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MILL HILL ROAD over MARTIN STREAM

Map

Coordinates:
+44.34015, -70.25395
44°20'25" N, 70°15'14" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MILL HILL ROAD over MARTIN STREAM
Structure number:2622
Location:0.4 MI N JCT RTE 4
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:52.2 ft. [15.9 m]
Total length:58.1 ft. [17.7 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:28.9 ft. [8.8 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1930
Year reconstructed:1963
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: March 2018

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:1,193 [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:Poor [4 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
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]
Scour condition:Bridge is scour critical; bridge foundations determined to be unstable. [3]
Sufficiency rating:37.9

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2018PoorSatisfactoryGoodPoor119337.9
August 2016PoorSatisfactoryGoodPoor115637.9
August 2014PoorSatisfactoryGoodPoor34845.0
November 2012PoorSatisfactoryGoodPoor34945.0
June 2011FairSatisfactoryGoodSatisfactory35066.7
June 2010FairSatisfactoryGoodSatisfactory71764.7
November 2009FairSatisfactoryGoodSatisfactory72164.7
July 2007FairSatisfactoryGoodSatisfactory68264.7
July 2005FairSatisfactoryGoodSatisfactory69064.7
July 2003FairSatisfactoryGoodFair61854.5
May 2001FairSatisfactoryGoodFair57753.5
May 1999FairGoodGoodFair56853.5
July 1997GoodGoodVery GoodGood54063.5
July 1995GoodGoodVery GoodGood51662.5
November 1993GoodGoodVery GoodGood50562.5
May 1991GoodGoodVery GoodGood50669.6

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.300294600
Steel Protective Coatingsq. ft.4,62004,1584620
Deck
Reinforced Concrete Decksq. ft.1,45001,45000
Substructure
Masonry Abutmentlinear ft.5805350
Bearings
Movable Bearingeach66000
Steel Protective Coatingsq. ft.60600
Fixed Bearingeach60600
Steel Protective Coatingsq. ft.60060
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.100050500