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: 71.8 m = 235.6 ft
Main Spans: 2 at 35.7 m = 117.1 ft
Approach Spans: 0
Skew: 28
Width, Roadway: 10.4 m = 34.1 ft (2 Lanes) and Out-To-Out: 12.9 m = 42.3 ft for a 11.9 m = 39.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Hiram [33315]: Oxford County [017], Maine [23]
Owned by State Highway Agency [01], DOT District: 1
100' W OF JCT RTE 117
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Good [7]
Loading
Design: MS 22.5 / HS 25 or greater [9]
Operating: 36.9 metric ton = 40.6 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 28.5 metric ton = 31.4 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
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: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: November 2020 [1120] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 12.2 km = 7.6 mi
Traffic
ADT: 3352 (2016) and Trucks: 5%
Future ADT: 4693 (In 2036
)