CONN 6 over HWY 61


+45.50851, -122.68526
45°30'31" N, 122°41'07" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:CONN 6 over HWY 61
Structure number:09159 061C00078
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:95.8 ft. [29.2 m]
Total length:259.9 ft. [79.2 m]
Roadway width between curbs:22.0 ft. [6.7 m]
Deck width edge-to-edge:26.9 ft. [8.2 m]
Vertical clearance above deck:21.3 ft. [6.5 m]
Vertical clearance below bridge:15.7 ft. [4.8 m]
Skew angle:36°
Owner:State Highway Agency [01]
Year built:1964
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 continuous [2]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: July 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:78,500 [as of 2014]
Truck traffic:5% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Equal to present minimum criteria [6]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:26.4 tons [24.0 metric tons]
Inventory rating:20.4 tons [18.5 metric tons]
Sufficiency rating:61.1

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
July 201561.1FairSatisfactorySatisfactorySatisfactory-78500
July 201372.4FairFairSatisfactorySatisfactory-6161
July 201173.5FairSatisfactorySatisfactoryGood-6161
May 201063.0FairSatisfactoryFairGood-6161
May 200883.3FairSatisfactoryFairGood-6161
May 200686.3FairSatisfactoryFairGood-5922
May 200486.3FairSatisfactoryFairGood-5922
March 200297.5FairSatisfactoryGoodGood-5750
March 200096.3GoodGoodGoodGood-17300
March 199898.4GoodGoodGoodGood-17300
March 199698.7GoodGoodGoodGood-17300
March 199498.7GoodGoodGoodGood-17300
March 199298.7GoodGoodGoodGood-17300
March 199096.8GoodGoodGoodVery Good-16100

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Reinforced Concrete Closed Web/Box Girderlinear ft.780685721400
Reinforced Concrete Top Flangesq. ft.7,0175,5551881,2740
Reinforced Concrete Columneach44000
Reinforced Concrete Abutmentlinear ft.8475720
Reinforced Concrete Pier Caplinear ft.6261010
Pourable Jointlinear ft.5656000
Other Jointlinear ft.2828000
Movable Bearingeach40400
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.520520000