SH 121 Nbml over FM 423

Fair Condition17 years old25,000 vehicles/day

Location

StateTexas
CountyDenton
Location6.5 Mi NE Of IH 35e
CarriesSH 121 Nbml
CrossesFM 423
Coordinates33.06563, -96.88885

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length303.1 ft (92.4 m)
Max Span127.0 ft (38.7 m)
Deck Width83.3 ft (25.4 m)
Deck Area2347.0 sq m
Main Spans1
Year Built2009 (reconstructed 2020)

Traffic

Avg Daily Traffic25,000 (2013)
Truck Traffic7%
Lanes On Bridge5
Lanes Under Bridge10

Inspection & Ownership

Last InspectionOctober 2023
Inspection FrequencyEvery 48 months
OwnerLocal Toll Authority
Historical SignificanceBridge is not eligible for the National Register
Structure Number180610036403173

Nearby Bridges

SH 121 Sbml over FM 423 0.0 mi Fair SH 121 over Drain 0.3 mi Good SH 121 over Drain 0.3 mi Good Blair Oaks DR over Office Creek 0.4 mi Fair FM 423 over Office Branch 0.5 mi Good Standridge DR over Office Creek 0.7 mi Fair Memorial DR over Office Creek 0.7 mi Good Srt Sbml over Castle Hills /standridge 0.8 mi Fair Srt Nbml over Castle Hills /standridge 0.8 mi Good Srt Nbml over Plano PKWY / Paige RD 0.8 mi Fair