| Iris Avenue/34 St over Wonderland Creek |
Fair
|
2017 |
1,937 |
— |
| Iris Ave over Elmers Two Mile Ditch |
Good
|
2005 |
21,112 |
— |
| N. 63rd St (CR39) over Leggett Ditch |
Good
|
2015 |
3,275 |
— |
| SH 119 ML NB over BEASLEY DITCH |
Fair
|
1958 |
22,000 |
— |
| SH 119 NBND over DRY CREEK |
Good
|
1959 |
18,500 |
— |
| Glenwood Drive over Two Mile Creek |
Fair
|
1972 |
3,439 |
— |
| SH 52 ML over WHITE ROCK BOULDER DITCH |
Fair
|
1965 |
8,900 |
— |
| SH 119 ML over MIDDLE BOULDER CREEK |
Fair
|
1933 |
5,800 |
— |
| SH 119 ML over NORTH BEAVER CREEK |
Fair
|
1948 |
4,000 |
— |
| SH 93 ML over Bear Creek Ditch |
Good
|
1969 |
17,000 |
— |
| Colorado Avenue over Skunk Creek |
Fair
|
1979 |
7,343 |
— |
| SH 170 ML over DAVIDSON DITCH |
Fair
|
1952 |
1,200 |
— |
| US 36 ML over CANYON CREEK |
Fair
|
1951 |
45,000 |
— |
| SB Table Mesa Dr. over Bear Creek |
Fair
|
1980 |
508 |
— |
| Aurora Avenue over Gregory Creek |
Good
|
1980 |
226 |
— |
| SH 93 ML over COAL CREEK |
Fair
|
1965 |
16,000 |
— |
| Pearl Parkway over Left Hand Ditch |
Fair
|
1981 |
24,744 |
— |
| SH 42 ML over COAL CREEK |
Fair
|
1967 |
11,000 |
— |
| Sterling Drive over Left Hand Ditch |
Fair
|
1975 |
937 |
— |
| Cherryvale Road over Davidson Ditch |
Fair
|
1986 |
3,123 |
— |
| Mohawk Drive over Bear Crk and Bike Path |
Good
|
1996 |
1,707 |
— |
| 48th CT over S. Goose Creek |
Good
|
1986 |
641 |
— |
| 47th Street over South Goose Creek |
Fair
|
1986 |
4,774 |
— |
| Pearl Parkway over North Goose Creek |
Fair
|
1986 |
8,372 |
— |
| Monarch Road over Dry Creek |
Good
|
2019 |
349 |
— |
| US 287 ML over DRY CREEK |
Fair
|
1947 |
22,000 |
— |
| US 287 ML over DRAW |
Fair
|
1994 |
39,000 |
— |
| Boston Ave over Spring Gulch |
Fair
|
2017 |
978 |
— |
| SOUTH BOULDER RD over DRAINAGE DITCH AR |
Fair
|
1996 |
37,000 |
— |
| Pearl Parkway over S. Goose Creek Drainage |
Fair
|
1986 |
10,375 |
— |
| Kingsridge Blvd. over Wonderland Creek |
Fair
|
1988 |
812 |
— |
| US 36 ML over DAVIDSON DITCH |
Good
|
2015 |
77,000 |
— |
| US 36 ML over COAL CREEK |
Good
|
2015 |
66,000 |
— |
| Niwot Road (CR 34) over Dry Creek |
Fair
|
1985 |
5,021 |
— |
| County Road 33 over Left Hand Creek |
Fair
|
1980 |
4,344 |
— |
| Lookout Road over Whiterock Ditch |
Fair
|
1996 |
10,395 |
— |
| Lookout Road over Boulder Cr. Supply Ditch |
Good
|
1996 |
10,395 |
— |
| 120TH STREET over Rock Creek |
Fair
|
1986 |
3,390 |
— |
| 120TH STREET over Coal Creek |
Fair
|
1977 |
8,097 |
— |
| Horizon Avenue over Rock Creek |
Fair
|
2000 |
1,043 |
— |
| 27th Way over Skunk Creek |
Good
|
2008 |
10,468 |
— |
| Moorhead Avenue over Bear Creek: Bike Path |
Fair
|
1995 |
2,461 |
— |
| 17th Avenue over Spring Gulch |
Good
|
2000 |
9,396 |
— |
| 21st Ave Eastbound over Oligarchy Ditch |
Fair
|
1975 |
4,495 |
— |
| 3rd Avenue over Oligarchy Ditch |
Fair
|
1969 |
16,797 |
— |
| Wildwood Road over Bear Canyon Creek |
Good
|
1970 |
242 |
— |
| Kalmia Avenue over Elmers Two Mile Ditch |
Fair
|
1973 |
551 |
— |
| Airport Road over Dry Creek |
Fair
|
1994 |
11,244 |
— |
| Airport Road over Lykins Gulch |
Fair
|
2006 |
13,906 |
— |
| Airport Road over St. Vrain River Overflow |
Fair
|
2006 |
13,131 |
— |