Mcknight RD over Black CR

Good Condition12 years old13,988 vehicles/day

Location

StateMissouri
CountySt. Louis
LocationS 16 T 45 N R 6 E
CarriesMcknight RD
CrossesBlack CR
Coordinates38.65019, -90.35869

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure8 (Very Good)
Substructure7 (Good)
Channel/Waterway6 (Satisfactory)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length30.8 ft (9.4 m)
Max Span28.9 ft (8.8 m)
Deck Width40.7 ft (12.4 m)
Deck Area116.6 sq m
Main Spans1
Year Built2014

Traffic

Avg Daily Traffic13,988 (2023)
Truck Traffic1%
Lanes On Bridge2

Inspection & Ownership

Last Inspection124
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number34706

Nearby Bridges

Is 170 E over Cst Ladue RD 0.3 mi Fair Mcknight RD over Trib To Black CR 0.5 mi Good Is 170 E over Cst Forest Park PKWY 0.6 mi Fair Forest Park Drive over Shaw Park DR 0.7 mi Good Delmar BLVD E over Is 170 0.7 mi Good Clayton RD over Black CR 0.9 mi Fair Forest Park PKWY E over Brentwood BLVD 0.9 mi Good Forest Park PKWY W over Brentwood BLVD 0.9 mi Good Is 170 W over Cst S Brentwood BLVD 1.0 mi Fair Is 170 E over Cst S Brentwood BLVD 1.0 mi Fair