Sorry this isn't the correct location, but perhaps the Mods can create a suitable place for construction machinery.
This URL relates to abandoned heavy dump trucks, but the site also has other stories including recovery of tanks from lakes:-
http://englishrussia.com/?p=788
* Electic-powered Trucks in Russia
* Daily photos from Russian cities 3: Street Racing
* Dirty Cars Ads
* Half Tank
* Russian Offroad Trucks
* Abandoned Heavy Machinery
* Siberian Crystal Scraper
* Donetsk Underground
* Red alert: Russian toxic invasion of Northen Europe started. Is this a second Chernobyl?
* New Sort of Truck
* Dragon Tank Truck
* More Federal Highways Please
* Rolex and Red Flags
* Russian Pilot in Afghanistan
* The Day of Kisses in Moscow
* The Screw Drive
* Now Two Fighter Planes Crash On The Ground
* Sapphire Knife
* What Russian Autumn Is Really About?
* Overload