Structure 1139 · District of Columbia County, DC

E Street NW over Center Leg Inner Loop

Carries E Street NW over Center Leg Inner Loop, E St. NW Over Inner Loop.

Overall conditionFair

Set by its lowest-rated component: Superstructure at 5 of 9.

How ratings work
Deck6/9 · Satisfactory
Superstructuresets the rating5/9 · Fair
Substructure6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT174 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 5/9 · sets the ratingSubstructure 6/9

174 ft end to end, longest span 90 ft: about 2 semi-trucks nose to tail. Lengths and the semi-truck on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a multi-beam bridge.

Built1967rebuilt 2004
Length173.6 ft52.9 m
Daily traffic7,000counted 2018
Last inspectedApril 2023every 24 months

Location

StateDistrict of Columbia
CountyDistrict of Columbia
LocationE St. NW Over Inner Loop
CarriesE Street NW
CrossesCenter Leg Inner Loop
Coordinates38.89614, -77.01381

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length173.6 ft (52.9 m)
Max Span89.9 ft (27.4 m)
Deck Width98.4 ft (30 m)
Deck Area1,587 sq m
Main Spans2
Year Built1967 (reconstructed 2004)

Traffic

Avg Daily Traffic7,000 (2018)
Truck Traffic2%
Lanes On Bridge4
Lanes Under Bridge7

Inspection & Ownership

Last InspectionApril 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number1139

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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