Jump to a detailed profile or search site with Google Custom Search

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


  • National Bridge Inventory (NBI) Statistics
  • 23Number of bridges
  • 269ft / 81.9mTotal length
  • 13,555Total average daily traffic
  • 4,025Total average daily truck traffic
  • National Bridge Inventory (NBI) Registered Bridges for Early
  • No street view available for this location

New bridges in Early, IA - historical statistics
  • New bridges - historical statistics
  • 21910-1919
  • 21930-1939
  • 11950-1959
  • 21960-1969
  • 41970-1979
  • 41980-1989
  • 11990-1999
  • 12000-2009
  • 62010-2019
Reconstructed bridges in Early, IA - Historical Statistics
  • Reconstructed bridges - Historical Statistics
  • 11960-1969
  • 11970-1979
  • 11980-1989
Average Bridge Truck Traffic in Early, IA
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 11.1%Very good
  • 27.8%Good
  • 38.9%Satisfactory
  • 11.1%Fair
  • 11.1%Poor
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 22.2%Very good
  • 50.0%Good
  • 22.2%Satisfactory
  • 5.6%Poor
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 27.8%Very good
  • 16.7%Good
  • 16.7%Satisfactory
  • 11.1%Fair
  • 16.7%Poor
  • 11.1%Serious
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 15.8%Very good
  • 26.3%Good
  • 52.6%Satisfactory
  • 5.3%Fair
Bridge Condition - Culverts
  • Bridge Condition - Culverts
  • 33.3%Satisfactory
  • 66.7%Fair
Find on map >>   Show street view

Structure Number: 46552,  Location: 1.9 MILES WEST OF US 71 (Lat: 42.474569,  Lng: -95.189519),  Route carried "on" structure: US 20,  Year Built: 2018,  Status: Open,  Structure Length: 9.36m (30.71ft),  Average Daily Traffic: 2,185 (year 2020),  Truck Traffic: 37%,  Average Future Daily Traffic: 2,185 (year 2041),  Design Load: HL 93,  Features Intersected: BOYER RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 100.841,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 32.6m (107.0ft),  Curb-To-Curb Width: 12.5m (41.0ft),  Out-to-Out Width: 13.5m (44.3ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 42.1 metric tons,  Method Used To Determine Operating Rating: Assigned ratings based on Load and Resistance Factor Design (LRFD) reported by rating factor (RF) using HL93 loadings,  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Assigned ratings based on Load and Resistance Factor Design (LRFD) reported by rating factor (RF) using HL93 loadings,  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing
Find on map >>   Show street view

Structure Number: 4656,  Location: 0.2 mi. N of SR D-36 (Lat: 42.424922,  Lng: -95.147925),  Route carried "on" structure: State highway 471,  Year Built: 1933,  Year Reconstructed: 1969,  Status: Open,  Structure Length: 0.64m (2.10ft),  Average Daily Traffic: 1,190 (year 2020),  Truck Traffic: 21%,  Average Future Daily Traffic: 1,190 (year 2041),  Design Load: H 20,  Features Intersected: DRAINAGE DITCH
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 12.571,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.0m (9.8ft)

Condition: Channel: Fair,  Culverts: Fair,  Operating Rating: 24.5 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 18.1 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021
Find on map >>   Show street view

Structure Number: 300941,  Location: 088370504 (Lat: 42.469386,  Lng: -95.187014),  Route carried "on" structure: County highway ,  Year Built: 1978,  Status: Open,  Structure Length: 2.38m (7.81ft),  Average Daily Traffic: 30 (year 2019),  Average Future Daily Traffic: 30 (year 2040),  Design Load: H 20,  Features Intersected: SMALL,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 27.129,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.8m (32.2ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 8.8m (28.9ft),  Curb-To-Curb Width: 9.2m (30.2ft),  Out-to-Out Width: 9.8m (32.2ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 52.4 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 33.0 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,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 7.80m (25.59ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: August 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Gravel
Find on map >>   Show street view

