Bridge Type
Main Span(s): Steel continuous [4] Stringer/Multi-beam or girder [02]
Approach Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 303.6 m = 996.1 ft
Main Spans: 5 at 61.3 m = 201.1 ft
Approach Spans: 1
Skew: 10
Width, Roadway: 17.7 m = 58.1 ft (4 Lanes) and Out-To-Out: 20.5 m = 67.3 ft for a 17.7 m = 58.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 10.7 m = 35.1 ft
Location
Randolph [61700]: Kennebec County [011], Maine [23]
Owned by State Highway Agency [01], DOT District: 2
GARDINER-RANDOLPH*TL
Condition
Deck: Satisfactory [6]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 45 metric ton = 49.5 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 34.7 metric ton = 38.2 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: Better than present minimum criteria [7]
Waterway: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: October 2020 [1020] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 2.1 km = 1.3 mi
Traffic
ADT: 10176 (2016) and Trucks: 5%
Future ADT: 14246 (In 2036
)