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Nearby Bridges in NBI 2021: 1


MAPLE AVE over THREAD RIVER (Route: 2002)
Num:2713x
Open: no restriction [A]
Built: 2011, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Prestressed concrete [5] Box beam or girders - Multiple [05]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 19.5 m = 64.0 ft
Main Spans: 1 at 18.7 m = 61.4 ft
Approach Spans: 0
Skew: 15
Width, Roadway: 12.4 m = 40.7 ft (2 Lanes) and Out-To-Out: 16.2 m = 53.2 ft for a 12.4 m = 40.7 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Burton [12060]: Genesee County [049], Michigan [26]
Owned by City or Municipal Highway Agency [04], DOT District: 4
BET DORT & CENTER RD
Condition
Deck: Good [7]
Superstructure: Very Good [8]
Substructure: Very Good [8]
Loading
Design: HL93 [A]
Operating: 71.5 metric ton = 78.7 tons (Load and Resistance Factor(LRFR) [3])
Inventory: 55.2 metric ton = 60.7 tons (Load and Resistance Factor(LRFR) [3])
Appraisal
Structural: Equal to present desirable criteria [8]
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: Better than present minimum criteria [7] and Bridge is scour critical; bridge foundations determined to be unstable. [3]
Inspections
Date: August 1999 [899] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.6 km = 0.4 mi
Traffic
ADT: 8600 (2010) and Trucks: 5%
Future ADT: 10500 (In 2030 )

Special Bridge Conditions Legend: R - Former location of relocated bridge. ! - At risk for demolition or destruction. X - Confirmed demolished or collapsed. S  - Dismantled and/or in storage. L -  Severe loss of historic integrity due to alteration.

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