Calculate the number of poles required in LT line distribution, which formula you should use? All Questions › Category: Electrical Estimating And Costing › Calculate the number of poles required in LT line distribution, which formula you should use? 0 Vote Up Vote Down Rajasri Mundrathi Staff asked 3 years ago Options: a) Length / Span + 1b) Length / Span + 10c) Span / Length + 1d) Span / Length + 10 1 Answers 0 Vote Up Vote Down Rajasri Mundrathi Staff answered 3 years ago The correct answer is Length / Span + 1