Bridge Type
Main Span(s): Concrete [1] Slab [01]
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: 1 at 6.1 m = 20.0 ft
Approach Spans: 0
Skew: 17
Width, Roadway: 13.6 m = 44.6 ft (3 Lanes) and Out-To-Out: 14.8 m = 48.6 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
Hart's Location [34500]: Carroll County [003], New Hampshire [33]
Owned by State Highway Agency [01], DOT District: 1
1.3 MI SE FROM CARROLL TL
Condition
Deck: Very Good [8]
Superstructure: Very Good [8]
Substructure: Satisfactory [6]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 89.8 metric ton = 98.8 tons (Load Factor(LF) [1])
Inventory: 74.5 metric ton = 82.0 tons (Load Factor(LF) [1])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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: June 2020 [0620] 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: 7.7 km = 4.8 mi
Traffic
ADT: 2331 (2019) and Trucks: 7%
Future ADT: 3449 (In 2041
)
