Please calculate the missing STA. Thank you.
Extracted text: computations and determine back the missing data on blank lines.No erasures if pos STA. Backsight 1.56 H.I Foresight BM1 1+000 ELEV.(m) 569.44 565.33 5.67 2.00 3.40 1+100 1+200 1+300 1+400 PT1 1+500 1+600 1+700 1+800 569.00 567.60 3.00 6.70 8.00 3.00 4.10 568.00 564.30 9-00 566 563-00 563.00 561.90 560.60 559.00 561.00 562.50 563.20 564.00 565.40 565.20 563.90 568.28 567.22 5.40 1. 00 5.00 3.50 2.80 2.00 0.60 0.80 1+900 2+000 2+100 2+200 2+300 2+400 6.10 510 2+500 2+600 2-10 1.72 2.78 Show your solutions here.Show arithmetical computation.Write your ansers on the Solution's