| State Route 138 over Double Drain Creek | 2018 | 5,500 | Good |
| State Route 138 over Hog Ranch Creek | 2018 | 5,500 | Good |
| State Route 138 over Miners Shack Creek | 2018 | 5,500 | Good |
| State Route 18 over Big Bear Creek | 2011 | 5,500 | Fair |
| State Route 18 over State Route 330 | 1951 | 5,500 | Fair |
| Chino Ave over Lower Deer Creek Channel | 1989 | 5,472 | Good |
| Pavillion S Offrmp over UP RR Spur | 1970 | 5,400 | Fair |
| Wilson Ave over East Etiwanda Creek | 2009 | 5,330 | Fair |
| Wilson Avenue over San Sevaine Fl. C. Basin | 1985 | 5,330 | Fair |
| Nevada St over Mission Zanja | 1963 | 5,300 | Good |
| Rialto Ave over Twin Warm Creek | 1960 | 5,300 | Poor |
| Wilson Avenue over San Sevaine Fl. C. Basin | 1985 | 5,300 | Fair |
| San Antonio Avenue over State Route 210 | 1998 | 5,200 | Good |
| E Broadway over Needles Flood Control Ch | 1941 | 5,141 | Fair |
| 48TH Street over Western Avenue Channel | 1958 | 5,100 | Good |
| 9TH Street over Cucamonga Creek Channel | 1980 | 5,100 | Good |
| North Mall Way over Lytle Creek-east Branch | 1973 | 5,100 | Fair |
| South Mall Way over Lytle Creek-east Branch | 1973 | 5,100 | Fair |
| State Route 18 over Cushenbury Creek | 2010 | 5,100 | Fair |
| E210-n330 Connectr over State Route 210 | 1992 | 5,001 | Fair |
| Summit Avenue over Interstate 15 | 1999 | 5,001 | Fair |
| La Mesa/nisqualli over Interstate 15 | 2013 | 5,000 | Good |
| S15 on & Off Ramps over Oro Grande Wash | 2013 | 5,000 | Good |
| S215-devore Rd Off over N15 to S215 Connector | 2016 | 5,000 | Good |
| San Jose Street over San Antonio Creek Chan | 1958 | 5,000 | Fair |
| State Route 38 over Mountain Home Creek | 1978 | 5,000 | Good |
| W Renaissance Pkwy over Cactus Channel | 1990 | 5,000 | Fair |
| I Street over Lytle Creek Channel | 1973 | 4,926 | Fair |
| Little Mtn Dr over Devil Creek | 1967 | 4,906 | Fair |
| Beech Ave over Declez Channel | 1990 | 4,900 | Good |
| Central Avenue over State Route 210 | 1992 | 4,800 | Fair |
| W Liberty Parkway over E Etiwanda Creek Channel | 1988 | 4,777 | Good |
| West Broadway over BNSF Ry & Amtrak | 1965 | 4,703 | Good |
| Fort Irwin Road over Interstate 15 | 1961 | 4,600 | Good |
| Ns15-e210 Connect over Cherry Aveune | 2001 | 4,501 | Fair |
| S15-e210 Connector over I15 I210 & Connector | 2001 | 4,501 | Good |
| Chino Ave-nb 71 on over Chino Avenue | 1997 | 4,500 | Good |
| D St over W Cucamonga Creek | 1980 | 4,500 | Fair |
| N15-baker Bl Offrp over Interstate 15 | 1965 | 4,500 | Fair |
| Orange Street over State Route 210 | 1992 | 4,500 | Fair |
| River Road over Interstate 40 | 1973 | 4,500 | Fair |
| Alessandro Rd over San Timoteo Creek | 1927 | 4,400 | Fair |
| State Route 18 over Arctic Canyon Wash | 1958 | 4,400 | Fair |
| Merrill Ave over Cucamonga Creek Channel | 1979 | 4,300 | Good |
| Moreno Street over San Antonio Creek Chan | 1958 | 4,300 | Fair |
| Hellman Avenue over Cucamonga Creek Channel | 1979 | 4,293 | Good |
| Walnut Ave over San Antonio Creek Chan | 1970 | 4,220 | Fair |
| County Rd over San Antonio Channel | 1958 | 4,140 | Fair |
| K Street over Lytle Creek Channel | 1973 | 4,030 | Fair |
| Helendale Rd over Fremont Wash | 1972 | 4,011 | Fair |
| 9TH Street over Interstate 215 & BNSF RR | 2011 | 4,000 | Good |
| Beryl Street over State Route 210 | 2000 | 4,000 | Good |
| Fairway Drive over Warm Creek | 1973 | 4,000 | Fair |
| Lenwood Avenue over Railroad Tracks (BNSF) | 2015 | 4,000 | Good |
| Locust Avenue over State Route 210 | 2005 | 4,000 | Fair |
| Mariposa Road over Oro Grande Wash | 2013 | 4,000 | Good |
| N215/5TH St Off Ra over Third St to N215 on Ramp | 2013 | 4,000 | Good |
| N71-w60 Connector over Garey Ave-nb 71 on Ramp | 1997 | 4,000 | Good |
| N71-w60 Connector over Peyton Drive | 1997 | 4,000 | Good |
| Old Highway 58 over Crow Ditch | 1992 | 4,000 | Fair |
