Under the Skin: Concrete, Surveying & Hydraulic Mining

The materials and methods behind the arches: sea-hardening concrete, surveyor's levels, and the ruina montium water-blasts that ate Spanish mountains.

Playlist by @roman_aqueducts

8 tracks, shared on Audicious.

1. Was Roman Concrete Better? — Practical Engineering
2. Why Roman Concrete Lasts for 1000 Years — Dr Ben Miles
3. The Roman Gold Mine that Ate Mountains — toldinstone
4. Three (more) Forgotten Roman Megaprojects — toldinstone
5. Roman Engineering: Crash Course History of Science #6 — CrashCourse
6. The Roman Engineering Feat that Changed Everything | BBC Timestamp — BBC Timestamp
7. Roman Road-Construction. English audio. — Isaac Moreno Gallo
8. Roman Engineering - Mining — Alpha Helix