Share:

IA 14 over UP RR, MADISON&MARKET ST

Map

Coordinates:
+42.04165, -92.90795
42°02'30" N, 92°54'29" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:IA 14 over UP RR, MADISON&MARKET ST
Structure number:000000000007911
Location:IN MARSHALLTOWN
Purpose:Carries highway and pedestrian walkway over highway and railroad
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:96.1 ft. [29.3 m]
Total length:861.9 ft. [262.7 m]
Roadway width between curbs:54.1 ft. [16.5 m]
Deck width edge-to-edge:64.0 ft. [19.5 m]
Vertical clearance below bridge:9.8 ft. [3.0 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1985
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:10
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: November 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:14,400 [as of 2017]
Truck traffic:2% of total traffic
Deck condition:Good [7 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:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:77.2

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2017GoodGoodGoodGood1440077.2
November 2015GoodGoodGoodGood1380077.3
November 2013GoodGoodGoodGood1380079.4
November 2011GoodGoodGoodGood1650082.0
November 2009GoodGoodGoodGood1270082.0
October 2007GoodGoodVery GoodVery Good1330074.8
September 2005GoodGoodVery GoodVery Good1080071.8
June 2003GoodGoodVery GoodVery Good1080071.8
August 2001GoodGoodVery GoodVery Good1080071.8
August 1999GoodGoodVery GoodVery Good1260069.8
December 1997GoodGoodVery GoodVery Good1200039.7
December 1995GoodGoodVery GoodVery Good1190078.0
March 1993GoodGoodVery GoodVery Good1240078.0
December 1991GoodGoodVery GoodVery Good1200077.7

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.7,6827,670930
Deck
Reinforced Concrete Decksq. ft.55,16854,94822000
Substructure
Reinforced Concrete Columneach2727000
Reinforced Concrete Abutmentlinear ft.128128000
Concrete Protective Coatingsq. ft.301301000
Reinforced Concrete Pier Caplinear ft.581581000
Concrete Protective Coatingsq. ft.460460000
Joints
Strip Seal Jointlinear ft.222022200
Bearings
Movable Bearingeach5454000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.8628521000
Steel Protective Coatingsq. ft.810810000
Reinforced Concrete Bridge Raillinear ft.1,7241,6735100