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Bridge Street over Delaware Riv & Nj 29 SB

Mercer County, New Jersey · rated Fair in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled

View this bridge on a map → (40.21043, -74.76855)

Component ratings

ComponentRating (2024)Rating (2025)FHWA scale meaning
Deck76Satisfactory condition
Superstructure66Satisfactory condition
Substructure66Satisfactory condition

Bridge details

StructureSteel through truss
Lengthabout 1,020 ft
LocationNj 29 SB
NBI structure number3300040
Condition classFair
Traffic status (item 41)Posted for load
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
Fracture critical (item 92A)Yes

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

Busiest bridges in Mercer County

BridgeBuiltVehicles/dayCondition
Route 29 Rampb over Assunpink Creek1969163,000Fair
Nj Tpk(i-95) over Cedar Swamp Brook1950128,068Fair
US 1 over Duck Pond Run1928120,147Fair
I-295 Southbound over Franklin Corner Road1973100,463Fair
Nj Tpk (I-95) over Nj 33195099,482Fair
Nsi & Sni Roadways over Monmouth Street195099,482Fair

All bridges nearby: Mercer County, NJ bridge conditions · every bridge in Mercer County · New Jersey bridges.

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