It comprises thirteen spans, of which seven are cable-stayed – five central 285-metre (935 ft) spans and two outer 203.5-metre (668 ft) spans. Two pylons around the 200-metre (660 ft) x 55-metre (180 ft) navigation channel are 98 metres (322 ft) above sea level and 222 metres (728 ft) above the seabed.[14][15][16] The bridge was designed by Slovenian engineer Marjan Pipenbaher.