Structure 3253S003 · Sussex County, DE

US 13 S & SR 20 E over Williams Pond

Carries US 13 S & SR 20 E over Williams Pond, East Of Seaford.

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 overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT105 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 6/9 · sets the ratingSubstructure 6/9 · sets the rating

105 ft end to end, longest span 35 ft. Lengths and the car 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 multi-beam bridge.

Built1952rebuilt 1996
Length104.7 ft31.9 m
Daily traffic15,758counted 2023
Last inspectedAugust 2024every 24 months

Location

StateDelaware
CountySussex
LocationEast Of Seaford
CarriesUS 13 S & SR 20 E
CrossesWilliams Pond
Coordinates38.65021, -75.59432

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length104.7 ft (31.9 m)
Max Span35.1 ft (10.7 m)
Deck Width34.1 ft (10.4 m)
Deck Area331.8 sq m
Main Spans3
Year Built1952 (reconstructed 1996)

Traffic

Avg Daily Traffic15,758 (2023)
Truck Traffic8%
Lanes On Bridge2

Inspection & Ownership

Last InspectionAugust 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number3253S003

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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