minus-squaretheroastedtoaster@lemmy.worldtopics@lemmy.world•Ex marks the spot? [OC]linkfedilinkarrow-up11arrow-down1·13 days agoIt might be some sort of survey benchmark. If there’s one on each end of the bridge, it could be for measuring alignment of the movable section against the stationary section linkfedilink
minus-squaretheroastedtoaster@lemmy.worldtoScience Memes@mander.xyz•LimerickslinkfedilinkEnglisharrow-up14·2 months agoOr just pronounce it “lawn” like all my calculus instructors did linkfedilink
It might be some sort of survey benchmark. If there’s one on each end of the bridge, it could be for measuring alignment of the movable section against the stationary section