Bridge Type
Main Span(s): Steel [3] Other [00]
Approach Span(s): Other [00]
Deck: Other [9] with Wearing Surface: Gravel [8]
Bridge Dimensions
Length: 9 m = 29.5 ft
Main Spans: 1 at 6.7 m = 22.0 ft
Approach Spans: 0
Skew: 30
Width, Roadway: 7.3 m = 24.0 ft (2 Lanes) and Out-To-Out: 7.8 m = 25.6 ft for a 6.7 m = 22.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Dexter [17530]: Penobscot County [019], Maine [23]
Owned by State Highway Agency [01], DOT District: 4
1.0 MI N OF JCT RTE 7
Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design: M 13.5 / H 15 [2]
Operating: 54.1 metric ton = 59.5 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 41.5 metric ton = 45.7 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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 assessed or calculated scour conditions; field review indicates action is required. [4]
Inspections
Date: October 2020 [1020] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 1.6 km = 1.0 mi
Traffic
ADT: 362 (2016) and Trucks: 5%
Future ADT: 579 (In 2036
)
