The radius is 195 mm / 7-11/16 inches

This is an Atlas 593 HO Code 83 18" Black Through Truss Bridge Plastic Kit

as well as those from larger customers without direct rail service and private trucking companies

Dimensions: 4¾ w x 1¼ d x 1 H

Model Power 551 HO Scale Trackside Yard Tower Building Kit ProductID_12287944 The radius is 195 mmThis kit includes durable plastic parts, detailed instructions, and attractive decals. Condition: Factory New (C 9) Operational Status: Functional Original Box: Yes (P 9) Manufacturer: Model Power Model Number: 551 MSRP: $17. 00 Scale Era: HO Scale Model Type: Building Kits The Trainz SKU for this item is P11507562. Trainz Product Id: 11507562