Survey No.
|
Name (as assigned by HAER)
|
Status
|
Type[2]
|
Built
|
Documented
|
Carries
|
Crosses
|
Location
|
County
|
Coordinates
|
CO-7
|
South Platte Canyon Road Bridge
|
|
|
|
|
South Platte Canyon Road
|
|
Denver
|
Denver
|
|
CO-9
|
Keystone Bridge
|
Replaced
|
Pratt truss
|
1870
|
1983
|
Denver, South Park and Pacific Railroad (former)
|
South Platte River south fork
|
Waterton
|
Jefferson and Douglas
|
39°27′29″N 105°07′38″W / 39.45806°N 105.12722°W / 39.45806; -105.12722 (Keystone Bridge)
|
CO-10
|
Uintah Railway, Whiskey Creek Trestle
|
Demolished
|
Trestle
|
1906
|
1988
|
Uintah Railway
|
Whiskey Creek
|
Rangely
|
Rio Blanco
|
39°43′04″N 109°01′27″W / 39.71778°N 109.02417°W / 39.71778; -109.02417 (Uintah Railway, Whiskey Creek Trestle)
|
CO-13
|
Deansbury Bridge
|
|
Warren truss
|
1922
|
1983
|
Denver, South Park and Pacific Railroad (former)
|
South Platte River
|
Waterton
|
Jefferson and Douglas
|
|
CO-20
|
Manzanola Bridge
|
Replaced
|
Pennsylvania truss
|
1911
|
1984
|
SH 207
|
Arkansas River
|
Manzanola
|
Otero and Crowley
|
38°07′38″N 103°51′42″W / 38.12722°N 103.86167°W / 38.12722; -103.86167 (Manzanola Bridge)
|
CO-24
|
Denver, South Park and Pacific Railroad Truss Bridge
|
Extant
|
Pratt truss
|
1881
|
1984
|
Denver, South Park and Pacific Railroad (former)
|
Pomeroy Gulch
|
Romley
|
Chaffee
|
38°40′30″N 106°21′53″W / 38.67500°N 106.36472°W / 38.67500; -106.36472 (Denver South Park & Pacific Railroad Truss Bridge)
|
CO-25 CO-49
|
Denver, South Park and Pacific Railroad Bridge Hortense Bridge
|
Replaced
|
Queen post truss
|
1880
|
1984 1986
|
SH 162
|
Chalk Creek
|
Nathrop
|
Chaffee
|
38°44′01″N 106°09′34″W / 38.73361°N 106.15944°W / 38.73361; -106.15944 (Denver South Park & Pacific Railroad Bridge)
|
CO-30
|
Colorado Historic Bridges Survey
|
|
|
|
|
|
|
Denver
|
Denver
|
|
CO-30-G
|
Black Bridge
|
Demolished
|
Pratt truss
|
1891
|
1988
|
25 3/10 Road
|
Gunnison River
|
Grand Junction
|
Mesa
|
39°02′52″N 108°34′33″W / 39.04778°N 108.57583°W / 39.04778; -108.57583 (Black Bridge)
|
CO-35
|
Four Mile Bridge
|
Replaced
|
Pratt truss
|
1909
|
1986
|
CR 371
|
Arkansas River
|
Buena Vista
|
Chaffee
|
38°51′57″N 106°08′20″W / 38.86583°N 106.13889°W / 38.86583; -106.13889 (Four Mile Bridge)
|
CO-36
|
State Bridge
|
Replaced
|
Pratt truss
|
1908
|
1985
|
CR 17
|
Rio Grande
|
Del Norte
|
Rio Grande
|
37°41′20″N 106°27′36″W / 37.68889°N 106.46000°W / 37.68889; -106.46000 (State Bridge)
|
CO-37
|
Swink Bridge
|
Replaced
|
Parker truss
|
1912
|
1985
|
CR 24.5
|
Arkansas River
|
Swink
|
Otero
|
38°01′37″N 103°37′44″W / 38.02694°N 103.62889°W / 38.02694; -103.62889 (Swink Bridge)
|
CO-40
|
Hotchkiss Bridge
|
Replaced
|
Parker truss
|
1911
|
1987
|
3400 Road
|
North Fork Gunnison River
|
Hotchkiss
|
Delta
|
38°47′31″N 107°43′33″W / 38.79194°N 107.72583°W / 38.79194; -107.72583 (Hotchkiss Bridge)
|
CO-41
|
Fifth Street Bridge
|
Replaced
|
Parker truss
|
1933
|
1987
|
US 50
|
Colorado River
|
Grand Junction
|
Mesa
|
39°03′16″N 108°33′57″W / 39.05444°N 108.56583°W / 39.05444; -108.56583 (Fifth Street Bridge)
|
CO-44
|
Baseline Bridge
|
Replaced
|
Warren truss
|
1926
|
1986
|
CR 2 (East 168th Avenue)
|
South Platte River
|
Brighton
|
Adams
|
40°00′01″N 104°49′39″W / 40.00028°N 104.82750°W / 40.00028; -104.82750 (Baseline Bridge)
|
CO-48
|
Broadway Bridge
|
Replaced
|
Steel built-up girder
|
1896
|
1986
|
Broadway
|
Cherry Creek
|
