the semi delivering the tank broke down, and was left for the weekend, as the tank wasn't operable either. 1968 Throg's Neck bridge, I 295 in New York City

the kids must have loved having a tank to climb on!

https://hogyantortent.com/napi_erdekes_52/
http://archive.doobybrain.com/2014/03/05/an-abandoned-tank-on-the-throgs-neck-bridge/