Bridge Type
Main Span(s): Steel continuous [4] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 53.3 m = 174.9 ft
Main Spans: 1 at 51.1 m = 167.7 ft
Approach Spans: 0
Skew: 25
Width, Roadway: 10.7 m = 35.1 ft (2 Lanes) and Out-To-Out: 13.4 m = 44.0 ft for a 9.7 m = 31.8 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Littleton [42580]: Grafton County [009], New Hampshire [33]
Owned by City or Municipal Highway Agency [04], DOT District: 1
0.03 MI FROM NH RTE 116
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 22.5 / HS 25 or greater [9]
Operating: 68 metric ton = 74.8 tons ()
Inventory: 40.8 metric ton = 44.9 tons ()
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: April 1999 [499] 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: 0.2 km = 0.1 mi
Traffic
ADT: 314 (2019) and Trucks: 4%
Future ADT: 464 (In 2041
)