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SEWARD HIGHWAY over PORTAGE CREEK NO 2

Map 

Coordinates:
+60.82833, -148.97667
60°49'42" N, 148°58'36" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:SEWARD HIGHWAY over PORTAGE CREEK NO 2
Structure number:0631
Location:MILE POINT 78.6
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Rural) [01]
Length of largest span:81.0 ft. [24.7 m]
Total length:243.1 ft. [74.1 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:34.1 ft. [10.4 m]
Owner:State Highway Agency [01]
Year built:1967
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:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: June 2015 

Status:Open, no restriction [A]
Average daily traffic:5,609 [as of 2014]
Truck traffic:13% of total traffic
Deck condition:Fair [5 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: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]
Scour condition:Bridge over "tidal" waters that has not been evaluated for scour, but considered low risk. [T]
Operating rating:65.2 tons [59.3 metric tons]
Inventory rating:30.0 tons [27.3 metric tons]
Sufficiency rating:57.3

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
June 201557.3Not deficientFairSatisfactorySatisfactory5609
June 201344.3Structurally deficientPoorFairSatisfactory5604
June 201245.8Structurally deficientPoorFairSatisfactory6370
June 201156.8Structurally deficientPoorSatisfactorySatisfactory6510
May 200957.5Structurally deficientPoorSatisfactorySatisfactory5458
August 200756.8Structurally deficientPoorSatisfactorySatisfactory5520
May 200556.8Structurally deficientPoorSatisfactorySatisfactory5729
September 200356.8Structurally deficientPoorSatisfactorySatisfactory5090
June 200145.8Structurally deficientPoorFairFair4330
July 199945.8Structurally deficientPoorFairFair4224
June 199745.8Structurally deficientPoorFairFair4200
August 199548.0Structurally deficientPoorGoodFair4200
June 199349.0Structurally deficientPoorGoodFair3949
October 199163.0Not deficientGoodGoodVery Good3930