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Bridge Statistics for Iowa City, Iowa (IA)
Condition, Traffic, Stress, Structural Evaluation, Project Costs


  • National Bridge Inventory (NBI) Statistics
  • 104Number of bridges
  • 1,112ft / 339mTotal length
  • 750,515Total average daily traffic
  • 96,111Total average daily truck traffic
  • National Bridge Inventory (NBI) Registered Bridges for Iowa City
  • No street view available for this location

New bridges in Iowa City, IA - historical statistics
  • New bridges - historical statistics
  • 11900-1909
  • 41910-1919
  • 11920-1929
  • 31930-1939
  • 11940-1949
  • 71950-1959
  • 201960-1969
  • 151970-1979
  • 201980-1989
  • 121990-1999
  • 102000-2009
  • 52010-2019
  • 52020-2022
Reconstructed bridges in Iowa City, IA - Historical Statistics
  • Reconstructed bridges - Historical Statistics
  • 11960-1969
  • 21970-1979
  • 31980-1989
  • 21990-1999
  • 42000-2009
  • 12010-2019
Average Bridge Daily Traffic in Iowa City, IA
Average Bridge Truck Traffic in Iowa City, IA
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 1.8%Excellent
  • 7.1%Very good
  • 37.5%Good
  • 30.4%Satisfactory
  • 17.9%Fair
  • 5.4%Poor
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 1.8%Excellent
  • 17.9%Very good
  • 37.5%Good
  • 25.0%Satisfactory
  • 12.5%Fair
  • 5.4%Poor
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 1.8%Excellent
  • 16.1%Very good
  • 42.9%Good
  • 26.8%Satisfactory
  • 7.1%Fair
  • 3.6%Poor
  • 1.8%Serious
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 7.0%Excellent
  • 9.9%Very good
  • 42.3%Good
  • 32.4%Satisfactory
  • 7.0%Fair
  • 1.4%Poor
Bridge Condition - Culverts
  • Bridge Condition - Culverts
  • 6.3%Excellent
  • 6.3%Very good
  • 34.4%Good
  • 31.3%Satisfactory
  • 12.5%Fair
  • 6.3%Poor
  • 3.1%Serious
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Structure Number: 605545,  Location: AT JCT U.S. 218 (Lat: 41.634092,  Lng: -91.567586),  Route carried "on" structure: State highway 1,  Year Built: 1983,  Status: Open,  Structure Length: 8.17m (26.80ft),  Average Daily Traffic: 7,950 (year 2020),  Truck Traffic: 4%,  Average Future Daily Traffic: 7,950 (year 2042),  Design Load: HS 20,  Features Intersected: US 218
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 57.767,  Lanes on structure: 2,  Lanes under structure: 4,  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 28.0m (91.9ft),  Curb-To-Curb Width: 12.1m (39.7ft),  Out-to-Out Width: 13.1m (43.0ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 59.0 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 33.7 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2022,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 60555,  Location: 1.1 mi. N of Jct. Iowa #1 (Lat: 41.646144,  Lng: -91.583314),  Route carried "on" structure: City street ,  Year Built: 1983,  Status: Open,  Structure Length: 12.50m (41.01ft),  Average Daily Traffic: 4,830 (year 2018),  Average Future Daily Traffic: 4,830 (year 2040),  Design Load: H 20,  Features Intersected: US 218,  Facility Carried by Structure: ROHRET RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.683,  Lanes on structure: 2,  Lanes under structure: 4,  Owner: State Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Skew: 4 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 40.2m (131.9ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 53.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 31.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Underclear: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 605555,  Location: 2.3 MI. N OF JCT. IA 1 (Lat: 41.656828,  Lng: -91.597278),  Route carried "on" structure: US 218,  Year Built: 1983,  Status: Open,  Structure Length: 9.72m (31.89ft),  Average Daily Traffic: 12,450 (year 2020),  Truck Traffic: 13%,  Average Future Daily Traffic: 12,450 (year 2040),  Design Load: HS 20,  Features Intersected: MELROSE AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 150.850,  Lanes on structure: 2,  Lanes under structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 14.0m (45.9ft),  Skew: 4 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 29.6m (97.1ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.2m (43.3ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Operating Rating: 79.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 37.3 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 60556,  Location: 2.3 MI. N OF JCT. IOWA #1 (Lat: 41.657328,  Lng: -91.598447),  Route carried "on" structure: US 218,  Year Built: 1983,  Status: Open,  Structure Length: 9.39m (30.81ft),  Average Daily Traffic: 12,450 (year 2020),  Truck Traffic: 13%,  Average Future Daily Traffic: 12,450 (year 2040),  Design Load: HS 20,  Features Intersected: MELROSE AV
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 287.888,  Lanes on structure: 2,  Lanes under structure: 4,  Owner: State Highway Agency,  Approaching Roadway Width: 14.0m (45.9ft),  Skew: 4 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 29.6m (97.1ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.2m (43.3ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Good,  Operating Rating: 72.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 43.6 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Underclear: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: November 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 701,  Location: 0.8 MI. S, OF SR F52 (Lat: 41.611719,  Lng: -91.651672),  Route carried "on" structure: State highway 1,  Year Built: 2020,  Status: Open,  Structure Length: 1.14m (3.74ft),  Average Daily Traffic: 5,300 (year 2020),  Truck Traffic: 11%,  Average Future Daily Traffic: 5,300 (year 2042),  Design Load: HL 93,  Features Intersected: OLD MANS CREEK E OVERFLO
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 126.465,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 3.7m (12.1ft)

