Spain, Oct. 20 -- ACCIONA, in a joint venture with Eiffage Construcción, has completed construction of Madrid's Formula 1 circuit in a record 16 months. The circuit hosted the Spanish Grand Prix in the capital from September 11 to 13 this year.The deadline was met under particularly challenging conditions. Much of the work took place in an active urban environment next to the IFEMA exhibition center, with construction also subject to a mandatory 21-day shutdown due to other events held at the venue.Comprehensive project management was key to achieving this milestone. ACCIONA, in a joint venture with Eiffage Construcción, coordinated specialized teams and concentrated construction and installation activities within a tight schedule to delive...