US 50 ML EBND over GUNNISON RIVER (Route: 50)
Num:I-04-Kx
Open: no restriction [A]
Built: 1966, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.1 Miles (0.1 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: Bituminous [6]

Bridge Dimensions
Length: 93.8 m = 307.8 ft
Main Spans: 4 at 25.3 m = 83.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 9.1 m = 29.9 ft (2 Lanes) and Out-To-Out: 11 m = 36.1 ft for a 9.8 m = 32.2 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Delta [19850]: Delta County [029], Colorado [08]
Owned by State Highway Agency [01], DOT District: 32
IN DELTA

Condition
Deck: Satisfactory [6]
Superstructure: Fair [5]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 47.2 metric ton = 51.9 tons (Load Factor(LF) [1])
Inventory: 28.2 metric ton = 31.0 tons (Load Factor(LF) [1])

Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge is scour critical; bridge foundations determined to be unstable. [3]
Inspections
Date: October 2020 [1020] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 0.1 km = 0.1 mi
Traffic
ADT: 13000 (2018) and Trucks: 7%
Future ADT: 13910 (In 2038 )

US 50 ML WBND over GUNNISON RIVER (Route: 50)
Num:I-04-Nx
Open: no restriction [A]
Built: 1992, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.1 Miles (0.1 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: Bituminous [6]

Bridge Dimensions
Length: 100.7 m = 330.4 ft
Main Spans: 3 at 50.6 m = 166.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 11.6 m = 38.1 ft (2 Lanes) and Out-To-Out: 14.1 m = 46.3 ft for a 11.9 m = 39.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Unknown [00000]: Delta County [029], Colorado [08]
Owned by State Highway Agency [01], DOT District: 32
North edge of Delta

Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 53 metric ton = 58.3 tons (Load Factor(LF) [1])
Inventory: 31.8 metric ton = 35.0 tons (Load Factor(LF) [1])

Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: May 2020 [0520] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 0.1 km = 0.1 mi
Traffic
ADT: 13000 (2018) and Trucks: 8%
Future ADT: 13910 (In 2038 )

Confluence Dr. over RR Spur (Route: 0)
Num:DELTA BYPASS-2x
Open: no restriction [A]
Built: 2013, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.5 Miles (0.8 Kilometers)

Bridge Type
Main Span(s): Prestressed concrete [5] 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: 46.1 m = 151.3 ft
Main Spans: 1 at 34.3 m = 112.5 ft
Approach Spans: 0
Skew: 60
Width, Roadway: 20.2 m = 66.3 ft (4 Lanes) and Out-To-Out: 21 m = 68.9 ft for a 20.1 m = 65.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Delta [19850]: Delta County [029], Colorado [08]
Owned by City or Municipal Highway Agency [04], DOT District: 53
0.4 Mi W of SH50

Condition
Deck: Satisfactory [6]
Superstructure: Very Good [8]
Substructure: Very Good [8]
Loading
Design: HL93 [A]
Operating: 79.1 metric ton = 87.0 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 47.3 metric ton = 52.0 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])

Appraisal
Structural: Equal to present desirable criteria [8]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Equal to present desirable criteria [8]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: September 1999 [999] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 0.3 km = 0.2 mi
Traffic
ADT: 4237 (2018) and Trucks: 30%
Future ADT: 6186 (In 2038 )

Confluence Dr. over 1st ST and UPRR (Route: 0)
Num:DELTA BYPASS-1x
Open: no restriction [A]
Built: 2013, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.5 Miles (0.8 Kilometers)

Bridge Type
Main Span(s): Prestressed concrete [5] 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: 59.8 m = 196.2 ft
Main Spans: 2 at 32 m = 105.0 ft
Approach Spans: 0
Skew: 4
Width, Roadway: 20.2 m = 66.3 ft (4 Lanes) and Out-To-Out: 21 m = 68.9 ft for a 20.1 m = 65.9 ft approaching roadway.
Vertical Clearance: 30.45 m = 99.9 ft and Navigational Clearance: 0 = N/A

Location
Delta [19850]: Delta County [029], Colorado [08]
Owned by City or Municipal Highway Agency [04], DOT District: 53
0.5 Mi W od SH50

Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Very Good [8]
Loading
Design: HL93 [A]
Operating: 89.1 metric ton = 98.0 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 48.6 metric ton = 53.5 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])

Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Equal to present desirable criteria [8]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: September 1999 [999] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 0.3 km = 0.2 mi
Traffic
ADT: 4237 (2018) and Trucks: 30%
Future ADT: 6186 (In 2038 )