S MIAMI AVE - I-95 over SR-970 TO SW 1ST CT

Map

Coordinates:
+25.77279, -80.19622
25°46'22" N, 80°11'46" W

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

Name:	S MIAMI AVE - I-95 over SR-970 TO SW 1ST CT
Structure number:	870555
Location:	DOWNTOWN INTRCHG
Purpose:	Carries highway overpass (third level) over highway
Route classification:	Principal Arterial - Interstate (Urban) `[11]`
Length of largest span:	104.0 ft. `[31.7 m]`
Total length:	900.0 ft. `[274.3 m]`
Roadway width between curbs:	19.0 ft. `[5.8 m]`
Deck width edge-to-edge:	28.2 ft. `[8.6 m]`
Vertical clearance above deck:	17.1 ft. `[5.2 m]`
Vertical clearance below bridge:	13.1 ft. `[4.0 m]`
Skew angle:	99°
Owner:	State Highway Agency `[01]`
Year built:	1969
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:	12
Main spans material:	Prestressed concrete `[5]`
Main spans design:	Stringer/Multi-beam or girder `[02]`
Deck type:	Concrete Cast-in-Place `[1]`

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	9,700 `[as of 2014]`
Truck traffic:	9% of total traffic
Deck condition:	Very Good `[8 out of 9]`
Superstructure condition:	Very Good `[8 out of 9]`
Substructure condition:	Satisfactory `[6 out of 9]`
Structural appraisal:	Equal to present minimum criteria `[6]`
Deck geometry appraisal:	Meets minimum tolerable limits to be left in place as is `[4]`
Underclearances appraisal:	Basically intolerable requiring high priority of corrrective action `[3]`
Roadway alignment appraisal:	Equal to present minimum criteria `[6]`
Scour condition:	Bridge not over waterway. `[N]`
Sufficiency rating:	89.5

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
April 2016	Fair	Very Good	Very Good	Satisfactory	9700	89.5
April 2014	Fair	Very Good	Very Good	Satisfactory	9700	89.5
April 2012	Good	Very Good	Very Good	Good	9800	89.5
April 2010	Good	Very Good	Very Good	Good	15000	88.7
April 2008	Good	Very Good	Very Good	Good	15000	88.7
April 2006	Good	Very Good	Very Good	Good	15000	88.7
April 2004	Good	Very Good	Very Good	Good	15000	88.0
August 2000	Good	Very Good	Very Good	Good	10400	88.0
September 1998	Good	Very Good	Very Good	Good	10400	92.0
September 1996	Good	Very Good	Very Good	Good	10400	92.0
September 1994	Good	Very Good	Very Good	Good	10400	92.0
September 1992	Good	Very Good	Very Good	Good	10400	92.0
June 1990	Good	Very Good	Very Good	Good	10400	92.0

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Superstructure
Prestressed Concrete Girder/Beam	linear ft.	4,501	4,501	0	0	0
Deck
Reinforced Concrete Deck	sq. ft.	32,757	31,119	1,638	0	0
Substructure
Reinforced Concrete Abutment	linear ft.	52	52	0	0	0
Reinforced Concrete Pile	each	30	26	0	4	0
Reinforced Concrete Pier Cap	linear ft.	515	511	3	1	0
Joints
Pourable Joint	linear ft.	484	474	10	0	0
Bearings
Movable Bearing	each	61	61	0	0	0
Fixed Bearing	each	61	61	0	0	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	1,800	1,798	0	2	0