Euripus Bridge
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Euripus Bridge (also ''Euripos Bridge'', ''Evripos Bridge''; el, Γέφυρα Ευρίπου) is a
cable-stayed bridge A cable-stayed bridge has one or more ''towers'' (or ''pylons''), from which cables support the bridge deck. A distinctive feature are the cables or stays, which run directly from the tower to the deck, normally forming a fan-like pattern ...
located in Chalcis that crosses the
Euripus Strait The Euripus Strait ( el, Εύριπος ) is a narrow channel of water separating the Greek island of Euboea in the Aegean Sea from Boeotia in mainland Greece. The strait's principal port is Chalcis on Euboea, located at the strait's narrowest poi ...
, the central and narrowest part of the channel separating the island of
Euboea Evia (, ; el, Εύβοια ; grc, Εὔβοια ) or Euboia (, ) is the second-largest Greek island in area and population, after Crete. It is separated from Boeotia in mainland Greece by the narrow Euripus Strait (only at its narrowest poin ...
from the Greek mainland. Built in 1992, the bridge was the first cable-stayed road bridge in Greece. A technical challenge during the design and the construction phase was the extremely slender (L/480) longitudinally and transversally pre-stressed concrete deck with only constant thickness, providing sufficient stiffness to omit longitudinal girders. The multi-strand stay-cables therefore have a closer spacing of approximately with a minimum inclination of 23 degrees (0.4 rad) and were directly used to support the free cantilever form-works during deck construction. For purpose of higher seismic performance, the concrete deck is monolithically connected with the towers. Constrained reaction due to temperature rise can be handled well due to the slender towers and the soft superstructure. At the transition piers at the bridge ends hinged tension pendulum members are used to transfer uplift forces into the substructure.


Technical data

* Total length: * Main bridge span lengths: * Bridge deck width: (2 carriageways + 2 pedestrian sidewalks) * Deck surface: * Tower height: (approximately above and below deck level) * Thickness of the concrete deck:


References

{{coord, 38.4450, 23.5909, type:landmark_region:GR, display=title Cable-stayed bridges in Greece