TAMPICO RD N over MILK RIVER 094 (Route: 53409)
Num:L53507000+03001x
Open: no restriction [A]
Built: 2002, 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 continuous [4] 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: 114.2 m = 374.7 ft
Main Spans: 3 at 42 m = 137.8 ft
Approach Spans: 0
Skew: 35
Width, Roadway: 8.4 m = 27.6 ft (2 Lanes) and Out-To-Out: 9.1 m = 29.9 ft for a 7.4 m = 24.3 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Unknown [00000]: Valley County [105], Montana [30]
Owned by County Highway Agency [02], DOT District: 4
N TAMPICO

Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 57.8 metric ton = 63.6 tons (Load Factor(LF) [1])
Inventory: 34.7 metric ton = 38.2 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: Equal to present minimum criteria [6] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: May 1999 [599] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 2.9 km = 1.8 mi
Traffic
ADT: 100 (2002) and Trucks: 0%
Future ADT: 100 (In 2025 )

TAMPICO RD over VANDALIA SOUTH CANAL 003 (Route: 53401)
Num:L53401000+05001x
Open: no restriction [A]
Built: 2002, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.3 Miles (0.4 Kilometers)

Bridge Type
Main Span(s): Steel [3] Culvert [19]
Approach Span(s): Other [00]
Deck: Not applicable [N] with Wearing Surface: Not applicable (applies only to structures with no deck) [N]

Bridge Dimensions
Length: 7.4 m = 24.3 ft
Main Spans: 1 at 7.4 m = 24.3 ft
Approach Spans: 0
Skew: 45
Width, Roadway: 0 m = 0.0 ft (2 Lanes) and Out-To-Out: 0 m = 0.0 ft for a 9 m = 29.5 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Unknown [00000]: Valley County [105], Montana [30]
Owned by County Highway Agency [02], DOT District: 4
NW TAMPICO

Condition
Deck: Not Applicable [N]
Superstructure: Not Applicable [N]
Substructure: Not Applicable [N]
Loading
Design: MS 18 / HS 20 [5]
Operating: 42.6 metric ton = 46.9 tons (Load and Resistance Factor(LRFR) [3])
Inventory: 32.7 metric ton = 36.0 tons (Load and Resistance Factor(LRFR) [3])

Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: N/A [N]
Road Alignment: Better than present minimum criteria [7]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: November 2020 [1120] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 19.9 km = 12.3 mi
Traffic
ADT: 30 (2019) and Trucks: 0%
Future ADT: 32 (In 2039 )