funny@lemmus.org to Ask Lemmy@lemmy.world · 1 year agoWhy is such a tunnel needed?media.mas.toimagemessage-square130fedilinkarrow-up1763arrow-down145file-text
arrow-up1718arrow-down1imageWhy is such a tunnel needed?media.mas.tofunny@lemmus.org to Ask Lemmy@lemmy.world · 1 year agomessage-square130fedilinkfile-text
I found such a photo on the Internet and became interested in what function such a structure could perform.
minus-squareMeuzzin@lemmy.worldlinkfedilinkarrow-up3·1 year agoThis was my assumtion as well. Colorado (I.E. Red Mountain Pass) has such things for avalanches and rock slides.
This was my assumtion as well. Colorado (I.E. Red Mountain Pass) has such things for avalanches and rock slides.