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HWY CONGRESS ST over WATER FORT POINT CHANNEL

Map

Coordinates:
+42.35229, -71.05209
42°21'08" N, 71°03'08" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:HWY CONGRESS ST over WATER FORT POINT CHANNEL
Structure number:B1603238AMUNNBI
Old structure number:38AMUN896032100 (from 1992 edition)
Location:OVER FT POINT CHANNEL
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:93.8 ft. [28.6 m]
Total length:546.9 ft. [166.7 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:45.6 ft. [13.9 m]
Vertical clearance above deck:25.6 ft. [7.8 m]
Vertical clearance below bridge:5.9 ft. [1.8 m]
Owner:City or Municipal Highway Agency [04]
Year built:1850
Year reconstructed:2009
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Steel [3]
Main spans design:Truss - Thru [10]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: July 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:15,800 [as of 2015]
Truck traffic:10% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present minimum criteria [6]
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]
Pier/abutment protection:In place and functioning [2]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:38.6 tons [35.1 metric tons]
Inventory rating:23.1 tons [21.0 metric tons]
Sufficiency rating:61.2

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
July 201561.2FairGoodFairSatisfactory-15800
July 201361.2FairGoodFairSatisfactory-15800
July 201175.1FairGoodFairSatisfactory-15800
July 200976.6FairGoodFairSatisfactory-14600
July 200522.0PoorPoorPoorSeriousSD14600
July 200322.0PoorPoorPoorSeriousSD14600
July 200137.6PoorFairPoorSeriousSD1900
July 199937.6PoorFairPoorCriticalSD1900
July 199753.1PoorFairPoorPoorSD1700
June 199558.6FairSatisfactoryFairFair-8900