US Bridges

Pr 9929 0.1 KM over Creek

Poor

San Lorenzo Municipio, Puerto Rico · Off Pr 980 at KM 10.6 · Structure no. 018511

Built
1930
95 years old, rebuilt 1979
Condition
Poor
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
114 ft
1 main span
Daily traffic
600
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 9929 0.1 KM over Creek is a steel stringer/multi-beam or girder carrying Pr 9929 0.1 KM over Creek in San Lorenzo Municipio, Puerto Rico. It was built in 1930 and reconstructed in 1979, so it is 95 years old, older than the Puerto Rico average of 51.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: open, posting recommended but not legally implemented.

It carries about 600 vehicles a day, roughly 2% of them trucks, projected to reach 800 by 2025. The structure is 114 ft (34.7 m) long and 12 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesPr 9929 0.1 KM
CrossesCreek
LocationOff Pr 980 at KM 10.6
RouteCounty Highway 9929
Coordinates18.19233, -65.95897
Functional classUrban Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 12 months
Operating statusOpen, posting recommended but not legally implemented
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating55.8 US tons
Inventory rating33.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+1 approach)
Design loadUnknown
Structure length114 ft (34.7 m)
Longest span39 ft (12 m)
Deck width12 ft (3.7 m)
Roadway width11 ft (3.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2017)
Projected traffic800 by 2025
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 9929 0.1 KM over Creek built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1979.

What condition is Pr 9929 0.1 KM over Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2024.

How much traffic does Pr 9929 0.1 KM over Creek carry?

About 600 vehicles per day (2017 count), of which roughly 2% are trucks.

How long is Pr 9929 0.1 KM over Creek?

The structure is 114 ft (34.7 m) long with a longest span of 39 ft (12 m) and a deck 12 ft wide.

Who owns Pr 9929 0.1 KM over Creek?

It is owned by the State Highway Agency.