US Bridges

Egn Astr Av 1.2 KM over Bairoa River

PoorPosted for load

Caguas Municipio, Puerto Rico · At Caguas by Pass · Structure no. 013111

Built
1961
64 years old
Condition
Poor
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
83 ft
2 main spans
Daily traffic
9,600
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Egn Astr Av 1.2 KM over Bairoa River is a steel stringer/multi-beam or girder carrying Egn Astr Av 1.2 KM over Bairoa River in Caguas Municipio, Puerto Rico. It was built in 1961, so it is 64 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 4 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: posted for load restriction.

It carries about 9,600 vehicles a day, roughly 4% of them trucks, projected to reach 13,800 by 2025. The structure is 83 ft (25.4 m) long and 49 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesEgn Astr Av 1.2 KM
CrossesBairoa River
LocationAt Caguas by Pass
RouteCity Street 0
Coordinates18.25701, -66.04232
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating11.7 US tons
Inventory rating6.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length83 ft (25.4 m)
Longest span40 ft (12.1 m)
Deck width49 ft (14.8 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,600 (2017)
Projected traffic13,800 by 2025
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$916,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Egn Astr Av 1.2 KM over Bairoa River built?

It was built in 1961, making it 64 years old in 2025.

What condition is Egn Astr Av 1.2 KM over Bairoa River 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 January 2024.

How much traffic does Egn Astr Av 1.2 KM over Bairoa River carry?

About 9,600 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is Egn Astr Av 1.2 KM over Bairoa River?

The structure is 83 ft (25.4 m) long with a longest span of 40 ft (12.1 m) and a deck 49 ft wide.

Who owns Egn Astr Av 1.2 KM over Bairoa River?

It is owned by the City or Municipal Highway Agency.