I-15 (SR-15) SBL over US-6 (SR-6), INT. X-ROAD

Map 

Facts 

Name:	I-15 (SR-15) SBL over US-6 (SR-6), INT. X-ROAD
Structure number:	3F 128
Location:	SANTAQUIN INTERCHANGE
Purpose:	Carries highway overpass over highway
Route classification:	Principal Arterial - Interstate (Rural) [01]
Length of largest span:	59.1 ft. [18.0 m]
Total length:	137.1 ft. [41.8 m]
Roadway width between curbs:	36.4 ft. [11.1 m]
Deck width edge-to-edge:	40.0 ft. [12.2 m]
Vertical clearance below bridge:	15.7 ft. [4.8 m]
Skew angle:	38°
Owner:	State Highway Agency [01]
Year built:	1967
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:	Prestressed concrete [5]
Main spans design:	Stringer/Multi-beam or girder [02]
Deck type:	Concrete Cast-in-Place [1]
Wearing surface:	Bituminous [6]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	13,850 [as of 2010]
Truck traffic:	30% of total traffic
Deck condition:	Poor [4 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Good [7 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	35.6 tons [32.4 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Evaluation:	Structurally deficient [1]
Sufficiency rating:	92.0

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	11,215 [as of 1998]
Truck traffic:	16% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Good [7 out of 9]
Pier/abutment protection:	Navigation protection not required [1]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	35.6 tons [32.4 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Sufficiency rating:	90.0
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$774,000

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	5,215 [as of 1989]
Truck traffic:	19% of total traffic
Deck condition:	Poor [4 out of 9]
Superstructure condition:	Fair [5 out of 9]
Substructure condition:	Fair [5 out of 9]
Pier/abutment protection:	Navigation protection not required [1]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	35.6 tons [32.4 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Evaluation:	Structurally deficient [1]
Sufficiency rating:	79.0
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$776,000

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