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: 137.7 m = 451.8 ft
Main Spans: 3 at 54.3 m = 178.2 ft
Approach Spans: 0
Skew: 10
Width, Roadway: 10.4 m = 34.1 ft (2 Lanes) and Out-To-Out: 14.6 m = 47.9 ft for a 6.7 m = 22.0 ft approaching roadway.
Vertical Clearance: 30.45 m = 99.9 ft and Navigational Clearance: 0 = N/A
Location
Lebanon [41300]: Grafton County [009], New Hampshire [33]
Owned by State Highway Agency [01], DOT District: 2
0.1 MI FROM VERMONT SL
Condition
Deck: Very Good [8]
Superstructure: Very Good [8]
Substructure: Very Good [8]
Loading
Design: HL93 [A]
Operating: 42.3 metric ton = 46.5 tons (Load and Resistance Factor(LRFR) [3])
Inventory: 32.7 metric ton = 36.0 tons (Load and Resistance Factor(LRFR) [3])
Appraisal
Structural: Equal to present desirable criteria [8]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
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 1999 [699] 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: 0.8 km = 0.5 mi
Traffic
ADT: 12406 (2019) and Trucks: 5%
Future ADT: 18360 (In 2041
)