Structure Number: 300971,  Location: 088370801 (Lat: 42.458019,  Lng: -95.172600),  Route carried "on" structure: County highway ,  Year Built: 1975,  Status: Open,  Structure Length: 5.46m (17.91ft),  Average Daily Traffic: 100 (year 2019),  Truck Traffic: 11%,  Average Future Daily Traffic: 100 (year 2040),  Design Load: H 20,  Features Intersected: BOYER RIVER,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 12.316,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 19.8m (65.0ft),  Curb-To-Curb Width: 9.3m (30.5ft),  Out-to-Out Width: 9.8m (32.2ft)

Condition: Deck: Fair,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 66.8 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 36.3 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,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 17.90m (58.73ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
Find on map >>   Show street view

Structure Number: 30098,  Location: 088370802 (Lat: 42.449028,  Lng: -95.187031),  Route carried "on" structure: County highway ,  Year Built: 1919,  Year Reconstructed: 1987,  Status: Posted for load-capacity,  Structure Length: 1.01m (3.31ft),  Average Daily Traffic: 25 (year 2019),  Average Future Daily Traffic: 25 (year 2040),  Features Intersected: SMALL CREEK,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 24.868,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 9.4m (30.8ft),  Curb-To-Curb Width: 7.4m (24.3ft),  Out-to-Out Width: 7.5m (24.6ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 32.7 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 19.5 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 10.0 - 19.9% below),  Length Of Structure Improvement: 3.30m (10.83ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Gravel
Find on map >>   Show street view

Structure Number: 301001,  Location: 088371601 (Lat: 42.443661,  Lng: -95.151342),  Route carried "on" structure: County highway ,  Year Built: 1994,  Status: Open,  Structure Length: 4.66m (15.29ft),  Average Daily Traffic: 40 (year 2019),  Average Future Daily Traffic: 40 (year 2040),  Design Load: HS 20,  Features Intersected: BOYER RIVER,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 14.072,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 1 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 18.0m (59.1ft),  Curb-To-Curb Width: 7.5m (24.6ft),  Out-to-Out Width: 7.9m (25.9ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Good,  Channel: Good,  Operating Rating: 89.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 53.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 15.30m (50.20ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: August 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
Find on map >>   Show street view

Structure Number: 30102,  Location: 088372101 (Lat: 42.429206,  Lng: -95.152319),  Route carried "on" structure: County highway ,  Year Built: 1967,  Status: Open,  Structure Length: 4.66m (15.29ft),  Average Daily Traffic: 20 (year 2019),  Average Future Daily Traffic: 20 (year 2040),  Design Load: H 20,  Features Intersected: BOYER RIVER,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 14.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 10.4m (34.1ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 18.0m (59.1ft),  Curb-To-Curb Width: 8.5m (27.9ft),  Out-to-Out Width: 9.1m (29.9ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 39.0 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 26.3 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,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 15.30m (50.20ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2020,  Bridge Improvement Cost: $20,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
Find on map >>   Show street view

Structure Number: 30103,  Location: 088372102 (Lat: 42.419189,  Lng: -95.167244),  Route carried "on" structure: County highway ,  Year Built: 1956,  Status: Posted for load,  Structure Length: 1.74m (5.71ft),  Average Daily Traffic: 20 (year 2019),  Average Future Daily Traffic: 20 (year 2041),  Design Load: H 15,  Features Intersected: STREAM,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 19.853,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 16.8m (55.1ft),  Curb-To-Curb Width: 6.2m (20.3ft),  Out-to-Out Width: 6.7m (22.0ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Serious,  Channel: Satisfactory,  Operating Rating: 3.6 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Structural Evaluation: High priority of replacement,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: > 39.9% below),  Length Of Structure Improvement: 7.50m (24.61ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: August 2021,  Bridge Improvement Cost: $198,000,  Roadway Improvement Cost: $20,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Gravel
Find on map >>   Show street view

Structure Number: 30106,  Location: 088372801 (Lat: 42.414736,  Lng: -95.160869),  Route carried "on" structure: County highway ,  Year Built: 1960,  Status: Posted for load,  Structure Length: 1.74m (5.71ft),  Average Daily Traffic: 40 (year 2019),  Average Future Daily Traffic: 40 (year 2041),  Design Load: H 15,  Features Intersected: STREAM,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 10.112,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 16.8m (55.1ft),  Curb-To-Curb Width: 6.2m (20.3ft),  Out-to-Out Width: 6.7m (22.0ft)

