Examination of 136 years old Portland cement concrete

A piece of Portland cement concrete, cast in England in 1847 was examined by advanced petrographic methods. The concrete was found to be dense, well preserved and air entrained. Unhydrated and hydrating fragments of the clinker components C 3S and C 2S are present in the cement paste. Residual ferri...

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Bibliographic Details
Published in:Cement and concrete research 1983-01, Vol.13 (5), p.739-743
Main Authors: Idorn, G.M., Thaulow, N.
Format: Article
Language:English
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Summary:A piece of Portland cement concrete, cast in England in 1847 was examined by advanced petrographic methods. The concrete was found to be dense, well preserved and air entrained. Unhydrated and hydrating fragments of the clinker components C 3S and C 2S are present in the cement paste. Residual ferrite phases seem to have remained unhydrated.
ISSN:0008-8846
1873-3948
DOI:10.1016/0008-8846(83)90065-0