Project Planning & Scheduling Flashcards

Which scheduling technique uses arrows to represent activities and nodes to represent events?

Answer: Arrow Diagramming Method (ADM)

Arrow Diagramming Method (ADM) uses arrows for activities and nodes for events, also called Activity-on-Arrow (AOA).

A residential contractor discovers soil conditions require deeper footings than planned. Which document should be issued first?

Answer: Change order

A change order formally documents and authorizes scope, cost, and schedule changes when unforeseen conditions alter the original plan.

What is the primary purpose of a baseline schedule in residential construction?

Answer: To serve as the original approved plan against which progress is measured

The baseline schedule is the approved original plan used to measure project performance and identify variances.

A homeowner requests an addition that was not in the original contract. How should a contractor handle this?

Answer: Issue a written change order before starting work

A written change order must be executed before additional work begins to protect both the contractor and owner legally and financially.

In a Gantt chart, what do overlapping bars typically indicate?

Answer: Activities occurring simultaneously (parallel work)

Overlapping bars on a Gantt chart show that two or more tasks are scheduled to occur at the same time.

Which resource leveling strategy extends the project duration to avoid resource conflicts?

Answer: Resource leveling

Resource leveling adjusts the schedule, often extending the end date, to resolve over-allocation of resources.

A framing crew finishes 3 days early. Which scheduling concept describes the time saved that can benefit successor tasks?

Answer: Free float

Free float is the amount of time an activity can be delayed without delaying its immediate successor activities.