Condition: Deck: Fair,  Superstructure: Satisfactory,  Substructure: Serious,  Channel: Satisfactory,  Operating Rating: 6.8 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Structural Evaluation: High priority of replacement,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: > 39.9% below),  Length Of Structure Improvement: 5.70m (18.70ft),  Designated Inspection Frequency: Every 12 months,  Inspection Date: August 2021,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Gravel
Find on map >>   Show street view

Structure Number: 301071,  Location: 088372801 (Lat: 42.414750,  Lng: -95.154244),  Route carried "on" structure: County highway ,  Year Built: 2005,  Status: Open,  Structure Length: 4.57m (14.99ft),  Average Daily Traffic: 40 (year 2019),  Average Future Daily Traffic: 40 (year 2039),  Design Load: HS 20,  Features Intersected: BOYER RIVER,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 10.657,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 17.7m (58.1ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 9.8m (32.2ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 89.8 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 53.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 15.00m (49.21ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: August 2019,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
Find on map >>   Show street view

Structure Number: 301091,  Location: 088373301 (Lat: 42.400286,  Lng: -95.157125),  Route carried "on" structure: County highway ,  Year Built: 1979,  Status: Open,  Structure Length: 5.46m (17.91ft),  Average Daily Traffic: 100 (year 2019),  Truck Traffic: 23%,  Average Future Daily Traffic: 100 (year 2040),  Design Load: H 20,  Features Intersected: BOYER RIVER,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 13.623,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 10.4m (34.1ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 19.8m (65.0ft),  Curb-To-Curb Width: 9.2m (30.2ft),  Out-to-Out Width: 9.8m (32.2ft)

Condition: Deck: Poor,  Superstructure: Good,  Substructure: Fair,  Channel: Satisfactory,  Operating Rating: 66.8 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 36.3 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 17.90m (58.73ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
Find on map >>   Show street view

Structure Number: 301851,  Location: 089372602 (Lat: 42.496528,  Lng: -95.189819),  Route carried "on" structure: County highway ,  Year Built: 1976,  Status: Open,  Structure Length: 5.49m (18.01ft),  Average Daily Traffic: 25 (year 2019),  Average Future Daily Traffic: 25 (year 2040),  Design Load: H 20,  Features Intersected: BOYER RIVER,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 30.386,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Skew: 3 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 19.8m (65.0ft),  Curb-To-Curb Width: 9.2m (30.2ft),  Out-to-Out Width: 9.8m (32.2ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 66.8 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 36.3 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 18.00m (59.06ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: August 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
Find on map >>   Show street view

Structure Number: 301861,  Location: 089372701 (Lat: 42.503608,  Lng: -95.202117),  Route carried "on" structure: County highway ,  Year Built: 1989,  Status: Open,  Structure Length: 4.88m (16.01ft),  Average Daily Traffic: 25 (year 2019),  Average Future Daily Traffic: 25 (year 2040),  Design Load: HS 20,  Features Intersected: BOYER RIVER,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 14.463,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.3m (24.0ft),  Skew: 3 degrees,  Material/Design: Concrete continuous,  Design/Construction: Slab,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 13.4m (44.0ft),  Curb-To-Curb Width: 7.5m (24.6ft),  Out-to-Out Width: 8.3m (27.2ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 44.1 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 13.90m (45.60ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: August 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Gravel
Find on map >>   Show street view

Structure Number: 301921,  Location: 089373402 (Lat: 42.483850,  Lng: -95.209453),  Route carried "on" structure: County highway ,  Year Built: 1985,  Status: Open,  Structure Length: 0.73m (2.40ft),  Average Daily Traffic: 25 (year 2019),  Average Future Daily Traffic: 25 (year 2040),  Design Load: HS 20,  Features Intersected: STREAM,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 30.338,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.9m (25.9ft),  Skew: 4 degrees,  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 2.4m (7.9ft)

Condition: Channel: Good,  Culverts: Satisfactory,  Operating Rating: 44.1 metric tons,  Method Used To Determine Operating Rating: Assigned rating based on Load Factor Design (LFD) reported in metric tons,  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Assigned rating based on Load Factor Design (LFD) reported in metric tons,  Structural Evaluation: Equal to present minimum criteria,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.60m (8.53ft),  Designated Inspection Frequency: Every 48 months,  Inspection Date: August 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000
Find on map >>   Show street view