Condition: Channel: Excellent,  Culverts: Very good,  Operating Rating: 44.7 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Inventory Rating: 34.7 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Equal to present desirable criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2022
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Structure Number: 701005,  Location: 0.8 mi S of SR F52 (Lat: 41.611947,  Lng: -91.651206),  Route carried "on" structure: State highway 1,  Year Built: 2020,  Status: Open,  Structure Length: 1.14m (3.74ft),  Average Daily Traffic: 5,300 (year 2020),  Truck Traffic: 11%,  Average Future Daily Traffic: 5,300 (year 2042),  Design Load: HL 93,  Features Intersected: OLD MANS CREEK E OVERFLO
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 126.512,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 3.7m (12.1ft)

Condition: Channel: Excellent,  Culverts: Very good,  Operating Rating: 44.7 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Inventory Rating: 34.7 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Equal to present desirable criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2022
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Structure Number: 31541,  Location: 000000000 (Lat: 41.664664,  Lng: -91.549767),  Route carried "under" structure: US 6,  Year Built: 1998,  Structure Length: 0. m,  Average Daily Traffic: 21,300 (year 2020),  Truck Traffic: 3%,  Features Intersected: US 6 & RR,  Facility Carried by Structure: WOOLF AVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 412.699,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Length of Maximum Span: 21.0m (68.9ft)

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Structure Number: 3177,  Location: AT JCT. I-80 (Lat: 41.686394,  Lng: -91.499436),  Route carried "under" structure: Interstate 80,  Year Built: 1962,  Structure Length: 0. m,  Average Daily Traffic: 17,150 (year 2020),  Truck Traffic: 38%,  Features Intersected: I-80,  Facility Carried by Structure: IA 1 NB
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 395.897,  Lanes on structure: 2,  Lanes under structure: 6,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 20.1m (65.9ft)

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Structure Number: 3178,  Location: AT JCT. I-80 (Lat: 41.687033,  Lng: -91.499392),  Route carried "under" structure: Interstate 80,  Year Built: 1962,  Structure Length: 0. m,  Average Daily Traffic: 17,150 (year 2020),  Truck Traffic: 38%,  Features Intersected: I-80,  Facility Carried by Structure: IA 1 SB
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 395.866,  Lanes on structure: 2,  Lanes under structure: 6,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 21.3m (69.9ft)

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Structure Number: 3211,  Location: At the jct. of S.R. W66 (Lat: 41.687011,  Lng: -91.540319),  Route carried "under" structure: Interstate 80,  Year Built: 1963,  Structure Length: 0. m,  Average Daily Traffic: 22,400 (year 2020),  Truck Traffic: 30%,  Features Intersected: I 80,  Facility Carried by Structure: SB DUBUQUE ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 392.511,  Lanes on structure: 2,  Lanes under structure: 6,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 20.1m (65.9ft)

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Structure Number: 3212,  Location: At the jct. of S.R. W66 (Lat: 41.686400,  Lng: -91.539486),  Route carried "under" structure: Interstate 80,  Year Built: 1963,  Structure Length: 0. m,  Average Daily Traffic: 22,400 (year 2020),  Truck Traffic: 30%,  Features Intersected: I 80,  Facility Carried by Structure: NB DUBUQUE ST
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 392.535,  Lanes on structure: 2,  Lanes under structure: 6,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 20.1m (65.9ft)

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Structure Number: 3213,  Location: 1.3 MI. W OF JCT. IA 1 (Lat: 41.687031,  Lng: -91.524378),  Route carried "under" structure: Interstate 80,  Year Built: 1962,  Structure Length: 0. m,  Average Daily Traffic: 49,800 (year 2020),  Truck Traffic: 27%,  Features Intersected: I 80,  Facility Carried by Structure: PRAIRIEDUCHIEN RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 393.811,  Lanes on structure: 2,  Lanes under structure: 6,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 19.8m (65.0ft)

