The only think I would say is you need those load calcs. We had a thread here recently about extending an existing circuit without and acknowledgment of what was already on it and what it served.
In the residential I see the plan is usually more of a guideline than an actual diagram of what they build, particularly if they are mastered. Pushing walls around usually changes outlet placement and it is very common that extra outlets get installed, either at customer request or to meet 210.52(A) requirements.
