SR 4020 over Dunlap Creek

Fair Condition74 years old883 vehicles/day

Location

StatePennsylvania
CountyFayette
LocationRedstone & Luzerne Twps.
CarriesSR 4020
CrossesDunlap Creek
Coordinates39.97236, -79.88573

Condition Ratings

Overall ConditionFair
Superstructure5 (Fair)
Substructure5 (Fair)
Channel/Waterway5 (Fair)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialConcrete
DesignTee Beam
Total Length53.1 ft (16.2 m)
Max Span51.8 ft (15.8 m)
Deck Area178.2 sq m
Main Spans1
Year Built1952

Traffic

Avg Daily Traffic883 (2024)
Truck Traffic9%
Lanes On Bridge2

Inspection & Ownership

Last Inspection323
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000016999

Nearby Bridges

Merrittstown Road over Dunlap Creek 0.3 mi Good Thompson Road over Dunlap Creek 0.4 mi Poor SR 0166 over Dunlap Creek 0.5 mi Good Hartley Hill RD over Dunlap Creek 0.9 mi Good SR 4008 over Fourmile Run 1.1 mi Fair Allison Road over Dunlap Creek 1.3 mi Poor Simpson Road over Dunlap Creek 1.3 mi Poor SR 4006 over Lilly Run 1.4 mi Fair SR 0166 over Dunlap Creek 1.5 mi Good SR 0166 over Lilly Run 1.6 mi Fair