US Bridges

Hector Street over Spring Mill CREEK/3368E8

Poor

Montgomery County, Pennsylvania · East Conshohocken 35J02 · Structure no. 000000000027771

Built
1930
95 years old
Condition
Poor
inspected June 2023
Type
Tee Beam
Concrete
Length
56 ft
2 main spans
Daily traffic
9,504
2024 count
Owner
State
State Highway Agency

About this bridge

Hector Street over Spring Mill CREEK/3368E8 is a concrete tee beam carrying Hector Street over Spring Mill CREEK/3368E8 in Montgomery County, Pennsylvania. It was built in 1930, so it is 95 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.

It carries about 9,504 vehicles a day, roughly 3% of them trucks, projected to reach 13,710 by 2032. The structure is 56 ft (17.1 m) long and 38 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesHector Street
CrossesSpring Mill CREEK/3368E8
LocationEast Conshohocken 35J02
RouteState Highway 0
Coordinates40.07676, -75.28224
Functional classUrban Minor Arterial

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating66 US tons
Inventory rating40 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length56 ft (17.1 m)
Longest span24 ft (7.3 m)
Deck width38 ft (11.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,504 (2024)
Projected traffic13,710 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$213,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Hector Street over Spring Mill CREEK/3368E8 built?

It was built in 1930, making it 95 years old in 2025.

What condition is Hector Street over Spring Mill CREEK/3368E8 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 June 2023.

How much traffic does Hector Street over Spring Mill CREEK/3368E8 carry?

About 9,504 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Hector Street over Spring Mill CREEK/3368E8?

The structure is 56 ft (17.1 m) long with a longest span of 24 ft (7.3 m) and a deck 38 ft wide.

Who owns Hector Street over Spring Mill CREEK/3368E8?

It is owned by the State Highway Agency.