US 29 over Northwest Branch

Fair Condition106 years old67,927 vehicles/day

Location

StateMaryland
CountyMontgomery
Location0.27 M S Of Lockwood DR
CarriesUS 29
CrossesNorthwest Branch
Coordinates39.03011, -77.00611

Condition Ratings

Overall ConditionFair
Deck5 (Fair)
Superstructure5 (Fair)
Substructure5 (Fair)
Channel/Waterway5 (Fair)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialConcrete
DesignArch - Deck
Total Length51.5 ft (15.7 m)
Max Span47.9 ft (14.6 m)
Deck Width96.5 ft (29.4 m)
Deck Area461.6 sq m
Main Spans1
Year Built1920 (reconstructed 1961)

Traffic

Avg Daily Traffic67,927 (2022)
Truck Traffic8%
Lanes On Bridge6

Inspection & Ownership

Last Inspection124
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number100000150009010

Nearby Bridges