Участък метродепо до MIII- MC15 – Овча Купел
Sofia Metro Extension Project, Third Metro Line - Botevgradsko Shose Blvd. - Vladimir Vazov Blvd. - Central part of the city - Ovcha Kupel residential complex stage II - from km. 11+941.33 to km 15+749.00 with four metro stations; separate position No. 2 - section from km 14+277.56 to km 15+749.00 (at the end of MC 18) with 2 metro stations - working shaft for the implementation of TU according to NATM at km 14+603.9363
| Investor / Employer: | METROPOLITAN MUNICIPALITY / "METROPOLITAN" JSC |
| Architecture: | BIAS-M EOOD, architect Evangelina Sirakova |
| Main contractor: | METROBUILD ZAPAD ASSOCIATION |
| Facility length: | 450 m |
| Part: | COMPLEX DESIGN |
| Technologies and features: | – мостово съоръжение над р.Владайска- 2 отвора L 40, ширина 50 m, монолитен стоманобетон върху шлицови стени |
| – открит участък с рампи – монолитен стоманобетон | |
| – метротунел -открит способ в укрепен със шлицови стени изкоп | |
| Degree of completion: | in operation from 2021 |