Structure Number: 30193,  Location: 089373501 (Lat: 42.489069,  Lng: -95.182944),  Route carried "on" structure: County highway ,  Year Built: 1916,  Status: Posted for load,  Structure Length: 2.83m (9.28ft),  Average Daily Traffic: 60 (year 2019),  Average Future Daily Traffic: 60 (year 2041),  Features Intersected: BOYER RIVER,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 16.958,  Lanes on structure: 1,  Owner: County Highway Agency,  Approaching Roadway Width: 7.6m (24.9ft),  Material/Design: Steel,  Design/Construction: Truss - Thru,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 27.4m (89.9ft),  Curb-To-Curb Width: 4.8m (15.7ft),  Out-to-Out Width: 4.9m (16.1ft)

Condition: Deck: Poor,  Superstructure: Poor,  Substructure: Poor,  Channel: Satisfactory,  Operating Rating: 23.2 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 17.0 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Equal to present desirable criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 12.00m (39.37ft),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: August 2021,  Critical Feature Inspection Date: June 2021,  Bridge Improvement Cost: $316,000,  Roadway Improvement Cost: $32,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
Find on map >>   Show street view

Structure Number: 301951,  Location: 089373502 (Lat: 42.480042,  Lng: -95.189894),  Route carried "on" structure: County highway ,  Year Built: 1981,  Status: Open,  Structure Length: 1.37m (4.49ft),  Average Daily Traffic: 25 (year 2019),  Average Future Daily Traffic: 25 (year 2040),  Design Load: H 20,  Features Intersected: STREAM,  Facility Carried by Structure: FM
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 28.555,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 7.0m (23.0ft),  Skew: 3 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 13.1m (43.0ft),  Curb-To-Curb Width: 9.2m (30.2ft),  Out-to-Out Width: 9.8m (32.2ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Poor,  Channel: Satisfactory,  Operating Rating: 36.7 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 25.4 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 4.50m (14.76ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Gravel
Find on map >>   Show street view

Structure Number: 36179,  Location: 088370602 (Lat: 42.463650,  Lng: -95.205558),  Route carried "on" structure: County highway ,  Year Built: 1981,  Status: Open,  Structure Length: 0.98m (3.22ft),  Average Daily Traffic: 30 (year 2019),  Average Future Daily Traffic: 30 (year 2040),  Design Load: H 20,  Features Intersected: STREAM,  Facility Carried by Structure: LOCAL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 28.069,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.5m (27.9ft),  Material/Design: Concrete,  Design/Construction: Slab,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 9.1m (29.9ft),  Curb-To-Curb Width: 9.2m (30.2ft),  Out-to-Out Width: 9.8m (32.2ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Poor,  Channel: Satisfactory,  Operating Rating: 59.6 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Meets minimum limits,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Length Of Structure Improvement: 3.20m (10.50ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2020,  Bridge Improvement Cost: $15,000,  Roadway Improvement Cost: $2,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Gravel
Find on map >>   Show street view

Structure Number: 365825,  Location: 088372403 (Lat: 42.422094,  Lng: -95.104047),  Route carried "on" structure: County highway ,  Year Built: 1933,  Year Reconstructed: 1978,  Status: Open,  Structure Length: 0.82m (2.69ft),  Average Daily Traffic: 680 (year 2019),  Average Future Daily Traffic: 680 (year 2041),  Design Load: H 15,  Features Intersected: DRAINAGE DITCH,  Facility Carried by Structure: D 36 (255TH ST)
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 3.611,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 14.0m (45.9ft),  Material/Design: Concrete continuous,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.7m (12.1ft)

Condition: Channel: Good,  Culverts: Fair,  Operating Rating: 44.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 26.3 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: August 2021
Find on map >>   Show street view

