| County Road 50 over Box Elder Creek | 2006 | 118 | Fair |
| County Road 57 over Greeley No. 2 Canal | 2011 | 117 | Good |
| County Road 86 over Pierce Lateral Canal | 1989 | 117 | Fair |
| County Road 26 over Platte Valley Canal | 2017 | 116 | Good |
| County Road 3 over Little Thompson River | 1987 | 116 | Good |
| County Road 59 over Latham Ditch | 1973 | 116 | Fair |
| County Road 38 over New Ish Ditch | 1960 | 113 | Good |
| County Road 124 over Porter Creek | 1989 | 110 | Good |
| County Road 31 over Pierce Lateral Canal | 1989 | 108 | Fair |
| County Road 8 over Big Dry Creek | 1983 | 108 | Fair |
| County Road 38 over Evans Ditch No. 2 | 2015 | 107 | Fair |
| County Road 39 over Pierce Lateral Canal | 1960 | 107 | Fair |
| County Road 6 over Denver Hudson Canal | 1982 | 106 | Fair |
| County Road 96 over Coalbank Creek | 1991 | 106 | Fair |
| 95th Avenue over Cache La Poudre River | 1988 | 105 | Good |
| Cheeseman Street over Coal Creek | 1996 | 104 | Fair |
| County Road 36 over Platte Valley Canal | 1981 | 103 | Fair |
| County Road 76 over Owl Creek Canal | 1998 | 103 | Fair |
| County Road 84 over Collins Lateral Canal | 2004 | 102 | Fair |
| County Road 84 over Pierce Lateral Canal | 1990 | 102 | Good |
| County Road 86 over Collins Lateral Canal | 2006 | 101 | Fair |
| County Road 45 over Neres Canal | 1998 | 100 | Fair |
| County Road 86 over Collins Lateral Canal | 1990 | 100 | Fair |
| County Road 48 over Gilmore Ditch | 1998 | 97 | Fair |
| County Road 84 over Larimer County Canal | 1990 | 96 | Good |
| County Road 69 over Empire Intake Canal | 1989 | 95 | Fair |
| County Road 84 over Pierce Lateral Canal | 1990 | 95 | Fair |
| County Road 4 over Fulton Ditch | 1970 | 94 | Fair |
| County Road 40 over Platte Valley Canal | 1996 | 94 | Fair |
| County Road 24.5 over Platte Valley Canal | 2010 | 93 | Fair |
| County Rd 91 over Bijou Canal | 2020 | 90 | Good |
| County Road 72 over Lone Tree Creek | 1989 | 90 | Fair |
| County Road 31 over Collins Lateral Canal | 1995 | 89 | Fair |
| County Road 17 over Sullivan Ditch | 2000 | 88 | Fair |
| County Road 15 over Big Dry Creek | 2003 | 86 | Good |
| County Road 42 over Evans Ditch No. 2 | 1991 | 86 | Fair |
| County Road 78 over Owl Creek | 1997 | 86 | Fair |
| County Road 120 over Crow Creek | 2020 | 84 | Good |
| County Road 50 over Empire Intake Canal | 1978 | 84 | Fair |
| County Road 64 over Lone Tree Creek | 1986 | 84 | Fair |
| County Road 84 over Collins Lateral Canal | 1987 | 84 | Fair |
| County Road 100 over Lone Tree Creek | 1991 | 83 | Good |
| County Road 50 over Gilmore Ditch | 1979 | 80 | Fair |
| Hughes Drive over Unnamed Drainage | 2021 | 80 | Good |
| County Road 76 over Larimer and Weld Canal | 1980 | 79 | Fair |
| County Road 91 over Empire Intake Canal | 2023 | 77 | Good |
| County Road 122 over Crow Creek | 1993 | 76 | Fair |
| County Road 36 over Evans Ditch No. 2 | 1985 | 76 | Fair |
| CR27 (83rd Ave) over Loveland Greeley Canal | 1983 | 74 | Fair |
| County Road 122 over Little Owl Creek | 1986 | 72 | Good |
| County Road 88 over Collins Lateral Canal | 1970 | 72 | Fair |
| County Road 122 over Owl Creek | 1984 | 69 | Good |
| County Road 57 over Coal Creek | 1987 | 68 | Fair |
