Structure 31411 · Juana Diaz Municipio County, PR

Pr 149 over Irrigation Channel

Carries Pr 149 over Irrigation Channel, 1 Km North Juana Diaz.

Overall conditionGood

Set by its lowest-rated component: Deck at 7 of 9.

How ratings work
Decksets the rating7/9 · Good
Superstructure8/9 · Very Good
Substructure8/9 · Very Good
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT99 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9 · sets the ratingSuperstructure 8/9Substructure 8/9

99 ft end to end. 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.

Built200917 years old
Length98.8 ft30.1 m
Daily traffic24,900counted 2005
Last inspectedApril 2009every 24 months

Location

StatePuerto Rico
CountyJuana Diaz Municipio
Location1 Km North Juana Diaz
CarriesPr 149
CrossesIrrigation Channel
Coordinates18.06189, -66.50682

Physical Characteristics

MaterialConcrete Continuous
DesignStringer/Multi-beam
Total Length98.8 ft (30.1 m)
Max Span98.8 ft (30.1 m)
Deck Width76.4 ft (23.3 m)
Deck Area701.3 sq m
Main Spans1
Year Built2009

Traffic

Avg Daily Traffic24,900 (2005)
Truck Traffic4%
Lanes On Bridge4

Inspection & Ownership

Last InspectionApril 2009
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number031411

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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