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Nearby Bridges in NBI 2021: 2


31-Z001 over MEXICAN SPR WASH (Route: 31001)
Num:8867x
Posted for load [P]
Built: 1991, 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): Aluminum: Wrought Iron or Cast Iron [9] Truss - Thru [10]
Approach Span(s): Other [00]
Deck: Aluminum [7] with Wearing Surface: Other [9]
Bridge Dimensions
Length: 35.7 m = 117.1 ft
Main Spans: 1 at 35.7 m = 117.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 4.3 m = 14.1 ft (1 Lanes) and Out-To-Out: 5.2 m = 17.1 ft for a 4.9 m = 16.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: McKinley County [031], New Mexico [35]
Owned by County Highway Agency [02], DOT District: 6
2.8 MI W US-491 @ MP-17.9
Condition
Deck: Fair [5]
Superstructure: Poor [4]
Substructure: Fair [5]
Loading
Design:
Operating: 13 metric ton = 14.3 tons (Load Factor(LF) [1])
Inventory: 8.1 metric ton = 8.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Basically intolerable requiring high priority of replacement [2]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Better than present minimum criteria [7] and "Bridge with ""unknown"" foundation that has not been evaluated for scour. [U]"
Inspections
Date: April 2021 [0421] 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: 0.2 km = 0.1 mi
Traffic
ADT: 347 (2019) and Trucks: 0%
Future ADT: 445 (In 2039 )
IRR BIA RTE N9504 over FIQUERDO WASH (Route: 0)
Num:00000000000N660x
Posted for load [P]
Built: 1976, 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): Aluminum: Wrought Iron or Cast Iron [9] Truss - Thru [10]
Approach Span(s): Other [00]
Deck: Aluminum [7] with Wearing Surface:
Bridge Dimensions
Length: 27.2 m = 89.2 ft
Main Spans: 1 at 26.7 m = 87.6 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 4.3 m = 14.1 ft (1 Lanes) and Out-To-Out: 4.7 m = 15.4 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
Nakaibito [50860]: McKinley County [031], New Mexico [35]
Owned by Bureau of Indian Affairs [62], DOT District: 6
SOUTH EDGE NAKAIBITO NM
Condition
Deck: Poor [4]
Superstructure: Poor [4]
Substructure: Serious [3]
Loading
Design:
Operating: 11.2 metric ton = 12.3 tons (Load Factor(LF) [1])
Inventory: 6.7 metric ton = 7.4 tons (Load Factor(LF) [1])
Appraisal
Structural: Basically intolerable requiring high priority of replacement [2]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Waterway: Somewhat better than minimum adequacy to tolerate being left in place as is [5] and Bridge is scour critical; bridge foundations determined to be unstable. [3]
Inspections
Date: July 1999 [799] 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: 1 km = 0.6 mi
Traffic
ADT: 137 (2019) and Trucks: 2%
Future ADT: 160 (In 2036 )

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.

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