US Bridges

H Street & Mas over Center Leg Inner Loop

Fair

District of Columbia, District of Columbia · Hst over Innerloop I-395 · Structure no. 1140

Built
1968
57 years old, rebuilt 2013
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
165 ft
2 main spans
Daily traffic
24,300
2007 count
Owner
State
State Highway Agency

About this bridge

H Street & Mas over Center Leg Inner Loop is a steel stringer/multi-beam or girder carrying H Street & Mas over Center Leg Inner Loop in District of Columbia, District of Columbia. It was built in 1968 and reconstructed in 2013, so it is 57 years old, younger than the District of Columbia average of 63.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 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 24,300 vehicles a day, roughly 4% of them trucks, projected to reach 25,000 by 2027. The structure is 165 ft (50.3 m) long and 193 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesH Street & Mas
CrossesCenter Leg Inner Loop
LocationHst over Innerloop I-395
RouteCity Street 0
Coordinates38.90025, -77.01446
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating67.6 US tons
Inventory rating40 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length165 ft (50.3 m)
Longest span81 ft (24.7 m)
Deck width193 ft (58.7 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,300 (2007)
Projected traffic25,000 by 2027
Trucks4%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$1.3 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was H Street & Mas over Center Leg Inner Loop built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 2013.

What condition is H Street & Mas over Center Leg Inner Loop 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 July 2023.

How much traffic does H Street & Mas over Center Leg Inner Loop carry?

About 24,300 vehicles per day (2007 count), of which roughly 4% are trucks.

How long is H Street & Mas over Center Leg Inner Loop?

The structure is 165 ft (50.3 m) long with a longest span of 81 ft (24.7 m) and a deck 193 ft wide.

Who owns H Street & Mas over Center Leg Inner Loop?

It is owned by the State Highway Agency.