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SR1 / Coastal Hgwy over Indian River Inlet

Sussex County, Delaware · rated Good in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled

View this bridge on a map → (38.60811, -75.06366)

Component ratings

ComponentRating (2024)Rating (2025)FHWA scale meaning
Deck77Good condition
Superstructure77Good condition
Substructure77Good condition

Bridge details

StructurePrestressed concrete cable-stayed girder
Lengthabout 2,600 ft
LocationIndian River Inlet
NBI structure number3156 050
Condition classGood
Traffic status (item 41)Open, no restriction
Last inspection (item 90)April 2024
Inspection interval (item 91)24 months
Scour (item 113)8: foundations stable, scour above the top of the footing

Source: FHWA National Bridge Inventory, 2025 data as reported by the Delaware department of transportation.

Busiest bridges in Sussex County

BridgeBuiltVehicles/dayCondition
Coastal HGWY/SR1NB over Ped Path196735,563Fair
Coastal HWY/SR1 SB over Ped Path196735,563Fair
Coastal HWY/SR1 SB over Lewes Rehoboth Canal197831,200Fair
US 13 N & SR 20 W over Williams Pond195231,002Fair
US113/DUPONT Blvd over Betts Pond191224,039Fair
Dupont BLVD/US113 over Wartons Branch191123,985Fair

All bridges nearby: Sussex County, DE bridge conditions · every bridge in Sussex County · Delaware bridges.

Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.