US-127 SB over M-20

Map

Coordinates:
+43.61159, -84.73862
43°36'42" N, 84°44'19" W

Source: National Bridge Inventory. Information not verified; use at your own risk.

Name:	US-127 SB over M-20
Structure number:	000000000004238
Old structure number:	37137013000S082 `(from 1992 edition)`
Location:	@ M-20
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Other Freeways or Expressways (Urban) `[12]`
Length of largest span:	78.7 ft. `[24.0 m]`
Total length:	147.0 ft. `[44.8 m]`
Roadway width between curbs:	43.0 ft. `[13.1 m]`
Deck width edge-to-edge:	47.2 ft. `[14.4 m]`
Vertical clearance below bridge:	13.1 ft. `[4.0 m]`
Skew angle:	3°
Owner:	State Highway Agency `[01]`
Year built:	1961
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	MS 18 / HS 20 `[5]`
Number of main spans:	3
Main spans material:	Steel `[3]`
Main spans design:	Stringer/Multi-beam or girder `[02]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Latex Concrete or similar additive `[3]`

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	6,781 `[as of 2007]`
Truck traffic:	11% of total traffic
Deck condition:	Fair `[5 out of 9]`
Superstructure condition:	Satisfactory `[6 out of 9]`
Substructure condition:	Satisfactory `[6 out of 9]`
Structural appraisal:	Equal to present minimum criteria `[6]`
Deck geometry appraisal:	Superior to present desirable criteria `[9]`
Underclearances appraisal:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Scour condition:	Bridge not over waterway. `[N]`
Sufficiency rating:	93.0

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
January 2017	Fair	Fair	Satisfactory	Satisfactory	6781	93.0
January 2015	Fair	Fair	Satisfactory	Good	6781	93.0
January 2013	Fair	Fair	Satisfactory	Good	6781	93.0
January 2011	Fair	Fair	Satisfactory	Good	6781	93.0
January 2009	Fair	Fair	Satisfactory	Good	6781	93.0
January 2007	Fair	Fair	Satisfactory	Good	5055	94.0
January 2005	Fair	Fair	Satisfactory	Satisfactory	5000	94.0
January 2003	Fair	Satisfactory	Satisfactory	Good	5000	95.0
March 2001	Fair	Satisfactory	Good	Satisfactory	5000	95.0
August 1999	Fair	Satisfactory	Good	Satisfactory	5000	100.0
July 1997	Fair	Satisfactory	Good	Satisfactory	5000	93.0
June 1997	Fair	Satisfactory	Good	Satisfactory	5000	93.0
October 1995	Fair	Satisfactory	Satisfactory	Good	4200	93.0
July 1993	Fair	Satisfactory	Satisfactory	Good	4200	93.0
March 1991	Fair	Satisfactory	Satisfactory	Good	4200	93.0

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Superstructure
Steel Girder/Beam	linear ft.	1,323	1,241	78	4	0
Steel Protective Coating	sq. ft.	12,511	58	12,343	0	110
Deck
Reinforced Concrete Deck	sq. ft.	6,897	444	6,375	78	0
Wearing Surfaces	sq. ft.	6,318	629	5,686	3	0
Substructure
Reinforced Concrete Column	each	8	8	0	0	0
Reinforced Concrete Abutment	linear ft.	169	150	15	4	0
Reinforced Concrete Pier Cap	linear ft.	96	84	10	2	0
Concrete Protective Coating	sq. ft.	1,249	1,249	0	0	0
Joints
Strip Seal Joint	linear ft.	98	0	96	0	2
Pourable Joint	linear ft.	98	0	0	98	0
Bearings
Movable Bearing	each	27	0	27	0	0
Fixed Bearing	each	27	0	22	5	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	294	187	75	32	0
Concrete Protective Coating	sq. ft.	2,214	2,034	0	0	180