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Structure Number: 3216,  Location: 3.0 mi. E of Jct. IA 1 (Lat: 41.671517,  Lng: -91.446103),  Route carried "under" structure: Interstate 80,  Year Built: 1961,  Structure Length: 0. m,  Average Daily Traffic: 33,800 (year 2020),  Truck Traffic: 38%,  Features Intersected: I-80,  Facility Carried by Structure: F-44
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 400.727,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 26.8m (87.9ft)

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Structure Number: 3217,  Location: 1.2 mi. E of Jct. SR F44 (Lat: 41.667322,  Lng: -91.424886),  Route carried "under" structure: Interstate 80,  Year Built: 1960,  Structure Length: 0. m,  Average Daily Traffic: 35,800 (year 2020),  Truck Traffic: 37%,  Features Intersected: I-80,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 402.553,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 19.8m (65.0ft)

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Structure Number: 605,  Location: 1.6 MI. S OF JCT. IA #1 (Lat: 41.614283,  Lng: -91.550356),  Route carried "under" structure: US 218,  Year Built: 1983,  Structure Length: 0. m,  Average Daily Traffic: 490 (year 2020),  Truck Traffic: 34%,  Features Intersected: F50 (OAK CREST HILL RD)
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.695,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 29.6m (97.1ft)

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Structure Number: 605005,  Location: 1.6 mi. S of Jct. IA 1 (Lat: 41.614892,  Lng: -91.550833),  Route carried "under" structure: US 218,  Year Built: 1983,  Structure Length: 0. m,  Average Daily Traffic: 490 (year 2020),  Truck Traffic: 34%,  Features Intersected: F50 (OAK CREST HILL RD)
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.665,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 29.6m (97.1ft)

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Structure Number: 605535,  Location: 0.8 mi. S of Jct. IA #1 (Lat: 41.625017,  Lng: -91.560211),  Route carried "under" structure: US 218,  Year Built: 1983,  Structure Length: 0. m,  Average Daily Traffic: 17,000 (year 2020),  Truck Traffic: 16%,  Features Intersected: US 218,  Facility Carried by Structure: DANE RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 146.182,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 40.2m (131.9ft)

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Structure Number: 60554,  Location: AT JCT U.S. 218 (Lat: 41.633389,  Lng: -91.568050),  Route carried "under" structure: US 218,  Year Built: 1983,  Structure Length: 0. m,  Average Daily Traffic: 7,250 (year 2020),  Truck Traffic: 19%,  Features Intersected: US 218,  Facility Carried by Structure: NB IA 1
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 147.271,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 28.0m (91.9ft)

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Structure Number: 605545,  Location: AT JCT U.S. 218 (Lat: 41.634092,  Lng: -91.567586),  Route carried "under" structure: US 218,  Year Built: 1983,  Structure Length: 0. m,  Average Daily Traffic: 7,250 (year 2020),  Truck Traffic: 19%,  Features Intersected: US 218,  Facility Carried by Structure: SB IA 1
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 147.300,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 28.0m (91.9ft)

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Structure Number: 60555,  Location: 1.1 mi. N of Jct. Iowa #1 (Lat: 41.646144,  Lng: -91.583314),  Route carried "under" structure: US 218,  Year Built: 1983,  Structure Length: 0. m,  Average Daily Traffic: 30,000 (year 2020),  Truck Traffic: 12%,  Features Intersected: US 218,  Facility Carried by Structure: ROHRET RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 149.131,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 40.2m (131.9ft)

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Structure Number: 605555,  Location: 2.3 MI. N OF JCT. IA 1 (Lat: 41.656828,  Lng: -91.597278),  Route carried "under" structure: City street ,  Year Built: 1983,  Structure Length: 0. m,  Average Daily Traffic: 2,650 (year 2018),  Features Intersected: MELROSE AVE,  Facility Carried by Structure: NB US 218
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.017,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 29.6m (97.1ft)

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Structure Number: 60556,  Location: 2.3 MI. N OF JCT. IOWA #1 (Lat: 41.657328,  Lng: -91.598447),  Route carried "under" structure: City street ,  Year Built: 1983,  Structure Length: 0. m,  Average Daily Traffic: 2,650 (year 2018),  Features Intersected: MELROSE AV,  Facility Carried by Structure: SB US 218
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.972,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 29.6m (97.1ft)

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