US Bridges

SR3027 over Dock Hollow Run

Poor

Armstrong County, Pennsylvania · Dock Hollow Run NO.1 · Structure no. 000000000003300

Built
1955
70 years old
Condition
Poor
inspected October 2023
Type
Girder and Floorbeam System
Steel
Length
56 ft
1 main span
Daily traffic
41
2024 count
Owner
State
State Highway Agency

About this bridge

SR3027 over Dock Hollow Run is a steel girder and floorbeam system carrying SR3027 over Dock Hollow Run in Armstrong County, Pennsylvania. It was built in 1955, so it is 70 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 41 vehicles a day, roughly 6% of them trucks, projected to reach 114 by 2032. The structure is 56 ft (17.1 m) long and 16 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR3027
CrossesDock Hollow Run
LocationDock Hollow Run NO.1
RouteState Highway 0
Coordinates40.68101, -79.67014
Functional classUrban 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.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68 US tons
Inventory rating40 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length56 ft (17.1 m)
Longest span53 ft (16.2 m)
Deck width16 ft (5 m)
Roadway width13 ft (4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic41 (2024)
Projected traffic114 by 2032
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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$389,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR3027 over Dock Hollow Run built?

It was built in 1955, making it 70 years old in 2025.

What condition is SR3027 over Dock Hollow Run 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 October 2023.

How much traffic does SR3027 over Dock Hollow Run carry?

About 41 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is SR3027 over Dock Hollow Run?

The structure is 56 ft (17.1 m) long with a longest span of 53 ft (16.2 m) and a deck 16 ft wide.

Who owns SR3027 over Dock Hollow Run?

It is owned by the State Highway Agency.