SR-9 (NW 27 Ave)NB over Miami River

Map

Coordinates:
+25.79250, -80.23944
25°47'33" N, 80°14'22" W

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

Name:	SR-9 (NW 27 Ave)NB over Miami River
Structure number:	870731
Location:	NW 27 Ave & Miami River
Purpose:	Carries highway and pedestrian walkway over highway and waterway
Route classification:	Other Principal Arterial (Urban) `[14]`
Length of largest span:	164.7 ft. `[50.2 m]`
Total length:	373.7 ft. `[113.9 m]`
Roadway width between curbs:	44.9 ft. `[13.7 m]`
Deck width edge-to-edge:	55.1 ft. `[16.8 m]`
Vertical clearance above deck:	17.7 ft. `[5.4 m]`
Vertical clearance below bridge:	18.0 ft. `[5.5 m]`
Owner:	State Highway Agency `[01]`
Year built:	1997
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	MS 18 / HS 20 `[5]`
Main span material:	Steel `[3]`
Main span design:	Movable - Bascule `[16]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Monolithic Concrete (concurrently placed with structural deck) `[1]`

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	22,000 `[as of 2016]`
Truck traffic:	5% of total traffic
Deck condition:	Satisfactory `[6 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:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
Underclearances appraisal:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
Water adequacy appraisal:	Better than present minimum criteria `[7]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Channel protection:	Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. `[7]`
Pier/abutment protection:	In place and functioning `[2]`
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour condition. `[5]`
Operating rating:	55.4 tons `[50.4 metric tons]`
Inventory rating:	33.0 tons `[30.0 metric tons]`
Sufficiency rating:	89.7
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. `[35]`
Estimated cost of work:	$650,000

Date	Suff. Rating	Condition	Deck	Superstructure	Substructure	SD/FO	ADT
September 2016	89.7	Fair	Satisfactory	Good	Good	-	22000
September 2014	89.7	Fair	Satisfactory	Good	Good	-	21500
October 2012	89.2	Fair	Satisfactory	Good	Good	-	26250
October 2011	89.2	Good	Good	Good	Good	-	26250
October 2010	88.9	Good	Good	Good	Good	-	29250
November 2008	90.3	Good	Very Good	Very Good	Very Good	-	28250
November 2006	90.1	Good	Very Good	Very Good	Very Good	-	29750
November 2004	90.4	Good	Very Good	Very Good	Very Good	-	26750
November 2002	91.4	Good	Very Good	Very Good	Very Good	-	27250
July 2001	87.6	Good	Very Good	Very Good	Very Good	-	27500
July 1999	88.0	Good	Very Good	Very Good	Very Good	-	19000
March 1999	88.0	Good	Very Good	Very Good	Very Good	-	19000

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

Element	Units	Quantity	1. Good	2. Fair	3. Poor	4. Serious
Superstructure
Steel Girder/Beam	linear ft.	465	335	130	0	0
Steel Protective Coating	sq. ft.	1,000	1,000	0	0	0
Prestressed Concrete Girder/Beam	linear ft.	780	778	2	0	0
Steel Stringer	linear ft.	1,410	1,410	0	0	0
Steel Protective Coating	sq. ft.	1,000	1,000	0	0	0
Deck
Reinforced Concrete Deck	sq. ft.	9,479	9,479	0	0	0
Superstructure
Steel Floor Beam	linear ft.	539	501	37	1	0
Steel Protective Coating	sq. ft.	1,000	1,000	0	0	0
Substructure
Reinforced Concrete Pier Wall	linear ft.	181	181	0	0	0
Reinforced Concrete Abutment	linear ft.	112	105	2	5	0
Reinforced Concrete Pile Cap/Footing	linear ft.	305	305	0	0	0
Deck
Open Grid Deck	sq. ft.	8,903	0	8,903	0	0
Steel Protective Coating	sq. ft.	1,000	1,000	0	0	0
Concrete Filled Grid Deck	sq. ft.	1,644	0	1,644	0	0
Steel Protective Coating	sq. ft.	1,000	1,000	0	0	0
Joints
Compression Joint	linear ft.	220	170	50	0	0
Open Joint	linear ft.	110	90	20	0	0
Bearings
Elastomeric Bearing	each	36	36	0	0	0
Bridge Rail
Steel or Aluminum Bridge Rail	linear ft.	324	234	90	0	0
Steel Protective Coating	sq. ft.	1,000	1,000	0	0	0
Reinforced Concrete Bridge Rail	linear ft.	404	404	0	0	0
Other Material Bridge Rail	linear ft.	398	398	0	0	0