US Bridges

Marl Pat Drive over Pike Branch

Good

Fairfax County, Virginia · 00.04FR611/00.02TO1535 · Structure no. 000000000006940

Built
1982
43 years old
Condition
Good
inspected August 2024
Type
Slab
Prestressed Concrete
Length
44 ft
1 main span
Daily traffic
317
2016 count
Owner
State
State Highway Agency

About this bridge

Marl Pat Drive over Pike Branch is a prestressed concrete slab carrying Marl Pat Drive over Pike Branch in Fairfax County, Virginia. It was built in 1982, so it is 43 years old, younger than the Virginia average of 50.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 317 vehicles a day, projected to reach 363 by 2042. The structure is 44 ft (13.4 m) long and 50 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesMarl Pat Drive
CrossesPike Branch
Location00.04FR611/00.02TO1535
RouteCounty Highway 1534
CountyFairfax County
StateVirginia
Coordinates38.79106, -77.08415
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.7 US tons
Inventory rating54.5 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length44 ft (13.4 m)
Longest span44 ft (13.4 m)
Deck width50 ft (15.2 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic317 (2016)
Projected traffic363 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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$125 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Marl Pat Drive over Pike Branch built?

It was built in 1982, making it 43 years old in 2025.

What condition is Marl Pat Drive over Pike Branch in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2024.

How much traffic does Marl Pat Drive over Pike Branch carry?

About 317 vehicles per day (2016 count).

How long is Marl Pat Drive over Pike Branch?

The structure is 44 ft (13.4 m) long with a longest span of 44 ft (13.4 m) and a deck 50 ft wide.

Who owns Marl Pat Drive over Pike Branch?

It is owned by the State Highway Agency.