| County Road 61 over Crow Creek | 2017 | 68 | Good |
| County Road 39 over Union Ditch | 2003 | 67 | Fair |
| County Road 38 over Mead Lateral Ditch | 1965 | 63 | Fair |
| County Road 57 over Wild Horse Creek | 1987 | 63 | Fair |
| County Road 30 over Platte Valley Canal | 1981 | 62 | Good |
| County Road 72 over New Cache La Poudre Cana | 2007 | 62 | Fair |
| County Road 37 over Larimer and Weld Canal | 2010 | 61 | Fair |
| County Road 29 over Western Mutual Ditch | 2005 | 60 | Fair |
| County Road 4 over Big Dry Creek | 2003 | 58 | Fair |
| County Road 72 over New Cache La Poudre Cana | 2023 | 56 | Good |
| County Road 23 over Pierce Lateral Canal | 1989 | 55 | Good |
| County Road 4 over Denver Hudson Canal | 2003 | 54 | Fair |
| County Road 53 over Owl Creek Canal | 1990 | 54 | Fair |
| County Road 25.5 over Hewes Ditch | 1940 | 51 | Fair |
| County Road 52 over Loveland Greeley Canal | 1967 | 49 | Fair |
| Tipple PKWY/CO16 over Lower Boulder Ditch | 2012 | 49 | Good |
| County Road 17 over Big Thompson River | 1978 | 48 | Fair |
| County Road 78 over Larimer and Weld Canal | 1991 | 48 | Good |
| County Road 22.5 over Platte Valley Canal | 1985 | 42 | Fair |
| County Road 62.5 over Lone Tree Creek | 1986 | 41 | Fair |
| County Road 41 over Union Ditch | 2024 | 40 | Good |
| County Road 83 over Crow Creek | 1992 | 40 | Fair |
| County Road 62 over Crow Creek | 1965 | 39 | Good |
| CR 50.5 over Union Ditch | 2017 | 37 | Good |
| County Road 45 over Larimer and Weld Canal | 1990 | 37 | Fair |
| County Road 106 over Geary Creek | 1991 | 36 | Good |
| County Road 37 over Owl Creek | 1992 | 36 | Good |
| County Road 41 over Little Owl Creek | 1992 | 36 | Fair |
| County Road 70 over New Cache LaPoudre Canal | 1985 | 36 | Fair |
| County Road 153 over Pawnee Creek | 1997 | 34 | Good |
| I 25 Service Rd over Lone Tree Creek SR | 1963 | 30 | Fair |
| County Road 13 over St. Vrain Creek | 2004 | 29 | Good |
| County Road 72 over Willow Creek | 1960 | 29 | Good |
| County Road 51 over Latham Ditch | 1984 | 28 | Fair |
| County Road 86 over Owl Creek | 2001 | 28 | Good |
| County Road 37 over Collins Lateral Canal | 1998 | 26 | Fair |
| County Road 70 over Willow Creek | 1960 | 26 | Fair |
| County Road 10 over Denver Hudson Canal | 1982 | 24 | Fair |
| County Road 102 over Owl Creek | 1974 | 24 | Fair |
| County Road 102 over Robinson Creek | 1992 | 24 | Good |
| County Road 67 over Simpson Creek | 1990 | 23 | Fair |
| County Road 4 over Denver Hudson Canal | 2001 | 22 | Fair |
| County Road 66 over Lone Tree Creek | 1985 | 22 | Fair |
| County Road 43 over Latham Ditch | 1995 | 20 | Fair |
| County Road 96 over Wild Horse Creek | 1991 | 20 | Good |
| County Road 120 over Geary Creek | 1991 | 19 | Good |
| County Road 80 over Dry Wash | 1995 | 19 | Good |
| County Road 90 over Owl Creek | 1970 | 16 | Fair |
| County Road 45.5 over Latham Ditch | 1970 | 14 | Fair |
| County Road 100 over Coal Creek | 1991 | 13 | Fair |
| County Road 102 over Little Owl Creek | 1987 | 5 | Fair |
| County Road 106 over Little Owl Creek | 1992 | 5 | Fair |
| County Road 59 over Willow Creek | 1992 | 5 | Fair |
| Wcr 44 over UPRR | 2024 | – | Good |
| Wcr 44 over US 85 Ml | 2024 | – | Good |