https://www.google.com/maps/@41.4899989,-71.2843559,3a,75y,224.69h,94.52t/data=!3m6!1e1!3m4!1sJHSZ7HzaXvj8FwYzu7RKSg!2e0!7i16384!8i8192
This is the view they are blocking.
Ehhhh I follow rule of fun but sometimes your group destroys all your hard prep work one to many times by killing some one innocent or at the very least clearly harmless you have to reign it in.
Did it fit before? If not your bolts might be too big, they make drop outs in various sizes.
If it did fit before can try to brute force it with a rubber mallet.