WALNUT ST S over IS 670


+39.09600, -94.58229
39°05'46" N, 94°34'56" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:WALNUT ST S over IS 670
Structure number:590
Location:S 5 T 49 N R 33 W
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Collector (Urban) [17]
Length of largest span:68.2 ft. [20.8 m]
Total length:141.1 ft. [43.0 m]
Roadway width between curbs:36.1 ft. [11.0 m]
Deck width edge-to-edge:54.1 ft. [16.5 m]
Vertical clearance below bridge:15.1 ft. [4.6 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1961
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Number of main spans:2
Main spans material:Concrete continuous [2]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Low slump Concrete [4]

Latest Available Inspection: September 2015 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:8,385 [as of 2014]
Truck traffic:10% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:80.2 tons [72.9 metric tons]
Inventory rating:48.5 tons [44.1 metric tons]
Sufficiency rating:73.9
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$873,000

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201573.9FairGoodSatisfactorySatisfactoryFO8385
September 201373.9FairVery GoodSatisfactorySatisfactoryFO8385
September 201184.8FairVery GoodGoodSatisfactoryFO8117
February 201084.9FairVery GoodVery GoodSatisfactoryFO11000
January 200884.9FairVery GoodVery GoodSatisfactoryFO11000
November 200573.7FairFairFairSatisfactoryFO11000
September 200373.7FairFairFairSatisfactoryFO11000
October 200173.4FairFairFairSatisfactoryFO15958