250TH ST over LOST CREEK (Route: 0)
Num:302921x
Open: no restriction [A]
Built: 1985, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Concrete continuous [2] Slab [01]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]

Bridge Dimensions
Length: 45.7 m = 149.9 ft
Main Spans: 4 at 12.8 m = 42.0 ft
Approach Spans: 0
Skew: 45
Width, Roadway: 7.3 m = 24.0 ft (2 Lanes) and Out-To-Out: 7.6 m = 24.9 ft for a 7.3 m = 24.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Unknown [00000]: Scott County [163], Iowa [19]
Owned by County Highway Agency [02], DOT District: 0
079E50701

Condition
Deck: Good [7]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: M 18 / H 20 [4]
Operating: 69.2 metric ton = 76.1 tons (Load Factor(LF) [1])
Inventory: 41.5 metric ton = 45.7 tons (Load Factor(LF) [1])

Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Equal to present minimum criteria [6]
Road Alignment: Equal to present minimum criteria [6]
Waterway: Better than present minimum criteria [7] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: April 1999 [499] and Frequency: 48

Future Work
Work Needed: Other structural work: including hydraulic replacements. [38]
Bridge Detour: 0.6 km = 0.4 mi
Traffic
ADT: 80 (2018) and Trucks: 0%
Future ADT: 80 (In 2039 )

240TH AVE over CREEK (Route: 0)
Num:302940x
Posted for load [P]
Built: 1967, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.4 Miles (0.6 Kilometers)

Bridge Type
Main Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]

Bridge Dimensions
Length: 13.7 m = 44.9 ft
Main Spans: 1 at 13.1 m = 43.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 8.5 m = 27.9 ft (2 Lanes) and Out-To-Out: 9.1 m = 29.9 ft for a 10.4 m = 34.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Unknown [00000]: Scott County [163], Iowa [19]
Owned by County Highway Agency [02], DOT District: 0
079E50702

Condition
Deck: Fair [5]
Superstructure: Satisfactory [6]
Substructure: Serious [3]
Loading
Design: M 18 / H 20 [4]
Operating: 27.7 metric ton = 30.5 tons (Allowable Stress(AS) [2])
Inventory: 17.8 metric ton = 19.6 tons (Allowable Stress(AS) [2])

Appraisal
Structural: Basically intolerable requiring high priority of corrrective action [3]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Better than present minimum criteria [7]
Waterway: Better than present minimum criteria [7] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: April 2020 [0420] and Frequency: 12

Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 2.6 km = 1.6 mi
Traffic
ADT: 2140 (2018) and Trucks: 16%
Future ADT: 2140 (In 2040 )