3 ms·
Can't find the source now, the problem is that Roman concrete hardens slower than modern one.
by rini17 8y ago
Can't find the source now, the problem is that Roman concrete hardens slower than modern one.
- saalweachter 8y agoThat's also what killed Rosendale cement. ~1 month cures as opposed to putting a structure on the slab as little as ~1 day after pour.
- onetimemanytime 8y agoYp, 42.5 cement was used for concrete and 3 hours later the forms were removed. It was around 30celcius outside and that helped but still, you can walk on that thing hour later
- EADGBE 8y agoIf it has a 1 month curing time, I would assume weather would affect outside structures more often as well.
- saalweachter 8y agoRosendale cement is a natural hydraulic cement - it was used for the foundations of the Brooklyn Bridge, the US Capitol, and the pedestal of the Statue of Liberty. It's actually more durable and weather-resistant than Portland cement.