Latest Finish Time (LFT)
In Critical Path Analysis, the latest time at which an activity can be completed without delaying the overall project co...
Formula
LFT = Latest finish time of the following activity − Duration of current activity
Real World
When Crossrail planned the Elizabeth line, engineers calculated LFTs for tunnelling stages to ensure any delay in one section would not push back the 2022 opening.
Exam Focus
In 'calculate' questions, always show the backward pass working clearly — examiners award method marks.
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