Tornjevi za GSM-R mrežu, Investitor China Railway 21st Bureau Group Co. Ltd Ogranak Beograd:
» KM0+709 Izlazni portal "Senjak"
» KM3+150,53 Železnička Stanica "Novi Beograd"
» KM5+534,51 Station "Tošin Bunar"
» KM7+506,39 "Bežaniska Kosa"
» KM9+097,99 Station "Zemun"