TR BRIDGE(RAMP F) over INNER LOOP

Map

Coordinates:
+38.89316, -77.05537
38°53'35" N, 77°03'19" W

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

Name:	TR BRIDGE(RAMP F) over INNER LOOP
Structure number:	1206
Location:	TR BRIDGE & INNER LOO
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Interstate (Urban) `[11]`
Length of largest span:	81.0 ft. `[24.7 m]`
Total length:	145.0 ft. `[44.2 m]`
Roadway width between curbs:	21.0 ft. `[6.4 m]`
Deck width edge-to-edge:	26.9 ft. `[8.2 m]`
Vertical clearance below bridge:	12.8 ft. `[3.9 m]`
Skew angle:	99°
Owner:	State Highway Agency `[01]`
Year built:	1964
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:	2
Main spans material:	Steel continuous `[4]`
Main spans design:	Stringer/Multi-beam or girder `[02]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Latex Concrete or similar additive `[3]`

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	12,100 `[as of 1992]`
Truck traffic:	1% of total traffic
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Good `[7 out of 9]`
Substructure condition:	Satisfactory `[6 out of 9]`
Structural appraisal:	Equal to present minimum criteria `[6]`
Deck geometry appraisal:	Basically intolerable requiring high priority of replacement `[2]`
Underclearances appraisal:	Basically intolerable requiring high priority of corrrective action `[3]`
Roadway alignment appraisal:	Equal to present minimum criteria `[6]`
Pier/abutment protection:	Navigation protection not required `[1]`
Scour condition:	Bridge not over waterway. `[N]`
Operating rating:	53.9 tons `[49.0 metric tons]`
Inventory rating:	31.9 tons `[29.0 metric tons]`
Sufficiency rating:	83.7
Recommended work:	Other structural work, including hydraulic replacements. `[38]`
Estimated cost of work:	$1,000,000

Date	Suff. Rating	Condition	Deck	Superstructure	Substructure	SD/FO	ADT
September 2015	83.7	Fair	Good	Good	Satisfactory	FO	12100
September 2013	83.7	Fair	Good	Good	Satisfactory	FO	12100
September 2011	73.9	Fair	Satisfactory	Fair	Satisfactory	FO	12100
October 2009	73.9	Fair	Satisfactory	Fair	Satisfactory	FO	12100
October 2007	73.9	Fair	Satisfactory	Fair	Satisfactory	FO	12100
July 2005	85.1	Fair	Good	Satisfactory	Satisfactory	FO	12100
September 2003	85.1	Fair	Satisfactory	Good	Satisfactory	FO	12100
October 2000	85.1	Fair	Satisfactory	Good	Good	FO	12100
March 1998	85.1	Good	Good	Good	Good	FO	12100
January 1996	90.0	Good	Good	Good	Good	FO	12100
August 1993	90.0	Good	Good	Good	Good	FO	12100
February 1991	90.0	Good	Good	Good	Good	FO	12100

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.	555	554	1	0	0
Steel Protective Coating	sq. ft.	5,679	5,395	0	0	284
Deck
Reinforced Concrete Deck	sq. ft.	3,915	3,835	10	70	0
Wearing Surfaces	sq. ft.	3,045	2,863	182	0	0
Substructure
Reinforced Concrete Pier Wall	linear ft.	27	27	0	0	0
Reinforced Concrete Abutment	linear ft.	253	216	29	8	0
Joints
Assembly without Seal Joint	linear ft.	60	0	45	15	0
Bearings
Movable Bearing	each	8	3	5	0	0
Steel Protective Coating	sq. ft.	1	0	1	0	0
Fixed Bearing	each	4	2	2	0	0
Steel Protective Coating	sq. ft.	1	0	1	0	0
Bridge Rail
Steel or Aluminum Bridge Rail	linear ft.	290	288	0	2	0
Steel Protective Coating	sq. ft.	10	10	0	0	0
Reinforced Concrete Bridge Rail	linear ft.	290	289	0	1	0