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US101 (HWY 9) over ARCH CAPE CREEK

Map

Coordinates:
+45.92210, -123.93446
45°55'20" N, 123°56'04" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:US101 (HWY 9) over ARCH CAPE CREEK
Structure number:01797 009 03557
Location:001 MI N ARCH CAPE TUNNEL
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:28.9 ft. [8.8 m]
Total length:166.0 ft. [50.6 m]
Roadway width between curbs:25.9 ft. [7.9 m]
Deck width edge-to-edge:35.4 ft. [10.8 m]
Vertical clearance below bridge:16.1 ft. [4.9 m]
Owner:State Highway Agency [01]
Year built:1937
Historic significance:Historical significance is not determinable at this time [4]
Design load:M 13.5 / H 15 [2]
Number of main spans:6
Main spans material:Wood or timber [7]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: September 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:2,800 [as of 2014]
Truck traffic:16% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 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 corrrective action [3]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge with "unknown" foundation that has not been evaluated for scour. [U]
Operating rating:45.9 tons [41.7 metric tons]
Inventory rating:31.9 tons [29.0 metric tons]
Sufficiency rating:66.0
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$850,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201566.0FairSatisfactoryGoodSatisfactoryFO2800
September 201364.6FairSatisfactoryGoodSatisfactoryFO3300
September 201164.6FairSatisfactoryGoodSatisfactoryFO3300
September 200960.9FairSatisfactoryGoodSatisfactoryFO4700
September 200762.9FairSatisfactoryGoodSatisfactoryFO5000
September 200563.9FairSatisfactoryGoodSatisfactoryFO5000
September 200366.9FairSatisfactoryGoodSatisfactoryFO3500
October 200266.9FairSatisfactoryGoodSatisfactoryFO3500
November 200066.6FairGoodGoodSatisfactoryFO3600
October 199963.6FairGoodGoodSatisfactoryFO3600
October 199863.6FairGoodGoodSatisfactoryFO3600
October 199736.8PoorGoodGoodPoorSD3100
October 199636.8PoorGoodGoodPoorSD3100
September 199536.8PoorGoodGoodPoorSD3100
September 199436.8PoorGoodGoodPoorSD3100
October 199226.6PoorGoodGoodPoorSD3100
October 199126.6PoorGoodGoodPoorSD3000