Determine the Early Start (ES) and Early Finish (EF) of activities in a PDM network diagram
![](https://i.ytimg.com/vi/bobDz_Bh3tI/mqdefault.jpg)
4:00
Determine Late Start (LS) and Late Finish (LF) of acitivies in PDM network diagram
![](https://i.ytimg.com/vi/4oDLMs11Exs/mqdefault.jpg)
7:26
Use forward and backward pass to determine project duration and critical path
![](https://i.ytimg.com/vi/Xql2U8Gzghw/mqdefault.jpg)
9:31
Critical Path of a Project With Multiple Starts & Finishing Activities
![](https://i.ytimg.com/vi/jmCc5VIMOro/mqdefault.jpg)
4:02
What is Total Float (Total Slack) and how to calculate it in a network diagram
![](https://i.ytimg.com/vi/ErsolVw9UKE/mqdefault.jpg)
6:26
What is Free Float (Free Slack) and how to calculate it in a network diagram
![](https://i.ytimg.com/vi/cYz0RMJVNK8/mqdefault.jpg)
7:59
Critical Path of a Project with Multiple Initial Activities
![](https://i.ytimg.com/vi/NDa-Fq5jeuM/mqdefault.jpg)
7:14
Determine Total Float & Free Float (AKA "Slack") of activities in a network diagram
![](https://i.ytimg.com/vi/Unzc731iCUY/mqdefault.jpg)
1:03:43