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Jõe 4A elevator shaft
In the building elevator shaft there was was installed a metal caisson, enveloped by the concrete structure. Water permeated through the leakages between the concrete and the caisson and over the caisson edge to the shaft. As the metal caisson hid the leakage, it was necessary to fill completely the interspace between the metal caisson and the concrete by injection method.
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What we did
Filling in completely the interspace between the metal caisson and the concrete by method of injection.
What we used
We used Desoi surface metal anchors, that were welded to the metal caisson. The injection material – the elastic polyurethane raisin MC-Injekt 2300 NV.