The estimated duration for each activity is indicated by a bar spanning the period during which the activity has waiting time for the activity to be accomplished. during which the activity is expected to be accomplished. during which the project is expected to be accomplished. of the part of the activity that has more than one work resource assigned. Latest start time (LS) is the latest time by which a specific activity must be finished in order for the entire project to be started by its required completion time. finished in order for the entire project to be finished by its required completion time. started in order for the entire project to be finished by its required completion time. started in order for the entire project to be started by its required completion time