3 ms·
A big part of why Rome's monuments have lasted is they didn't use reinforced concrete. Reinforcing with steel rebar allows much thinner concrete walls than with
by hvs 12y ago
A big part of why Rome's monuments have lasted is they didn't use reinforced concrete. Reinforcing with steel rebar allows much thinner concrete walls than without, however it also makes them susceptible to rust/expansion/crumbling when water gets into the material.
- therealdrag0 12y agoAny idea when/where this changed and reinforcing was used?
- jacobolus 12y agohttps://en.wikipedia.org/wiki/Reinforced_concrete#History https://en.wikipedia.org/wiki/Reinforced_concrete#History François Coignet was a French industrialist of the nineteenth century, a pioneer in the development of structural, prefabricated and reinforced concrete. Coignet was the first to use iron-reinforced concrete as a technique for constructing building structures. In 1853 Coignet built the first iron reinforced concrete structure, a four story house at 72 rue Charles Michels in the suburbs of Paris. Coignet's descriptions of reinforcing concrete suggests that he did not do it for means of adding strength to the concrete but for keeping walls in monolithic construction from overturning. [...]