US 24(EB)/ MAINE S over MISS. R./FRONT ST/BN

Map

Coordinates:
+39.93118, -91.42034
39°55'52" N, 91°25'13" W

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

Name:	US 24(EB)/ MAINE S over MISS. R./FRONT ST/BN
Structure number:	001001900000000
Old structure number:	000001001900621 `(from 1992 edition)`
Location:	W EDGE DWNTWN QUINCY
Purpose:	Carries highway over highway, waterway, and railroad
Route classification:	Other Principal Arterial (Urban) `[14]`
Length of largest span:	627.7 ft. `[191.3 m]`
Total length:	3511.7 ft. `[1070.3 m]`
Roadway width between curbs:	24.0 ft. `[7.3 m]`
Deck width edge-to-edge:	29.5 ft. `[9.0 m]`
Vertical clearance below bridge:	52.5 ft. `[16.0 m]`
Owner:	State Highway Agency `[01]`
Year built:	1930
Year reconstructed:	1981
Historic significance:	Bridge is eligible for the National Register of Historic Places `[2]`
Number of main spans:	2
Main spans material:	Steel continuous `[4]`
Main spans design:	Truss - Thru `[10]`
Deck type:	Closed Grating `[4]`
Wearing surface:	Bituminous `[6]`

Good/Fair/Poor Condition:	Poor
Status:	Posted for load `[P]`
Average daily traffic:	8,500 `[as of 2017]`
Truck traffic:	8% of total traffic
Deck condition:	Fair `[5 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:	Basically intolerable requiring high priority of replacement `[2]`
Underclearances appraisal:	Meets minimum tolerable limits to be left in place as is `[4]`
Water adequacy appraisal:	Basically intolerable requiring high priority of replacement `[2]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Channel protection:	Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. `[6]`
Pier/abutment protection:	Navigation protection not required `[1]`
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour condition. `[5]`
Sufficiency rating:	15.1
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. `[31]`
Estimated cost of work:	$20,166,000

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
May 2018	Poor	Fair	Poor	Satisfactory	8500	15.1
May 2017	Poor	Fair	Poor	Satisfactory	8500	15.1
April 2016	Poor	Fair	Poor	Fair	9350	15.1
April 2015	Poor	Satisfactory	Poor	Fair	9350	16.1
April 2014	Poor	Satisfactory	Poor	Fair	9075	16.1
April 2012	Poor	Good	Poor	Fair	9000	21.8
April 2011	Poor	Good	Poor	Fair	9000	20.9
April 2009	Fair	Good	Fair	Fair	8500	47.9
April 2007	Fair	Good	Fair	Fair	8900	49.9
April 2005	Fair	Good	Fair	Fair	8600	49.9
March 2003	Fair	Satisfactory	Fair	Fair	8600	49.9
August 2001	Poor	Satisfactory	Poor	Fair	8600	33.9
August 1999	Fair	Satisfactory	Fair	Fair	9400	49.9
July 1997	Fair	Satisfactory	Fair	Satisfactory	8500	49.9
February 1997	Fair	Satisfactory	Fair	Satisfactory	7800	49.9
February 1995	Fair	Satisfactory	Fair	Satisfactory	5700	49.9
March 1993	Fair	Satisfactory	Fair	Satisfactory	7600	47.9
February 1991	Fair	Satisfactory	Satisfactory	Satisfactory	7600	53.8

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.	18,573	16,581	1,118	208	666
Steel Stringer	linear ft.	4,316	2,003	1,990	264	59
Steel Truss	linear ft.	2,511	1,586	835	81	9
Steel Floor Beam	linear ft.	1,289	990	206	86	7
Steel Gusset Plate	each	320	0	224	32	64
Substructure
Reinforced Concrete Column	each	106	105	1	0	0
Reinforced Concrete Pier Wall	linear ft.	790	695	28	67	0
Reinforced Concrete Abutment	linear ft.	59	34	25	0	0
Reinforced Concrete Pier Cap	linear ft.	709	446	213	24	26
Deck
Concrete Filled Grid Deck	sq. ft.	86,553	126	82,415	4,012	0
Joints
Strip Seal Joint	linear ft.	50	50	0	0	0
Pourable Joint	linear ft.	899	164	715	18	2
Bearings
Elastomeric Bearing	each	127	0	21	81	25
Movable Bearing	each	4	0	4	0	0
Fixed Bearing	each	126	3	45	62	16
Bridge Rail
Steel or Aluminum Bridge Rail	linear ft.	7,015	6,464	551	0	0