Owner and contractor agree on added work, price, and time. Which AIA A201 instrument should document it?

An owner assumes the architect's site visit means the architect is supervising the contractor's crews. What AIA A201 concept corrects that assumption?

The GC and owner disagree about what a specification requires. Under AIA A201, who commonly provides interpretations and decisions during administration?

The architect observes work that does not conform to the Contract Documents. Which AIA A201 architect authority may apply?

A subcontractor says the prime contract general conditions do not apply to its work. Under AIA A401, what should the GC point to?

An addendum adds 18 access panels at $315 each installed. What amount should be added to the bid?

A Florida GC finds a conflict between a plan note and the specifications during buyout. Under AIA A201, what should the GC do with the Contract Documents?

The owner cancels remaining work for business reasons unrelated to contractor default. Which AIA A201 provision controls?

A slab-on-grade is 96 ft by 54 ft and 5 in thick. Including 7% waste, how many cubic yards of concrete should be carried?

An addendum adds 14 doors at $685 each installed. What additive amount should be added to the bid for those doors?

A CMU wall area is 2,240 sf after openings. If one block covers 1.125 sf and 4% waste is included, how many blocks should be estimated?