Bridge #56
In service since 1936 (90 yrs) Pony Truss
Bridge #56
Built
1936
Type
Pony Truss
Style
Warren with Polygonal Top Chord
Length
136.20 ft
Main span
104.00 ft
Spans
1
Visits
1
Coordinates
36.9192778, -96.1789722

About

Polygonal Warren Pony Truss

Identity & location

NBI Number
065520000000000
Structure Number
57N3825E0060005
Carries
5756C
Crosses
Birch Creek
Year Built
1936

Structure

1 × 104.00ft Warren with Polygonal Top Chord Pony Truss span

Bridge Type
Pony Truss
Main Span Style
Warren with Polygonal Top Chord
Overall Length
136.20 ft
Main Span Length
104.00 ft
Deck Width
15.10 ft
Main Spans
1

Photos · 70

Unattached photos

70 photos

Visit log · 1

  1. Sep 28, 2024
    by Mike Roquemore

Appears in datasets

ODOT Off System Bridges NBI

Survey data vs. current bridge record

Field Survey Bridge
NBI No 06552 06552
Structure No 57N3825E0060005 57N3825E0060005
ODOT BRKEY 6552
County Osage Osage
Facility Carried 5756C 5756C
Feature BIRCH CREEK Birch Creek
Alt Name 57N3826E0060005
Description 104ft. PONY TRUSS & 32 Polygonal Warren Pony Truss
Year Built 1938 1936
Latitude 36.919283 36.9192778
Longitude -96.178958 -96.1789722
Overall Length 136.155 136.20
Deck Width 16.076 15.10
Main Spans 1 1
Skew 0
Lanes 1
Road Width 15.092
Material 3 - Steel
Design Truss — Thru (10)
Span Type Main Main span (M)
Deck Structure Concrete cast-in-place (1)
Open / Closed Posted for load (P)
Sufficiency 21.3
Structure Rating Critical (2)
Deck Rating Fair (5)
Super Rating Fair (5)
Sub Rating Fair (5)
Culvert Rating Not applicable (N)
Owner 02 - County Highway Agency
Custodian 02 - County Highway Agency
Hwy System 0 - Off Highway
Functional Class 07 - Major Collector (Rural)
Bridge System D
ADT 100
ADT Year 2022
Historical 2
Source: Oklahoma Department of Transportation (ArcGIS / NBI) · Imported May 6, 2026

Oklahoma Spans of Time 2021

Survey data vs. current bridge record

Field Survey Bridge
County Osage Osage
NBI No 06552 06552
Structure No 57N3825E0060005 57N3825E0060005
Facility Carried 5756C 5756C
Feature BIRCH CREEK
Truss Type Warren with Polygonal Top Chord Pony Truss Pony Truss
Year Built 1936 1936
NRHP Listed No
NRHP Eligible Yes
NRHP Criteria Eligible (A, C)
Source: Oklahoma Department of Transportation · Imported May 7, 2026

Oklahoma Spans of Time 2007

Survey data vs. current bridge record

Field Survey Bridge
County Osage Osage
Structure No 57N3825E0060005 57N3825E0060005
Build Date 1936 1936
Bridge Type Pony Truss Pony Truss
Num Spans 2 1
Total Length 136 136.20
Longest Span 104 104.00
Builder Plate No
Connections riveted
Builder Works Progress Administration
Curb Width 15
NR Eligible No
Source: Oklahoma Department of Transportation · Imported May 4, 2026

Oklahoma Spans of Time 1993

Survey data vs. current bridge record

Field Survey Bridge
County Osage Osage
Structure Number 57N3825E0060005 57N3825E0060005
Built Year 1936 1936
Bridge Type Pony Truss Pony Truss
Bridge Design Parker
Num Spans 2 1
Total Length 136 136.20
Main Span Length 104 104.00
Builder Plate Yes
Connections riveted
Curb Width 15
NRHP Listed No
Source: Oklahoma Department of Transportation / Spans of Time (1993) · Imported May 6, 2026

All surveys vs. bridge record

4 surveys · 47 fields

Field Bridge 2026 2021 2007 1993
NBI No 06552 06552 06552
Structure No 57N3825E0060005 57N3825E0060005 57N3825E0060005 57N3825E0060005 57N3825E0060005
ODOT BRKEY 6552
County Osage Osage Osage Osage Osage
Facility Carried 5756C 5756C 5756C
Feature Birch Creek BIRCH CREEK BIRCH CREEK
Alt Name 57N3826E0060005
Description Polygonal Warren Pony Truss 104ft. PONY TRUSS & 32
Year Built 1936 1938 1936 1936 1936
Latitude 36.9192778 36.919283
Longitude -96.1789722 -96.178958
Overall Length 136.20 136.155
Deck Width 15.10 16.076
Main Spans 1 1
Skew 0
Lanes 1
Roadway / Curb Width 15.092 15 15
Material 3 - Steel
Design Truss — Thru (10)
Span Type Main Main span (M)
Deck Structure Concrete cast-in-place (1)
Open / Closed Posted for load (P)
Sufficiency 21.3
Structure Rating Critical (2)
Deck Rating Fair (5)
Super Rating Fair (5)
Sub Rating Fair (5)
Culvert Rating Not applicable (N)
Owner 02 - County Highway Agency
Custodian 02 - County Highway Agency
Hwy System 0 - Off Highway
Functional Class 07 - Major Collector (Rural)
Bridge System D
ADT 100
ADT Year 2022
Historical 2
Truss Type Pony Truss Warren with Polygonal Top Chord Pony Truss Pony Truss Pony Truss
NRHP Listed No No
NRHP Eligible Yes No
NRHP Criteria Eligible (A, C)
Num Spans 1 2 2
Total Length 136.20 136 136
Main / Longest Span 104.00 104 104
Builder Plate No Yes
Connections riveted riveted
Builder Works Progress Administration
Bridge Design Parker
✓ matches the bridge record · ✗ differs · blank in the Bridge column means the bridge record has no value for that field.

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