US Bridges

Lawrence Drive over South Branch Conewago CR

Fair

York County, Pennsylvania · 1E Lng Arm Resv/S Br Conw · Structure no. 000000000038249

Built
1970
55 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
28 ft
1 main span
Daily traffic
200
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Lawrence Drive over South Branch Conewago CR is a steel stringer/multi-beam or girder carrying Lawrence Drive over South Branch Conewago CR in York County, Pennsylvania. It was built in 1970, so it is 55 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 5 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 200 vehicles a day, roughly 2% of them trucks, projected to reach 597 by 2039. The structure is 28 ft (8.5 m) long and 18 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesLawrence Drive
CrossesSouth Branch Conewago CR
Location1E Lng Arm Resv/S Br Conw
RouteCity Street 0
Coordinates39.73812, -76.96704
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, 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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating57 US tons
Inventory rating34 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length28 ft (8.5 m)
Longest span27 ft (8.2 m)
Deck width18 ft (5.6 m)
Roadway width18 ft (5.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2019)
Projected traffic597 by 2039
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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$52,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Lawrence Drive over South Branch Conewago CR built?

It was built in 1970, making it 55 years old in 2025.

What condition is Lawrence Drive over South Branch Conewago CR 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 2023.

How much traffic does Lawrence Drive over South Branch Conewago CR carry?

About 200 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is Lawrence Drive over South Branch Conewago CR?

The structure is 28 ft (8.5 m) long with a longest span of 27 ft (8.2 m) and a deck 18 ft wide.

Who owns Lawrence Drive over South Branch Conewago CR?

It is owned by the Town or Township Highway Agency.