US Bridges

SR 73(LR 197) over Trib. to Ironstone Creek

Fair

Berks County, Pennsylvania · 3 MI NW of Boyertown · Structure no. 000000000004625

Built
1949
76 years old
Condition
Fair
inspected December 2022
Type
Culvert
Concrete
Length
21 ft
1 main span
Daily traffic
8,562
2023 count
Owner
State
State Highway Agency

About this bridge

SR 73(LR 197) over Trib. to Ironstone Creek is a concrete culvert carrying SR 73(LR 197) over Trib. to Ironstone Creek in Berks County, Pennsylvania. It was built in 1949, so it is 76 years old, older 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 8,562 vehicles a day, roughly 10% of them trucks, projected to reach 12,304 by 2032. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 11.8 mi (19 km).

Location

Open in Google Maps
CarriesSR 73(LR 197)
CrossesTrib. to Ironstone Creek
Location3 MI NW of Boyertown
RouteState Highway 73
CountyBerks County
StatePennsylvania
Coordinates40.36157, -75.66868
Functional classUrban Minor 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating101 US tons
Inventory rating60 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span21 ft (6.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,562 (2023)
Projected traffic12,304 by 2032
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 73(LR 197) over Trib. to Ironstone Creek built?

It was built in 1949, making it 76 years old in 2025.

What condition is SR 73(LR 197) over Trib. to Ironstone Creek 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 December 2022.

How much traffic does SR 73(LR 197) over Trib. to Ironstone Creek carry?

About 8,562 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is SR 73(LR 197) over Trib. to Ironstone Creek?

The structure is 21 ft (6.4 m) long with a longest span of 21 ft (6.4 m).

Who owns SR 73(LR 197) over Trib. to Ironstone Creek?

It is owned by the State Highway Agency.