US Bridges

Bigelow Bv over Bloomfield Bridge Ramp F

Fair

Allegheny County, Pennsylvania · 009 Bigelow Blvd Underpas · Structure no. 000000000002397

Built
1986
39 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete
Length
27 ft
1 main span
Daily traffic
20,100
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Bigelow Bv over Bloomfield Bridge Ramp F is a concrete culvert carrying Bigelow Bv over Bloomfield Bridge Ramp F in Allegheny County, Pennsylvania. It was built in 1986, so it is 39 years old, younger than the Pennsylvania average of 54.8 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.

It carries about 20,100 vehicles a day, roughly 5% of them trucks, projected to reach 22,110 by 2040. The structure is 27 ft (8.2 m) long and 56 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBigelow Bv
CrossesBloomfield Bridge Ramp F
Location009 Bigelow Blvd Underpas
RouteCity Street 0
Coordinates40.45872, -79.95758
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating66 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span27 ft (8.2 m)
Deck width56 ft (17.2 m)
Roadway width53 ft (16.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,100 (2020)
Projected traffic22,110 by 2040
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Bigelow Bv over Bloomfield Bridge Ramp F built?

It was built in 1986, making it 39 years old in 2025.

What condition is Bigelow Bv over Bloomfield Bridge Ramp F 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 September 2024.

How much traffic does Bigelow Bv over Bloomfield Bridge Ramp F carry?

About 20,100 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Bigelow Bv over Bloomfield Bridge Ramp F?

The structure is 27 ft (8.2 m) long with a longest span of 27 ft (8.2 m) and a deck 56 ft wide.

Who owns Bigelow Bv over Bloomfield Bridge Ramp F?

It is owned by the City or Municipal Highway Agency.