Structure Number: 700065,  Location: At jct. US 71 (Lat: 42.472036,  Lng: -95.148800),  Route carried "on" structure: US 20,  Year Built: 2012,  Status: Open,  Structure Length: 6.90m (22.64ft),  Average Daily Traffic: 1,980 (year 2020),  Truck Traffic: 44%,  Average Future Daily Traffic: 1,980 (year 2040),  Design Load: HL 93,  Features Intersected: US 71 SB & IA 471
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 104.215,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.0m (39.4ft),  Skew: 2 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 32.5m (106.6ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.2m (43.3ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Very good,  Operating Rating: 42.1 metric tons,  Method Used To Determine Operating Rating: Assigned ratings based on Load and Resistance Factor Design (LRFD) reported by rating factor (RF) using HL93 loadings,  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Assigned ratings based on Load and Resistance Factor Design (LRFD) reported by rating factor (RF) using HL93 loadings,  Structural Evaluation: Equal to present desirable 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: August 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing
Find on map >>   Show street view

Structure Number: 70007,  Location: at jct of US 71 (Lat: 42.472156,  Lng: -95.147964),  Route carried "on" structure: US 20,  Year Built: 2012,  Status: Open,  Structure Length: 6.90m (22.64ft),  Average Daily Traffic: 1,980 (year 2020),  Truck Traffic: 44%,  Average Future Daily Traffic: 1,980 (year 2040),  Design Load: HL 93,  Features Intersected: US 71 SB & IA 471
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 378.899,  Lanes on structure: 2,  Lanes under structure: 3,  Owner: State Highway Agency,  Approaching Roadway Width: 12.0m (39.4ft),  Skew: 2 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 32.5m (106.6ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.2m (43.3ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Very good,  Operating Rating: 42.1 metric tons,  Method Used To Determine Operating Rating: Assigned ratings based on Load and Resistance Factor Design (LRFD) reported by rating factor (RF) using HL93 loadings,  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Assigned ratings based on Load and Resistance Factor Design (LRFD) reported by rating factor (RF) using HL93 loadings,  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: August 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing
Find on map >>   Show street view

Structure Number: 70082,  Location: 1.9 MILES WEST OF US 71 (Lat: 42.474792,  Lng: -95.188339),  Route carried "on" structure: US 20,  Year Built: 2017,  Status: Open,  Structure Length: 9.36m (30.71ft),  Average Daily Traffic: 2,185 (year 2020),  Truck Traffic: 37%,  Average Future Daily Traffic: 2,185 (year 2041),  Design Load: HL 93,  Features Intersected: BOYER RIVER
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 382.247,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 32.6m (107.0ft),  Curb-To-Curb Width: 12.5m (41.0ft),  Out-to-Out Width: 14.1m (46.3ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Very good,  Channel: Very good,  Operating Rating: 42.1 metric tons,  Method Used To Determine Operating Rating: Assigned ratings based on Load and Resistance Factor Design (LRFD) reported by rating factor (RF) using HL93 loadings,  Inventory Rating: 32.4 metric tons,  Method Used To Determine Inventory Rating: Assigned ratings based on Load and Resistance Factor Design (LRFD) reported by rating factor (RF) using HL93 loadings,  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Better than present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing
Find on map >>   Show street view

Structure Number: 700065,  Location: At jct. US 71 (Lat: 42.472036,  Lng: -95.148800),  Route carried "under" structure: US 71,  Year Built: 2012,  Structure Length: 0. m,  Average Daily Traffic: 1,375 (year 2020),  Truck Traffic: 14%,  Features Intersected: US 71 SB & IA 471,  Facility Carried by Structure: US 20 EB
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 127.338,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 32.5m (106.6ft)

Find on map >>   Show street view

Structure Number: 70007,  Location: at jct of US 71 (Lat: 42.472156,  Lng: -95.147964),  Route carried "under" structure: US 71,  Year Built: 2012,  Structure Length: 0. m,  Average Daily Traffic: 1,375 (year 2020),  Truck Traffic: 14%,  Features Intersected: US 71 SB & IA 471,  Facility Carried by Structure: US 20 WB
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 127.306,  Lanes on structure: 2,  Lanes under structure: 3,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 32.5m (106.6ft)

Discuss Early, Iowa (IA) on our hugely popular Iowa forum.


City-data.com does not guarantee the accuracy or timeliness of any information on this site.  Use at your own risk.
Some parts © 2024 Advameg, Inc.