Denver
|
Denver
|
39°43′37″N 104°59′15″W / 39.72694°N 104.98750°W / 39.72694; -104.98750 (Broadway Bridge)
|
CO-51
|
Twentieth Street Viaduct
|
Replaced
|
Viaduct
|
1911
|
1991
|
20th Street
|
South Platte River
|
Denver
|
Denver
|
39°45′38″N 105°00′15″W / 39.76056°N 105.00417°W / 39.76056; -105.00417 (Twentieth Street Viaduct)
|
CO-52
|
Fourteenth Street Viaduct
|
Demolished
|
Viaduct
|
1898
|
1988
|
14th Street
|
South Platte River
|
Denver
|
Denver
|
39°44′57″N 105°00′10″W / 39.74917°N 105.00278°W / 39.74917; -105.00278 (Fourteenth Street Viaduct)
|
CO-53
|
Commercial Street Bridge
|
Replaced
|
Reinforced concrete through arch
|
1905
|
1988
|
Commercial Street
|
Purgatoire River
|
Trinidad
|
Las Animas
|
37°10′21″N 104°30′26″W / 37.17250°N 104.50722°W / 37.17250; -104.50722 (Commercial Street Bridge)
|
CO-54
|
Linden Avenue Bridge
|
Replaced
|
Pennsylvania truss
|
1912
|
1988
|
Linden Avenue
|
Purgatoire River
|
Trinidad
|
Las Animas
|
37°10′22″N 104°29′57″W / 37.17278°N 104.49917°W / 37.17278; -104.49917 (Linden Avenue Bridge)
|
CO-55
|
Nepesta Bridge
|
Replaced
|
Pratt truss
|
1905
|
1988
|
CR 613
|
Arkansas River
|
Boone
|
Pueblo
|
38°10′44″N 104°08′21″W / 38.17889°N 104.13917°W / 38.17889; -104.13917 (Nepesta Bridge)
|
CO-57
|
Delgany Street Railroad Bridge
|
Extant[3][4][5]
|
Pratt truss
|
1923
|
1988
|
Delgany Street
|
Cherry Creek
|
Denver
|
Denver
|
39°45′05″N 105°00′19″W / 39.75139°N 105.00528°W / 39.75139; -105.00528 (Delgany Street Railroad Bridge)
|
CO-58
|
Cherry Creek Railroad Bridge
|
Extant
|
Pratt truss
|
1923
|
1988
|
Colorado and Southern Railway
|
Cherry Creek
|
Denver
|
Denver
|
39°45′5″N 105°00′19″W / 39.75139°N 105.00528°W / 39.75139; -105.00528 (Cherry Creek Railroad Bridge)
|
CO-59
|
Nineteenth Street Bridge
|
Extant
|
Pratt truss
|
1888
|
1991
|
19th Street
|
South Platte River
|
Denver
|
Denver
|
39°45′35″N 105°00′15″W / 39.75972°N 105.00417°W / 39.75972; -105.00417 (Nineteenth Street Bridge)
|
CO-60
|
Four Mile Bridge
|
Replaced
|
Pratt truss
|
1900
|
1988
|
CR 42
|
Elk River
|
Steamboat Springs
|
Routt
|
40°30′53″N 106°57′14″W / 40.51472°N 106.95389°W / 40.51472; -106.95389 (Four Mile Bridge)
|
CO-62
|
Delta Bridge
|
Replaced
|
Parker truss
|
1924
|
1989
|
US 50
|
Gunnison River
|
Delta
|
Delta
|
38°45′02″N 108°04′10″W / 38.75056°N 108.06944°W / 38.75056; -108.06944 (Delta Bridge)
|
CO-70
|
Roubideau Bridge
|
Replaced
|
Warren truss
|
1911
|
1991
|
G50 Road
|
Gunnison River
|
Delta
|
Delta
|
38°44′53″N 108°07′12″W / 38.74806°N 108.12000°W / 38.74806; -108.12000 (Roubideau Bridge)
|
CO-72
|
Saxton Bridge
|
Replaced
|
Parker truss
|
1890
|
1993
|
650 Road
|
Gunnison River
|
Delta
|
Delta
|
38°45′28″N 108°15′30″W / 38.75778°N 108.25833°W / 38.75778; -108.25833 (Saxton Bridge)
|
CO-76
|
Baxterville Bridge
|
Replaced
|
Pratt truss
|
1909
|
1993
|
Masonic Park Drive
|
Rio Grande
|
South Fork
|
Rio Grande
|
37°42′03″N 106°41′08″W / 37.70083°N 106.68556°W / 37.70083; -106.68556 (Baxterville Bridge)
|
CO-77
|
Elson Bridge
|
Replaced
|
Pratt truss
|
1905
|
1993
|
CR 36
|
Purgatoire River
|
El Moro
|
Las Animas
|
37°14′52″N 104°24′19″W / 37.24778°N 104.40528°W / 37.24778; -104.40528 (Elson Bridge)
|
CO-102
|
Dolores River Bridge
|
Replaced[6]
|
Pennsylvania truss
|
1952
|
2016
|
SH 90
|
Dolores River
|
Bedrock
|
Montrose
|
38°18′38″N 108°53′09″W / 38.31056°N 108.88583°W / 38.31056; -108.88583 (Dolores River Bridge)
|