400 kV Cernavoda–Stalpu Line, Romania June 4, 2018 | Europe Project Update The project involves the construction of a new 160-km-long, double-circuit line between the existing substation at Cernavodă and a new 400 kV substation at Stalpu, via Gura Ialomitei. This content is available to only paying subscribers. Username or E-mail Password Remember Me Forgot Password