As the train approaches and passes

nickel silver rails for superior electric conductivity

This is Lionel 6-81064 O Construction Zone Signs #2

This modular kit is typical of trestles found along just about every American rail line

Model Number: 80022

Plastruct 90415 29/32" x 9" x 1/2" Warren Open Web Truss (Pack of 2) Theme Type_Construction As the train approaches andThis is a Plastruct 90415 29 32 x 9 x 1 2 Warren Open Web Truss (Pack of 2). Excellent for towers and booms. Also good for roof trusses, bridges, conveyors, and space frames. Tee flange on one edge only allows easy registered assembly for triangular and square sections as pictured at left. Protruding side of flange may be removed if desired. Precision Injection Molded in Dark Gray ABS Plastic. Ideal for all outdoor or professional model construction