M50 motorway extension, Red Cow Roundabout, Dublin
![M50 motorway extension, Red Cow Roundabout, Dublin](/images/projects/631b944f9702f5a5cfe0bbc867cf100a.jpg)
![Geotub for the columns of M50 Motorway](/images/projects/ce2103de20d0452c08c8c24f80bcb56b.jpg)
![Round Columns in Dublin Red Cow Roundabout](/images/projects/6c2eb6a40b113bc7642c32ce05b6790c.jpg)
Geotub 60 column formwork was chosen as it avoided the use of cranes, which would have forced the temporary closure of traffic lanes during installation and operation.
The new bridges are each carried by 12 round columns of 600 mm diameter.