+30.43833, -81.72972
30°26'18" N, 81°43'47" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:SR-104 (DUNN AVE.) over HALF CREEK
Structure number:720436
Location:0.1 MI. W. OF I-295
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:7.9 ft. [2.4 m]
Total length:25.3 ft. [7.7 m]
Owner:State Highway Agency [01]
Year built:1960
Year reconstructed:1976
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: March 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:12,400 [as of 2014]
Truck traffic:4% of total traffic
Structural appraisal:Better than present minimum criteria [7]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Culvert condition:Shrinkage cracks, light scaling and insignificant spalling which does not expose reinforcing steel. Insignificant damage caused by drift with no misalignment and not requiring corrective action. Some minor scouring has occured near curtain walls, wingwalls or pipes. Metal culverts have a smooth symmetrical curvature with superficial corrosion and no pitting. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:67.8 tons [61.6 metric tons]
Inventory rating:40.8 tons [37.1 metric tons]
Sufficiency rating:82.9

Previous Inspections

DateSuff. RatingConditionCulvert ConditionSD/FOADT
March 201582.9Good7 out of 10-12400
March 201382.8Good7 out of 10-12900
March 201182.7Good7 out of 10-13300
March 200982.5Good7 out of 10-14800
March 200783.0Good7 out of 10-12000
March 200583.2Good7 out of 10-10800
February 200383.3Good7 out of 10-10000
February 200183.4Good7 out of 10-9400
March 199983.5Good7 out of 10-8900
March 199783.6Good7 out of 10-8000
February 199582.5Good7 out of 10-8100
February 199382.5Good7 out of 10-8385
March 199182.8Good7 out of 10-6465