US Bridges

Pr 743 4.15 KM over Waterway

Fair

Cayey Municipio, Puerto Rico · 8 Miles N E of Cayey · Structure no. 010631

Built
1969
56 years old
Condition
Fair
inspected July 2024
Type
Slab
Concrete Continuous
Length
83 ft
3 main spans
Daily traffic
2,900
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 743 4.15 KM over Waterway is a concrete continuous slab carrying Pr 743 4.15 KM over Waterway in Cayey Municipio, Puerto Rico. It was built in 1969, so it is 56 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: open, posting recommended but not legally implemented.

It carries about 2,900 vehicles a day, roughly 3% of them trucks, projected to reach 4,200 by 2025. The structure is 83 ft (25.2 m) long and 22 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesPr 743 4.15 KM
CrossesWaterway
Location8 Miles N E of Cayey
RouteState Highway 743
CountyCayey Municipio
StatePuerto Rico
Coordinates18.13314, -66.09375
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, posting recommended but not legally implemented
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.4 US tons
Inventory rating21.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length83 ft (25.2 m)
Longest span31 ft (9.4 m)
Deck width22 ft (6.8 m)
Roadway width17 ft (5.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,900 (2017)
Projected traffic4,200 by 2025
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$399,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 743 4.15 KM over Waterway built?

It was built in 1969, making it 56 years old in 2025.

What condition is Pr 743 4.15 KM over Waterway in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2024.

How much traffic does Pr 743 4.15 KM over Waterway carry?

About 2,900 vehicles per day (2017 count), of which roughly 3% are trucks.

How long is Pr 743 4.15 KM over Waterway?

The structure is 83 ft (25.2 m) long with a longest span of 31 ft (9.4 m) and a deck 22 ft wide.

Who owns Pr 743 4.15 KM over Waterway?

It is owned by the State Highway Agency.