Structure 360490S · Atlantic County, NJ

Parkway S over Mullica River

Carries Parkway S over Mullica River, 4.6 Mi So New Gretna Toll.

Overall conditionFair

Set by its lowest-rated component: Superstructure and Substructure at 6 of 9.

How ratings work
Deck7/9 · Good
Superstructuresets the rating6/9 · Satisfactory
Substructuresets the rating6/9 · Satisfactory
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT979 FT OVERALL200 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 6/9 · sets the ratingSubstructure 6/9 · sets the rating

979 ft end to end, longest span 108 ft: about 2.7 football fields. Lengths and the semi-truck on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a girder bridge.

Built1954rebuilt 2013
Length979.0 ft298.4 m
Daily traffic21,788counted 2023
Last inspectedJune 2023every 24 months

Location

StateNew Jersey
CountyAtlantic
Location4.6 Mi So New Gretna Toll
CarriesParkway S
CrossesMullica River
Coordinates39.55570, -74.46262

Physical Characteristics

MaterialSteel
DesignGirder and Floorbeam
Total Length979.0 ft (298.4 m)
Max Span107.9 ft (32.9 m)
Deck Width61.7 ft (18.8 m)
Deck Area5609.9 sq m
Main Spans8
Year Built1954 (reconstructed 2013)

Traffic

Avg Daily Traffic21,788 (2023)
Truck Traffic3%
Lanes On Bridge3

Inspection & Ownership

Last InspectionJune 2023
Inspection FrequencyEvery 24 months
OwnerState Toll Authority
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number360490S

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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