BZC and RNGR are not middle station of this section....Bankura to Masagram middle station maybe kumrul or betur.... One more loop line need between Sonamukhi and Bowaichandi
Just have look Difference between two loop line of Bankura Masagram Section:----
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Bankura to Beliatore =19.6 KM
Beliator to Sonamukhi=19.6 KM (just tender passed)
Bankura to Sonamukhi=41.1 KM
Sonamukhi to Bowaichandi =37.8 KM
Bowaichandi to Rainagar=17.9 KM (just tender passed)
Bankura to Bowaichandi = 78.9 KM
Rainagar to Masagram=39.1 KM
Bankura to Masagram=118 KM