As a stopgap measure

Model Number: 01-202108

this factory has a covered concrete freight car loading dock

Here is a Marklin 7040 Operating Semaphore

MTH 35-75013 S Modern Detroit Toledo & Ironton Ps-2 Hopper Car LastUpdated_20260408033630 As a stopgap measureFeatures Intricately Detailed Durable ABS Body Metal Wheels and Axles Decorative Brake Wheels Separate Metal Handrails Diecast 4 Wheel Trucks Fast Angle Wheel Sets Needle Point Axles American Flyer Compatible Coupler S Scale Kadee Compatible Coupler Mounting Pads 1: 64 Scale Dimensions Unit Measures: 7 1 8 x 1 15 16 x 2 9 16 Operates On 20 Radius Curves Condition: Factory New (C 9) Operational Status: Functional Original Box: Yes (P 9) Manufacturer: