SR836 Extension EB over NW 12 St, 137 Av, & CSX

Map

Coordinates:
+25.78225, -80.41653
25°46'56" N, 80°24'60" W

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

Name:	SR836 Extension EB over NW 12 St, 137 Av, & CSX
Structure number:	871008
Location:	0.10 mi. E/O NW 137th Ave
Purpose:	Carries highway over highway and railroad
Route classification:	Principal Arterial - Other Freeways or Expressways (Urban) `[12]`
Tolls:	Yes, on toll road `[2]`
Length of largest span:	200.1 ft. `[61.0 m]`
Total length:	724.4 ft. `[220.8 m]`
Roadway width between curbs:	26.9 ft. `[8.2 m]`
Deck width edge-to-edge:	29.9 ft. `[9.1 m]`
Vertical clearance below bridge:	16.4 ft. `[5.0 m]`
Owner:	State Toll Authority `[31]`
Year built:	2006
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	MS 22.5 / HS 25 `[9]`
Number of main spans:	4
Main spans material:	Steel `[3]`
Main spans design:	Box Beam or girders - Single or Spread `[06]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Monolithic Concrete (concurrently placed with structural deck) `[1]`

Good/Fair/Poor Condition:	Good
Status:	Open, no restriction `[A]`
Average daily traffic:	2,700 `[as of 2018]`
Deck condition:	Very Good `[8 out of 9]`
Superstructure condition:	Very Good `[8 out of 9]`
Substructure condition:	Very Good `[8 out of 9]`
Structural appraisal:	Equal to present desirable criteria `[8]`
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 minimum criteria `[6]`
Scour condition:	Bridge not over waterway. `[N]`
Sufficiency rating:	98.9

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
December 2018	Good	Very Good	Very Good	Very Good	2700	98.9
December 2016	Good	Very Good	Very Good	Very Good	2700	98.9
December 2014	Good	Very Good	Very Good	Very Good	2700	98.9
May 2013	Good	Very Good	Very Good	Very Good	2700	98.9
September 2011	Good	Excellent	Excellent	Excellent	2700	97.9
October 2009	Good	Excellent	Excellent	Excellent	2700	98.0
April 2007	Good	Excellent	Excellent	Excellent	2700	96.0

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

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Superstructure
Steel Closed Web/Box Girder	linear ft.	1,449	1,357	92	0	0
Steel Protective Coating	sq. ft.	28,244	28,150	0	0	94
Deck
Reinforced Concrete Deck	sq. ft.	21,551	21,536	15	0	0
Substructure
Reinforced Concrete Column	each	3	3	0	0	0
Reinforced Concrete Abutment	linear ft.	54	52	0	2	0
Joints
Strip Seal Joint	linear ft.	60	0	60	0	0
Bearings
Pot Bearing	each	20	20	0	0	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	1,454	594	860	0	0