HistoricBridges.org Menu: HistoricBridges.org Menu:



BridgeSeek

Nearby Bridges in NBI 2021: 1


COUNTY ROAD 335 over USBR MAIN CANAL 001 (Route: 42335)
Num:L42335000+07001x
Open: no restriction [A]
Built: 1907, Reconstructed: N/A [0000]
Historic: Bridge is eligible for the NRHP. [2]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Steel [3] Truss - Thru [10]
Approach Span(s): Other [00]
Deck: Wood or Timber [8] with Wearing Surface: Gravel [8]
Bridge Dimensions
Length: 24.4 m = 80.1 ft
Main Spans: 1 at 24.4 m = 80.1 ft
Approach Spans: 0
Skew: 40
Width, Roadway: 5.3 m = 17.4 ft (2 Lanes) and Out-To-Out: 5.5 m = 18.0 ft for a 6.1 m = 20.0 ft approaching roadway.
Vertical Clearance: 4.27 m = 14.0 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Richland County [083], Montana [30]
Owned by County Highway Agency [02], DOT District: 4
8M SW SAVAGE
Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Satisfactory [6]
Loading
Design:
Operating: 29.9 metric ton = 32.9 tons (Allowable Stress(AS) [2])
Inventory: 19 metric ton = 20.9 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Basically intolerable requiring high priority of corrrective action [3]
Road Alignment: Meets minimum tolerable limits to be left in place as is [4]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: July 1999 [799] and Frequency: 24
Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 1 km = 0.6 mi
Traffic
ADT: 100 (2004) and Trucks: 0%
Future ADT: 100 (In 2025 )

Special Bridge Conditions Legend: R - Former location of relocated bridge. ! - At risk for demolition or destruction. X - Confirmed demolished or collapsed. S  - Dismantled and/or in storage. L -  Severe loss of historic integrity due to alteration.

Divider

Back

Top

Divider

About - Contact

Divider