Scale: TT Drawings/Templates ONLY
(2-13/16″max.WIDTH x 1-3/4″DEPTH x 3-1/8″ HIGH x 1-5/8″max.Clearance WIDTH x 2-5/16″max.Clearance HEIGHT)
This design was used for tunnels that had problems with falling rocks. It can be made with or without the front braces, and adds a superb touch to any layout. Full-size templates are enclosed for various clearances: 16′ wide for standard NMRA Specs and 14′ for Narrow Gauge layouts.