Which of the following statements is NOT true with regard to long wall-short wall method?
1
Long wall length out to out = centre to centre length + one breadth (breadth is same at both ends)
2
Short wall length = centre to centre length – half breadth
3
Short wall length = centre to centre length – one breadth
4
Long wall length out to out = centre to centre length + half the breadth on one side + half the breadth on other side