IS 55 S over CST BROADWAY ST

Map

Coordinates:
+38.59166, -90.21445
38°35'30" N, 90°12'52" W

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

Name:	IS 55 S over CST BROADWAY ST
Structure number:	884
Location:	S 34 T 45 N R 7 E
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Interstate (Urban) `[11]`
Length of largest span:	49.9 ft. `[15.2 m]`
Total length:	185.0 ft. `[56.4 m]`
Roadway width between curbs:	64.0 ft. `[19.5 m]`
Deck width edge-to-edge:	66.6 ft. `[20.3 m]`
Vertical clearance below bridge:	15.4 ft. `[4.7 m]`
Skew angle:	16°
Owner:	State Highway Agency `[01]`
Year built:	1965
Year reconstructed:	1985
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	MS 18+Mod / HS 20+Mod `[6]`
Number of main spans:	4
Main spans material:	Concrete continuous `[2]`
Main spans design:	Slab `[01]`
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:	45,305 `[as of 2015]`
Truck traffic:	12% of total traffic
Deck condition:	Satisfactory `[6 out of 9]`
Superstructure condition:	Satisfactory `[6 out of 9]`
Substructure condition:	Satisfactory `[6 out of 9]`
Structural appraisal:	Equal to present minimum criteria `[6]`
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]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Scour condition:	Bridge not over waterway. `[N]`
Operating rating:	72.3 tons `[65.7 metric tons]`
Inventory rating:	43.6 tons `[39.6 metric tons]`
Sufficiency rating:	93.8

Date	Suff. Rating	Condition	Deck	Superstructure	Substructure	SD/FO	ADT
August 2015	93.8	Fair	Satisfactory	Satisfactory	Satisfactory	-	45305
August 2013	93.6	Fair	Good	Good	Satisfactory	-	50061
August 2011	92.8	Fair	Good	Good	Satisfactory	-	44631
September 2009	92.8	Fair	Good	Good	Satisfactory	-	45537
August 2007	92.6	Fair	Good	Good	Satisfactory	-	49074
August 2005	92.9	Fair	Good	Good	Satisfactory	-	44106
July 2003	92.9	Fair	Good	Good	Satisfactory	-	43712
June 2001	94.0	Fair	Good	Good	Satisfactory	-	42899

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

Element	Units	Quantity	1. Good	2. Fair	3. Poor	4. Serious
Substructure
Reinforced Concrete Column	each	9	0	9	0	0
Reinforced Concrete Abutment	linear ft.	174	116	20	38	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	393	0	380	13	0
Deck
Reinforced Concrete Slab	sq. ft.	12,156	0	11,641	515	0
Wearing Surfaces	sq. ft.	11,855	11,855	0	0	0