SH 21 over Big Creek

Fair Condition103 years old3,029 vehicles/day

Location

StateTexas
CountyHouston
Location5.3 Mi SW Of SH 7
CarriesSH 21
CrossesBig Creek
Coordinates31.26148, -95.54915

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure7 (Good)
Substructure6 (Satisfactory)
Channel/Waterway7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialConcrete
DesignSlab
Total Length65.9 ft (20.1 m)
Max Span22.0 ft (6.7 m)
Deck Width40.4 ft (12.3 m)
Deck Area247.2 sq m
Main Spans3
Year Built1923 (reconstructed 1947)

Traffic

Avg Daily Traffic3,029 (2024)
Truck Traffic22%
Lanes On Bridge2

Inspection & Ownership

Last Inspection624
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Structure Number111140011707050

Nearby Bridges

CR 3060 over Trib Of Big Creek 1.7 mi Good SH 21 over Trib Of Big Creek 1.8 mi Fair CR 3060 over Trib Of Big Creek 2.2 mi Fair CR 3060 over Trib Of Big Creek 2.3 mi Fair SH 21 over Draw 2.4 mi Fair CR 3880 over Big Creek 2.5 mi Fair SH 21 over Draw 2.9 mi Fair CR 3365 over Tantabogue Creek 3.6 mi Good CR 3385 over Trib Of Big Creek 4.3 mi Fair