Welcome to the Community, thanks for taking the time to report this to us.
I'd like to get some additional information to be able to report this, I'll send you information regarding this in a private message, which you can view by clicking the envelope on the top right of this page.
Thanks for getting back to us, we don't get updated regarding these issues automatically. Is the man hole still exactly the same? If so, I'll re-contact the engineering team in your area for more information.