I-15 (SR-15) SBL over UNION PACIFIC RAILROAD

Map

Coordinates:
+39.48778, -111.97444
39°29'16" N, 111°58'28" W

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

Name:	I-15 (SR-15) SBL over UNION PACIFIC RAILROAD
Structure number:	3F 406
Location:	NORTH OF MILLS JCT.INTCHG
Purpose:	Carries highway over railroad
Route classification:	Principal Arterial - Interstate (Rural) `[01]`
Length of largest span:	69.2 ft. `[21.1 m]`
Total length:	190.6 ft. `[58.1 m]`
Roadway width between curbs:	40.7 ft. `[12.4 m]`
Deck width edge-to-edge:	44.0 ft. `[13.4 m]`
Vertical clearance below bridge:	23.0 ft. `[7.0 m]`
Skew angle:	51°
Owner:	State Highway Agency `[01]`
Year built:	1985
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	MS 18+Mod / HS 20+Mod `[6]`
Number of main spans:	3
Main spans material:	Prestressed concrete continuous `[6]`
Main spans design:	Stringer/Multi-beam or girder `[02]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Bituminous `[6]`

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	13,275 `[as of 2014]`
Truck traffic:	32% of total traffic
Deck condition:	Satisfactory `[6 out of 9]`
Superstructure condition:	Good `[7 out of 9]`
Substructure condition:	Satisfactory `[6 out of 9]`
Structural appraisal:	Equal to present minimum criteria `[6]`
Deck geometry appraisal:	Better than present minimum criteria `[7]`
Underclearances appraisal:	Superior to present desirable criteria `[9]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Scour condition:	Bridge not over waterway. `[N]`
Sufficiency rating:	97.4

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
March 2017	Fair	Satisfactory	Good	Satisfactory	13275	97.4
March 2015	Good	Good	Good	Good	7332	97.7
March 2013	Good	Good	Good	Good	6983	97.7
March 2011	Good	Good	Good	Good	7045	97.7
January 2009	Good	Very Good	Good	Good	7045	97.7
November 2007	Good	Very Good	Good	Good	6310	97.7
June 2005	Good	Very Good	Good	Good	6310	97.7
February 2003	Good	Good	Good	Good	5805	97.7
November 2000	Good	Good	Good	Good	5208	92.7
December 1998	Good	Good	Good	Good	5208	92.7
January 1997	Good	Good	Good	Good	3838	92.8
May 1995	Good	Good	Good	Very Good	3838	97.7
June 1993	Good	Good	Good	Very Good	3600	97.7
April 1991	Good	Good	Good	Very Good	2960	97.8

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

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Superstructure
Prestressed Concrete Girder/Beam	linear ft.	932	931	1	0	0
Deck
Reinforced Concrete Deck	sq. ft.	8,329	6,870	1,249	210	0
Substructure
Reinforced Concrete Column	each	8	8	0	0	0
Reinforced Concrete Pier Wall	linear ft.	107	107	0	0	0
Reinforced Concrete Abutment	linear ft.	143	61	75	7	0
Reinforced Concrete Pier Cap	linear ft.	131	131	0	0	0
Bearings
Elastomeric Bearing	each	20	20	0	0	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	446	6	434	6	0