Motor Carrier Maps

All Systems Permit Maps

• All Systems Overweight Permit Map
• All Systems Oversize Permit Route Map

Iowa Travel Maps

• 511ia.org
• 511 County
• Iowa Transportation Maps

Vertical Clearance Maps and Listings

• Vertical Clearance Log - Accessibility Compliant (280.53 KB) .xlsx
• Vertical Clearance Log (1.85 MB) .pdf
• Vertical Clearance Log for Overhead Signs and Mast Arms (143.94 KB) .pdf
• Vertical Clearance Diagrams (24.5 MB) .pdf
• Vertical Clearance Update (227.25 KB) .pdf
• Vertical Clearance Map — Interstate (6.14 MB) .pdf
• Vertical Clearance Map — Primary Roads   (9.73 MB) .pdf

Bridge Embargo Map and Listing

• Bridge Embargo Map (1.04 MB) .pdf
• Bridge Embargo Listing (79.51 KB) .pdf

Bridge Embargo for All Systems Overweight Permit

• All Systems OW - Bridge Embargo List (64.36 KB) .pdf
• All Systems Overweight Bridge Embargo Map (979.33 KB) .pdf

Bridge Embargo for Small Annual Crane Permit

• Small Annual Crane - Bridge Embargo List (50.31 KB) .pdf
• Small Annual Crane Bridge Embargo Map (993.52 KB) .pdf

Bridge Embargo Fluid Milk Products Map and Listing

• Bridge Embargo Fluid Milk Products Map (1020 KB) .pdf
• Bridge Embargo Fluid Milk Products Listing (59.41 KB) .pdf

Iowa Annual and Spring Pavement Restrictions

• 2026 Iowa Annual Pavement Restriction Map (3.14 MB) .pdf
• 2026 Iowa Spring Pavement Restriction Map (2.76 MB) .pdf

Electric Company Service Areas

• Electrical Service Area Boundary Map

Iowa County Engineers Map

• County Engineers Map