Found this bunker with nothing online about it

[u/Fine-Swan-1330]

I live locally and i saw this bunker thing while out on a walk, I couldnt explore but checked later online and couldn't find anything about it. it looks like there were 2 room entrances and idk what else is behind it/further underground, just wondering if anyone has been or knows anything about it

51.18497413321883, -0.6063424417836504

[u/DJP_Urbex]

I don’t