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letsgotgoing t1_it4fu5x wrote

Reply to comment by carrotwax in Was there mass migration of Roman citizens from Western Empire to Eastern Empire during degredation and after fall of Western part of empire. by [deleted]

The romans used volcanic ash in their concrete. Huge difference in how long their structures survive even harsh conditions vs modern concrete. https://www.historicmysteries.com/roman-concrete/

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TPMJB t1_it5y1m5 wrote

Has anyone tried to recreate this in modern buildings? I'm actually semi-interested in building a house

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voss749 t1_it7di7w wrote

Roman concrete has longer drying time and lower strength but it is MUCH more durable. Roman concrete was still gaining strength for DECADEs after construction was completed.

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TPMJB t1_it7fdr4 wrote

I want to make a house that will outlast me lol. This brick house I have is 50 years old and falling apart -_-

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