Rating:
2 votes

Caven Bridge

Jackson County, Iowa

Photos 

North Fork Maquoketa River Bridge

View of the north side.

Photo taken by Dave King; Taken July 18, 2013

Enlarge

BH Photo #260022

Map 

Street View 

Facts 

Overview
Lost Pratt through truss bridge over North Fork Maquoketa River on 60th Avenue
Location
Jackson County, Iowa
Status
No longer exists
History
Built ca. 1900; Removed 2021
Design
7-panel, pinned Pratt through truss
Dimensions
Length of largest span: 108.9 ft.
Total length: 159.1 ft.
Deck width: 15.7 ft.
Vertical clearance above deck: 15.7 ft.
Also called
North Fork Maquoketa River Bridge
Approximate latitude, longitude
+42.18265, -90.83923   (decimal degrees)
42°10'58" N, 90°50'21" W   (degrees°minutes'seconds")
Approximate UTM coordinates
15/678441/4672316 (zone/easting/northing)
Quadrangle map:
Leisure Lake
Land survey
T. 85 N., R. 1 E.
Average daily traffic (as of 2017)
15
Inventory numbers
IA 193150 (Iowa bridge number)
BH 13722 (Bridgehunter.com ID)
Inspection report (as of April 2018)
Overall condition: Poor
Superstructure condition rating: Serious (3 out of 9)
Substructure condition rating: Fair (5 out of 9)
Deck condition rating: Poor (4 out of 9)
Sufficiency rating: 22.1 (out of 100)
View more at BridgeReports.com

Categories 

7-panel truss (505)
A-frame portal (522)
Built during 1900s (7,688)
Have street view (29,303)
Iowa (6,812)
Jackson County, Iowa (79)
Lally columns (357)
Lost (29,263)
Lost 2021 (110)
Lost during 2020s (299)
Maquoketa River (65)
 One-lane traffic (7,932)
Owned by county (21,660)
Pin-connected (4,911)
Pratt through truss (6,145)
Pratt truss (10,426)
Span length 100-125 feet (4,580)
Through truss (17,326)
Total length 125-175 feet (6,256)
Truss (36,100)
Wooden deck (6,179)

Update Log 

  • June 18, 2022: Updated by Paul Plassman: Added category "A-frame portal"; removed redundant category "A-frame portals"
  • May 8, 2022: New Street View added by Dave King
  • May 7, 2022: Updated by Tony Dillon: Updated status to lost per forum post
  • July 20, 2013: Updated by Clark Vance: Changed to Pratt truss
  • July 19, 2013: New photos from Dave King
  • January 23, 2012: Updated by Jason Smith: Adjusted the information

Sources 

  • Jason Smith - flensburg [dot] bridgehunter [dot] av [at] googlemail [dot] com
  • Dave King - DKinghawkfan [at] hotmail [dot] com
  • Clark Vance - cvance [at] dogmail [dot] com
  • Tony Dillon - spansaver [at] hotmail [dot] com
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Comments 

Caven Bridge
Posted May 8, 2022, by Dave King (DKinghawkfan [at] hotmail [dot] com)

Sad to see it go.

North Fork Maquoketa River Bridge
Posted May 7, 2022, by Troy Knox (Troyjknox [at] hotmail [dot] com)

I just saw a report that this bridge was removed in November of 2021. It also had the local name of Caven bridge which is what the water trails map for the area calls it. The poster approved my sharing of the photo.

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