MJ Maccardini (trailerfullofpix)'s photos with the keyword: groove

The Macclesfield Bridge was reconstructed after the explosion, using the original iron columns, which were turned around, so now the grooves worn by tow ropes are on the inside, away from the canal. See where this picture was taken. [?]

Worn by the ropes used to tow canal barges, Camden Street Bridge.