T.No-12017(NDLS-DDN, 16B) While entering DDN station stopped without cleared rear point due to CB-456 tripped at JWP (Jawalapur)/TSS tripped and did not hold. TPC advised to LP of 12017 for PT lowered. After PT lowered OHE hold OK. Section cleared by DSL loco. Loco checked and found one green bush of American grass, Which was earthing from PT to loco body. Same removed than OK. No loco trouble. Being refuted. IOH-13.11.16, IA-15.05.17, Station-Dehradun (DDN), Time-13.10-14.56=106" extra.