Bridge Type
Main Span(s): Concrete continuous [2] Frame [07]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 7.6 m = 24.9 ft
Main Spans: 2 at 3.4 m = 11.2 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 13.4 m = 44.0 ft (2 Lanes) and Out-To-Out: 14.2 m = 46.6 ft for a 13.4 m = 44.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Andover [01460]: Merrimack County [013], New Hampshire [33]
Owned by State Highway Agency [01], DOT District: 2
1.9 MI FROM WILMOT T.L.
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 54.3 metric ton = 59.7 tons ()
Inventory: 32.7 metric ton = 36.0 tons ()
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Equal to present minimum criteria [6]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Somewhat better than minimum adequacy to tolerate being left in place as is [5] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: May 2020 [0520] and Frequency: 24
Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 6.4 km = 4.0 mi
Traffic
ADT: 5023 (2019) and Trucks: 7%
Future ADT: 7434 (In 2041
)