These kits model concrete overpasses

they're constructed of steel sections riveted together to form girders

The Trainz SKU for this item is P11572856

The Trainz SKU for this item is P11967507

The Trainz SKU for this item is P12310541

Williams 47014 O C&NW 40' Box Car #72046 ProductID_12199178 These kits model concrete overpassesThis car features an ABS plastic shell, diecast trucks, metal wheels, operating couplers, prototypical graphics, metal floor, door guides, and a brake wheel. Condition: Factory New (C 9) Operational Status: Functional Original Box: Yes (P 9) Manufacturer: Williams Model Number: 47014 Road Name: Chicago & North Western (CNW) MSRP: $59. 95 Scale Era: O Modern Model Type: Freight Cars The Trainz SKU for this item is P11461971. Trainz Product Id: 11461971