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NH 16 over NINETEEN MILE BROOK

Map

Coordinates:
+44.30202, -71.22118
44°18'07" N, 71°13'16" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NH 16 over NINETEEN MILE BROOK
Structure number:010250960013600
Location:1.4MI PINKHAMS GRANT TL
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:35.1 ft. [10.7 m]
Total length:35.1 ft. [10.7 m]
Skew angle:20°
Owner:State Highway Agency [01]
Year built:1954
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Design load:M 18 / H 20 [4]
Main span material:Concrete [1]
Main span design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: July 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:3,000 [as of 2013]
Truck traffic:7% of total traffic
Structural appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Superior to present desirable criteria [9]
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]
Culvert condition:Deterioration or initial disintegration, minor chloride contamination, cracking with some leaching, or spalls on concrete or masonry walls and slabs. Local minor scouring at curtain walls, wingwalls or pipes. Metal culverts have a smooth curvature, non-symmetrical shape, significant corrosion or moderate pitting. [6]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:89.8
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$3,142,000

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
July 2017Fair6 out of 10300089.8
July 2015Fair6 out of 10300088.8
July 2013Fair6 out of 10360084.8
July 2011Good7 out of 10360084.8
July 2009Good7 out of 10360082.8
August 2007Good7 out of 10320084.2
June 2005Good7 out of 10300084.8
July 2003Good7 out of 10300086.8
August 2001Good7 out of 10300087.8
August 1999Good7 out of 10300087.8
August 1997Good7 out of 10300087.8
July 1995Good7 out of 10300087.9
August 1993Good7 out of 10300087.9
September 1991Good7 out of 10360085.9

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Substructure
Reinforced Concrete Abutmentlinear ft.151151000
Culvert
Reinforced Concrete Culvertlinear ft.52361060