Rating:
2 votes

Adair County Road 284 Bridge

Photo 

Adair County Road 284 Bridge

Photo taken by Chris Gonnerman in October 2010

Enlarge

BH Photo #209269

Map 

Facts 

Overview
Pony truss bridge over Salt River on CR 284
Location
Adair County, Missouri
Status
Open to traffic
History
Built ca. 1930
Design
Riveted Warren pony truss
Dimensions
Length of largest span: 60.0 ft.
Total length: 111.8 ft.
Deck width: 15.0 ft.
Approximate latitude, longitude
+40.15320, -92.39321   (decimal degrees)
40°09'12" N, 92°23'36" W   (degrees°minutes'seconds")
Approximate UTM coordinates
15/551679/4444937 (zone/easting/northing)
Quadrangle map:
Brashear
Land survey
T. 62 N., R. 15 W., Sec. 19
Inventory numbers
MO 001-284001.0 (Missouri off-system bridge number)
MONBI 21000 (Missouri bridge number on the National Bridge Inventory)
BH 20684 (Bridgehunter.com ID)
Inspection (as of 02/2016)
Deck condition rating: Poor (4 out of 9)
Superstructure condition rating: Poor (4 out of 9)
Substructure condition rating: Poor (4 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 26.7 (out of 100)
Average daily traffic (as of 2016)
5

Categories 

Adair County, Missouri (52)
Built during 1930s (10,693)
Missouri (5,968)
One-lane traffic (7,434)
Open (36,901)
Owned by county (18,928)
Pony truss (15,088)
Span length 50-75 feet (9,017)
Structurally deficient (18,555)
Total length 100-125 feet (4,702)
Truss (29,556)
Warren pony truss (2,957)
Warren truss (5,827)
Wooden deck (5,873)

Update Log 

  • August 19, 2011: New photo from Chris Gonnerman