231 over ROYAL RIVER


+43.86475, -70.24011
43°51'53" N, 70°14'24" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:231 over ROYAL RIVER
Structure number:5048
Location:1.7 MI N JCT 115
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:44.9 ft. [13.7 m]
Total length:47.9 ft. [14.6 m]
Roadway width between curbs:21.0 ft. [6.4 m]
Deck width edge-to-edge:23.0 ft. [7.0 m]
Owner:State Highway Agency [01]
Year built:1926
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 13.5 / HS 15 [3]
Main span material:Concrete [1]
Main span design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: October 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:1,280 [as of 2016]
Truck traffic:5% 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:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Better than present minimum criteria [7]
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]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:48.8

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017FairSatisfactoryGoodSatisfactory128048.8
April 2016FairSatisfactoryGoodSatisfactory159347.8
May 2014FairSatisfactoryGoodSatisfactory150059.1
July 2013FairSatisfactoryGoodSatisfactory158759.0
September 2012FairSatisfactoryGoodSatisfactory158759.0
June 2011FairSatisfactoryGoodGood160559.0
January 2010FairFairGoodGood152458.0
December 2007FairFairFairFair155047.8
May 2005FairFairFairFair160047.8
July 2003FairFairFairFair149147.6
July 2001FairFairSatisfactoryFair147047.7
May 1999FairSatisfactorySatisfactoryFair127848.8
August 1997FairSatisfactorySatisfactoryFair92649.0
September 1995FairGoodGoodFair95649.2
October 1993FairGoodGoodSatisfactory92058.3
July 1992PoorGoodGoodPoor99033.9
September 1990PoorGoodGoodPoor99041.1

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Girder/Beamlinear ft.24012012000
Reinforced Concrete Top Flangesq. ft.1,09901,09900
Reinforced Concrete Abutmentlinear ft.45202500
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.9696000