IS 64 W over IS 64, CST 4TH ST, CST B

Map

Coordinates:
+38.62341, -90.20133
38°37'24" N, 90°12'05" W

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

Name:	IS 64 W over IS 64, CST 4TH ST, CST B
Structure number:	1246
Location:	S 23 T 45 N R 7 E
Purpose:	Carries highway over highway and railroad
Route classification:	Principal Arterial - Interstate (Urban) `[11]`
Length of largest span:	254.6 ft. `[77.6 m]`
Total length:	7847.5 ft. `[2391.8 m]`
Roadway width between curbs:	28.9 ft. `[8.8 m]`
Deck width edge-to-edge:	33.8 ft. `[10.3 m]`
Vertical clearance below bridge:	13.1 ft. `[4.0 m]`
Skew angle:	7°
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:	6
Main spans material:	Steel continuous `[4]`
Main spans design:	Girder and floorbeam system `[03]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Latex Concrete or similar additive `[3]`

Good/Fair/Poor Condition:	Poor
Status:	Posted for load `[P]`
Average daily traffic:	52,722 `[as of 2018]`
Truck traffic:	18% of total traffic
Deck condition:	Poor `[4 out of 9]`
Superstructure condition:	Poor `[4 out of 9]`
Substructure condition:	Satisfactory `[6 out of 9]`
Structural appraisal:	Meets minimum tolerable limits to be left in place as is `[4]`
Deck geometry appraisal:	Meets minimum tolerable limits to be left in place as is `[4]`
Underclearances appraisal:	Basically intolerable requiring high priority of replacement `[2]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Scour condition:	Bridge not over waterway. `[N]`
Sufficiency rating:	21.0
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. `[31]`
Estimated cost of work:	$131,628,000

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
June 2018	Poor	Poor	Poor	Satisfactory	52722	21.0
June 2016	Poor	Poor	Poor	Satisfactory	52665	21.0
July 2014	Poor	Fair	Poor	Satisfactory	43047	26.0
July 2012	Fair	Fair	Fair	Satisfactory	40813	42.0
August 2011	Poor	Poor	Fair	Satisfactory	40813	17.3
August 2010	Poor	Poor	Fair	Satisfactory	41225	17.8
August 2009	Poor	Poor	Poor	Satisfactory	41641	5.0
July 2008	Poor	Poor	Serious	Satisfactory	41216	5.0
July 2007	Poor	Poor	Serious	Satisfactory	41062	5.0
August 2006	Fair	Fair	Satisfactory	Satisfactory	41062	29.8
July 2005	Poor	Poor	Satisfactory	Satisfactory	41021	27.8
November 2004	Poor	Poor	Satisfactory	Satisfactory	50610	27.8
August 2003	Fair	Fair	Satisfactory	Satisfactory	50559	29.8
October 2001	Fair	Fair	Satisfactory	Satisfactory	39898	26.8

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

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Superstructure
Steel Girder/Beam	linear ft.	39,897	37,142	2,731	22	2
Steel Protective Coating	sq. ft.	531,011	510,622	18,179	2,160	50
Steel Stringer	linear ft.	4,997	4,997	0	0	0
Steel Protective Coating	sq. ft.	32,602	32,602	0	0	0
Deck
Reinforced Concrete Deck	sq. ft.	389,085	269,611	92,314	27,160	0
Wearing Surfaces	sq. ft.	316,413	253,130	63,283	0	0
Superstructure
Steel Floor Beam	linear ft.	2,719	2,553	166	0	0
Steel Protective Coating	sq. ft.	36,296	36,006	200	0	90
Substructure
Reinforced Concrete Column	each	166	135	30	1	0
Reinforced Concrete Pier Wall	linear ft.	69	69	0	0	0
Reinforced Concrete Abutment	linear ft.	185	80	105	0	0
Steel Pier Cap	linear ft.	2,767	1,797	935	35	0
Steel Protective Coating	sq. ft.	55,164	52,548	2,400	216	0
Reinforced Concrete Pier Cap	linear ft.	1,337	1,149	185	3	0
Concrete Protective Coating	sq. ft.	1,818	0	1,524	294	0
Joints
Strip Seal Joint	linear ft.	458	24	434	0	0
Compression Joint	linear ft.	102	0	102	0	0
Open Joint	linear ft.	528	50	478	0	0
Assembly without Seal Joint	linear ft.	152	41	111	0	0
Bearings
Elastomeric Bearing	each	146	130	16	0	0
Movable Bearing	each	145	126	15	4	0
Steel Protective Coating	sq. ft.	145	139	4	2	0
Fixed Bearing	each	44	44	0	0	0
Steel Protective Coating	sq. ft.	44	44	0	0	0
Pot Bearing	each	76	72	4	0	0
Steel Protective Coating	sq. ft.	76	72	2	2	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	15,694	13,494	1,415	785	0