Aquaduct

HEIGHT: 8.5 m
WIDTH: 21.35 m
TOTAL IMMERSED LENGTH: 41 m
DEPTH AT BOTTOM OF STRUCTURE: 12.55 m
FABRICATION METHOD:
The element is built in a dock in one of the open
approaches. The total project, including the open
approaches, is 1100 m long. The expected construction
period of the total project is 80 weeks.
immersed
Alphen aan de Rijn,
Netherlands
t99
Rijkswaterstaat
Hollandsche Beton en Waterbouw
Rijkswaterstaat
41m
41m
12.55m

Project construction

1997-04-30
1
One tube with four lanes (two each way)
8.5m
21.35m
Permanently prestressed in longitudinal direction
The element is built in a dock in one of the open
approaches. The total project, including the open
approaches, is 1100 m long. The expected construction
period of the total project is 80 weeks.
Only ballast tanks. No laybarge because stability during immersion is guaranteed by
both portal connections which cross the waterline.
Inflatable rubber as first seal and Omega
as second at both sides.
Cooled concrete.
The element is placed as a bridge on both entrances.
None