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: 476.4 m = 1563.1 ft
Main Spans: 8 at 112.8 m = 370.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 30.7 m = 100.7 ft (6 Lanes) and Out-To-Out: 32.9 m = 107.9 ft for a 15.2 m = 49.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 21.3 m = 69.9 ft
Location
Bangor [02795]: Penobscot County [019], Maine [23]
Owned by State Highway Agency [01], DOT District: 4
0.1 MI E OF JCT RTE 1A
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 22.5 / HS 25 or greater [9]
Operating: 42.4 metric ton = 46.6 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 32.7 metric ton = 36.0 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: Superior to present desirable criteria [9]
Road Alignment: Better than present minimum criteria [7]
Waterway: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: October 1999 [1099] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.3 km = 0.2 mi
Traffic
ADT: 16550 (2016) and Trucks: 5%
Future ADT: 23170 (In 2036
)