SH 71 over US 281

Map

Coordinates:
+30.50905, -98.29559
30°30'33" N, 98°17'44" W

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

Name:	SH 71 over US 281
Structure number:	140270025202029
Location:	1.1 MI N OF BLANCO C/L
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Other (Rural) `[02]`
Length of largest span:	100.1 ft. `[30.5 m]`
Total length:	325.1 ft. `[99.1 m]`
Roadway width between curbs:	47.9 ft. `[14.6 m]`
Deck width edge-to-edge:	50.2 ft. `[15.3 m]`
Vertical clearance below bridge:	16.4 ft. `[5.0 m]`
Skew angle:	18°
Owner:	State Highway Agency `[01]`
Year built:	1971
Historic significance:	Bridge is possibly eligible for the National Register of Historic Places `[3]`
Design load:	MS 18 / HS 20 `[5]`
Number of main spans:	2
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]`

Good/Fair/Poor Condition:	Good
Status:	Open, no restriction `[A]`
Average daily traffic:	4,180 `[as of 2013]`
Truck traffic:	11% of total traffic
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Good `[7 out of 9]`
Substructure condition:	Good `[7 out of 9]`
Structural appraisal:	Better than present minimum criteria `[7]`
Deck geometry appraisal:	Superior to present desirable criteria `[9]`
Underclearances appraisal:	Equal to present minimum criteria `[6]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Scour condition:	Bridge not over waterway. `[N]`
Operating rating:	48.5 tons `[44.1 metric tons]`
Inventory rating:	35.6 tons `[32.4 metric tons]`
Sufficiency rating:	89.3

Date	Suff. Rating	Condition	Deck	Superstructure	Substructure	SD/FO	ADT
April 2015	89.3	Good	Good	Good	Good	-	4180
May 2013	89.9	Good	Good	Good	Good	-	3900
June 2011	91.0	Good	Good	Good	Good	-	3800
July 2009	91.2	Good	Good	Good	Good	-	3700
July 2007	92.0	Good	Very Good	Good	Good	-	3300
May 2005	97.0	Good	Very Good	Good	Good	-	3300
April 2003	98.0	Good	Very Good	Good	Good	-	3300
October 2001	98.0	Good	Very Good	Good	Good	-	3300
November 1999	98.0	Good	Very Good	Good	Good	-	2100
January 1998	98.0	Good	Very Good	Good	Good	-	2100
March 1996	98.0	Good	Very Good	Good	Good	-	2100
March 1994	97.0	Good	Very Good	Good	Good	-	2200
February 1992	97.0	Good	Very Good	Very Good	Good	-	1500

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.

Element	Units	Quantity	1. Good	2. Fair	3. Poor	4. Serious
Superstructure
Prestressed Concrete Girder/Beam	linear ft.	793	787	6	0	0
Deck
Reinforced Concrete Deck	sq. ft.	4	4	0	0	0
Substructure
Reinforced Concrete Column	each	9	9	0	0	0
Reinforced Concrete Abutment	linear ft.	32	31	1	0	0
Reinforced Concrete Pier Cap	linear ft.	46	38	8	0	0
Joints
Open Joint	linear ft.	80	80	0	0	0
Bearings
Elastomeric Bearing	each	64	64	0	0	0
Bridge Rail
Other Material Bridge Rail	linear ft.	211	211	0	0	0