is the estimated cost of the project based on designs and requirements.