Structure 464006 · Bay County, FL

CR 2321 over Deer Point Lake

Carries CR 2321 over Deer Point Lake, 3.2 Mi West Us231/sr75.

Overall conditionFair

Set by its lowest-rated component: Deck and Superstructure at 5 of 9.

How ratings work
Decksets the rating5/9 · Fair
Superstructuresets the rating5/9 · Fair
Substructure6/9 · Satisfactory
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT1,440 FT OVERALL250 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 5/9 · sets the ratingSubstructure 6/9

1,440 ft end to end, longest span 31 ft: about 4.0 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 slab bridge.

Built195769 years old
Length1440.0 ft438.9 m
Daily traffic9,300counted 2023
Last inspectedFebruary 2025every 24 months

Location

StateFlorida
CountyBay
Location3.2 Mi West Us231/sr75
CarriesCR 2321
CrossesDeer Point Lake
Coordinates30.26830, -85.60591

Physical Characteristics

MaterialPrestressed Concrete
DesignSlab
Total Length1440.0 ft (438.9 m)
Max Span31.5 ft (9.6 m)
Deck Width34.1 ft (10.4 m)
Deck Area4564.6 sq m
Main Spans47
Year Built1957

Traffic

Avg Daily Traffic9,300 (2023)
Truck Traffic9%
Lanes On Bridge2

Inspection & Ownership

Last InspectionFebruary 2025
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number464006

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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