Seems to be a wall hydrant or fire service inlet
and some other item(s) inside.
https://www.mapillary.com/app/?pKey=939555381051762&focus=photo&lat=52.65231979999999&lng=-7.254100200000039&z=19.247183166250704&x=0.28428105719545926&y=0.6058698414824875&zoom=3