US Bridges

College Drive over Manatawny Creek

PoorPosted for load

Montgomery County, Pennsylvania · E of Keystone DR · Structure no. 000000000057160

Built
1970
55 years old
Condition
Poor
inspected November 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
158 ft
2 main spans
Daily traffic
3,000
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

College Drive over Manatawny Creek is a prestressed concrete box beam or girders - multiple carrying College Drive over Manatawny Creek in Montgomery 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 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 3,000 vehicles a day, roughly 1% of them trucks, projected to reach 3,500 by 2039. The structure is 158 ft (48.2 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCollege Drive
CrossesManatawny Creek
LocationE of Keystone DR
RouteCity Street 50
Coordinates40.24481, -75.65761
Functional classRural 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.
Superstructure4 PoorAdvanced section loss, deterioration, 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 inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating0 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans2
Design loadH 20
Structure length158 ft (48.2 m)
Longest span75 ft (22.9 m)
Deck width41 ft (12.5 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (2019)
Projected traffic3,500 by 2039
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was College Drive over Manatawny Creek built?

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

What condition is College Drive over Manatawny Creek 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 November 2023.

How much traffic does College Drive over Manatawny Creek carry?

About 3,000 vehicles per day (2019 count), of which roughly 1% are trucks.

How long is College Drive over Manatawny Creek?

The structure is 158 ft (48.2 m) long with a longest span of 75 ft (22.9 m) and a deck 41 ft wide.

Who owns College Drive over Manatawny Creek?

It is owned by the City or Municipal Highway Agency.