Both would be ideal. Sandbags for fast, light projectiles, and bricks for slower, heavier ones. Sandbags will stop damn near any bullet, but you can shoot arrows right through them. I’d assume the same would be true for heavy shrapnel, flying rebar, etc.
there are simpler options: odessa, march 2022 https://www.alamy.com/a-statue-of-duke-of-richelieu-seen-entirely-covered-with-sandbags-the-center-of-odessa-and-the-odessa-opera-and-ballet-theater-had-been-protected-with-sandbags-and-anti-tank-barriers-fearing-a-russian-attack-from-the-black-sea-the-city-residents-try-to-defend-the-city-and-its-monuments-image466442147.html
Possibly Ukraine not being run by fascists might have something to do with that.
I wonder which works better. Sandbags are certainly faster.
Both would be ideal. Sandbags for fast, light projectiles, and bricks for slower, heavier ones. Sandbags will stop damn near any bullet, but you can shoot arrows right through them. I’d assume the same would be true for heavy shrapnel, flying rebar, etc.