Lot 1 Renovation Works Of The Tram Track Line And The Related Aerial Contact Network In The Municipality Of Arad – Section Iii – Calea Radnei From Pasaj Micălaca To Renașterii Street Lot 2 Renovation Works Of The Tram Track Line And The Related Aerial Contact Network In The Municipality Of Arad – Section I – Piața Podgoria – Pasaj Micălaca – Micălaca Zone Iii