Here you go pal, fixed it for ya,..
'This is like a piss filled concrete car park stairwell, in a 1970s shit British town.'
Unless, of course, it is a stairwell constructed in the 70s, situated within a shit town, that's also happens to be inside a piss filled British car park?
This is like a concrete 1970s stairwell in a shit town in a British car park full of piss
Spiritually, emotionally, aspirationally bereft