| A | B |
| Partnering | A recommitment to the fundamental terms of a construction contract brought about by the humanistic interactions of the parties to the contract; the stake holders. |
| Percentage Fee | A fee for services, expressed as a percent of the final cost of construction. |
| Precedence Diagram | Also known as the activity –on-node method. This method uses a node (geometric shape) to represent activities with connecting lines to show the logic or sequence of activities. |
| Preconstruction Phase | All required phases prior to the start of construction. |
| Preliminary Design Phase | Applies to engineering projects; the initial design effort following signing of the owner; engineer agreement. It is followed by the Final Design Phase. |
| Prime Contract | A contract held by an owner. |
| Private Sector | The domain where projects are funded with capital other than from taxes. |
| Professional Liability Insurance | Insurance provided by design professionals and construction managers that protects the owner against the financial results of negligent acts by the insured. |
| Professional Services | Services provided by a professional, in the legal sense of the word, or by an individual or firm whose competence can be measured against an established standard of care. |
| Professionalism | Essentially; considerate, courteous, ethical behavior when dealing or communicating with others on a construction project. |