46:31

Introduction to construction safety

28:01

Uncertainties in duration of activities -Using PERT in scheduling

28:48

Crashing of project network with [Two critical paths] in operations research:- by kauserwise

31:52

Project monitoring and control systems

39:30

Project scheduling

1:21:27

Construction QA/QC, Quality Management

13:47

Hardy's Integral

30:10

Essentials of a good contract