The section of the forum for reporting damage is here
https://community.virginmedia.com/t5/Digital-life/How-to-report-damage-to-street-equipment/ba-p/4151...
Sign in to the forum. Collect and provide the requested info., inc. photos.
Go to the bottom of the page and 'Post a comment' to log the problem.
Your post indicates that you are already aware that VM will only get around to doing something about it on their own timescale.