Weather a trackside concrete retaining wall and detail it with utility cable. Done in HO scale but techniques would work for O and N Scale modeling as well. With Doug Foscale of Fos Scale Models.
Materials Used: Concrete Color - Cocoon from Art Minds ( at Michaels)
Gray color #1: Gray Wolf from Martha Stewart (at Michaels)
Gray Color #2: Arrowhood from Martha Stewart (at Michaels)
Dark Annealed Steel Wire 24 Gauge ( from Ace Hardware)
Light Rust Wash -AK Interactive
Moss Deposits -AK Interactive
Cable Brackets: Fos Scale Models -foskits.com. https://fosscalemodels.com/collections/ho-laser-cut-details/products/cable-brackets-ho-scale