TH 15 over STREAM


+45.15913, -94.31718
45°09'33" N, 94°19'02" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:TH 15 over STREAM
Structure number:6429
Location:5.4 MI N OF JCT TH 12
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:9.8 ft. [3.0 m]
Total length:33.5 ft. [10.2 m]
Owner:State Highway Agency [01]
Year built:1948
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:3
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Not applicable [N]
Wearing surface:Bituminous [6]

Latest Available Inspection: October 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:3,892 [as of 2008]
Truck traffic:9% of total traffic
Structural appraisal:Better than present minimum criteria [7]
Water adequacy appraisal:Equal to present minimum criteria [6]
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:43.1 tons [39.2 metric tons]
Inventory rating:32.3 tons [29.4 metric tons]
Sufficiency rating:96.8
Estimated cost of work:$108,000,000

Previous Inspections

DateSuff. RatingConditionCulvert ConditionSD/FOADT
October 201696.8Good7 out of 10-3892
October 201496.8Good7 out of 10-3892
October 201296.8Good7 out of 10-3892
October 201096.8Good7 out of 10-3892
October 200895.8Good8 out of 10-3892
October 200795.8Good8 out of 10-4000
October 200693.7Good8 out of 10-4000
November 200493.9Good8 out of 10-3500
October 200294.4Good8 out of 10-2300
December 200094.2Good8 out of 10-2300
December 199994.9---3150
December 199894.2Good8 out of 10-2300
October 199694.9Good8 out of 10-2100
October 199592.9Good8 out of 10-2100
December 199492.8Good8 out of 10-2400
November 199392.8Good8 out of 10-2400
October 199292.9Good8 out of 10-2350
October 199192.9Good8 out of 10-2350

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Reinforced Concrete Culvertlinear ft.2222121000