Civil Engineering Reference
In-Depth Information
consideration the required life span of 100 years, the damage to the lining
had to remain as limited as possible. However, at the Westerschelde Tunnel
is seemed - after about 300 metres of boring (150 rings) - that it involved a
structural damage pattern.The kind of damage that came about can generally
be categorized as follows:
- cracks which were sometimes dry and sometimes aquiferous;
- large chunks of broken concrete (scales) whereby the reinforcement was
exposed in a number of cases;
- leakages which were mainly concentrated around the keystone.
Fig. 11.16
Cases of damage:
cracks, chipped scales
and leakages
Fig. 11.17
Cases of damage:
cracks, chipped scales
and leakages
Search WWH ::
Custom Search