add_action( 'init', 'my_deregister_heartbeat', 1 ); function my_deregister_heartbeat() { global $pagenow; if ( 'post.php' != $pagenow && 'post-new.php' != $pagenow ) wp_deregister_script('heartbeat'); } Docking trials of Pusher-tug OT-2080

Docking trials of Pusher-tug OT-2080

On the 11th of April docking trials of tug OT-2080 start  at the Kanonersky ship-repairing plant in St. Petersburg. The tug “OT-2080” was built in 1976 at the Hungarian shipbuilding plant and now it is actively used by the company for various  transportation tasks and for oversized cargo towage.

Read also