Zone No. 7General Zone Under Aen/Llh, P.E. 30.06.26 Jurisdiction - All Civil Engineering Works : From Km.4.00 To 21.00 On Mainline And Km.4.00 To 10.00 On Hbc And Belurmath Line And All Service Buildings, Colonies Including Wood & Sanitary And Painting Works Both Maintenance And New Works, Maintenance Of Service Building In Llh Colony And Colour Wash/White Wash And Jungle Cleaning Under Aen/Llh & Apos;S Jurisdiction Including Jungle Cleaning In Aen/Tr-Hwh & Apos;S Jurisdiction