I finally picked up an O scale coal tipple / mine facility for the layout! I also started with real dirt and static grass scenery.
O Scale Tin Roof Forum-
https://ogrforum.ogaugerr.com/topic/looking-for-tin-roof
Ballast- https://amzn.to/3qAVYEC
Track Painter- https://amzn.to/3KN9Mma
Static Grass- https://amzn.to/45g2Y8T
StaticKing- https://amzn.to/3qz1MP5
MTH Tunnels- https://amzn.to/3OHN7Jj
https://amzn.to/3OJg1IY