Hairy Berry

I tried and Now the noises have changed to like a warzone sound. Strange...

Hi guys, So it seems that whenever I join the server, there is this really loud looping background noise coming from the map. It mostly just sounds like looping hl2 ambient noises and it is extremely loud and I'm unsure on how to fix it. Is there anyone who has any idea on what I can do? Here is a small example of the noises that are looping: https://youtu.be/SclHuuNTko0