| Old Highway 58 over North Barstow Channel | 1970 | 4,000 | Fair |
| Richardson St over Mission Storm Drain | 1968 | 3,876 | Fair |
| Walnut St over Lower Deer Creek Channel | 1987 | 3,857 | Good |
| Sixth St over Twin Warm Creek | 1961 | 3,839 | Good |
| Chino Ave over Cucamonga Creek Channel | 1979 | 3,721 | Good |
| Palm Avenue over BNSF RR Cajon Blvd | 2015 | 3,714 | Good |
| Amethyst Street over State Route 210 & Ramps | 2000 | 3,700 | Good |
| Eighth Street over Cucamonga Creek Channel | 1980 | 3,620 | Good |
| Banyan Street over Etiwanda Creek | 1975 | 3,600 | Fair |
| Victoria St over East Etiwanda Creek Chan | 1976 | 3,592 | Fair |
| New Jersey St over Morey Arroyo | 1933 | 3,550 | Poor |
| New Jersey St over Zanja Drainage Ditch | 1969 | 3,509 | Fair |
| S15 Off Ramp over East Avenue | 2016 | 3,501 | Good |
| Eighth Street over Deer Creek Channel | 1982 | 3,489 | Good |
| Arrow Route over San Sevaine Channel | 1988 | 3,400 | Good |
| N 1ST Avenue over Mojave River Overflow | 1939 | 3,400 | Fair |
| 7TH Street over W Cucamonga Creek | 1973 | 3,305 | Fair |
| Central Avenue over City Creek | 1999 | 3,300 | Fair |
| Maple Ave over California Aqueduct | 1971 | 3,300 | Fair |
| Oak Hill Road over Interstate 15 | 1997 | 3,300 | Good |
| Pumalo St over Del Rosa Channel | 1950 | 3,300 | Fair |
| Trona Rd over Borosolvay Channel | 1976 | 3,278 | Good |
| Central Ave over Twin Warm Creek | 1959 | 3,216 | Fair |
| Mesquite Springs R over 29 Palms Fl Cont Channel | 1986 | 3,164 | Good |
| Yucca St over BNSF Ry Amtrak & UP RR | 1970 | 3,100 | Fair |
| Onaga Trail over Hospital Wash | 1986 | 3,060 | Fair |
| Francis Street over W Cucamonga Creek | 1973 | 3,024 | Fair |
| Alder Avenue over State Route 210 | 2005 | 3,001 | Fair |
| E210-n15 Connector over East Etiwanda Creek | 1976 | 3,001 | Fair |
| E210-n15 Connector over Interstate 15 | 1976 | 3,001 | Fair |
| E210-n15 Connector over W210-s15 Connector Ramp | 1976 | 3,001 | Fair |
| E210-s15 Connector over East Etiwanda Creek | 1999 | 3,001 | Good |
| W210-n15 Connector over Cherry Avenue | 2000 | 3,001 | Fair |
| W210-s15 Conn Ramp over E210-n15 Connector Ramp | 2001 | 3,001 | Good |
| W210-s15 Connector over Cherry Avenue | 2000 | 3,001 | Fair |
| W210-s15 Connector over Interstate 15 | 1999 | 3,001 | Good |
| Inland Empire Blvd over Cucamonga Creek | 1967 | 3,000 | Good |
| Stoddard Wells Rd over Interstate 15 | 1958 | 3,000 | Good |
| Del Rosa Av over Del Rosa Storm Drain | 1940 | 2,998 | Good |
| Daggett-yermo Rd over Daggett Waterway | 1950 | 2,928 | Fair |
| Beaumont Avenue over San Timoteo Wash | 2007 | 2,925 | Fair |
| Daggett-yermo Rd over Mojave River | 1941 | 2,919 | Fair |
| Ramona Ave over San Antonio Creek Chan | 1958 | 2,900 | Fair |
| Utah Trail over 29 Palms Fl Cont Channel | 1980 | 2,885 | Fair |
| Santa Ana Ave over Etiwanda Creek | 1980 | 2,881 | Fair |
| Van Leuven St over San Timoteo Creek | 1982 | 2,879 | Good |
| Mariposa Rd over UP RR | 1967 | 2,864 | Good |
| Inland Empire Blvd over Deer Creek Channel | 1981 | 2,800 | Good |
| State Route 38 over Hathaway Creek | 1967 | 2,800 | Poor |
| State Route 38 over Holcomb Creek | 1960 | 2,800 | Good |
| State Route 38 over Santa Ana River | 1960 | 2,800 | Fair |
| Larrea Ave over 29 Palms Fl Cont Channel | 1969 | 2,773 | Good |
| Napa Street over Etiwanda Creek | 1975 | 2,740 | Fair |
| Guasti Rd over Cucamonga Creek Channel | 1979 | 2,707 | Good |
| Redhill Co Club Dr over Cucamonga Creek Channel | 1980 | 2,700 | Good |
| I St over W Cucamonga Crk Channel | 1986 | 2,677 | Good |
| Garnet Street over Mill Creek | 2017 | 2,600 | Good |
| Jack Benny Drive over Day Creek Channel | 2000 | 2,600 | Good |
| Monte Vista Blvd over UP RR Amtrak Metrolink | 2019 | 2,600 | Good |
| Anderson St over UP RR & Amtrak | 1968 | 2,595 | Fair |
| Lytle Creek Road over Grapevine Canyon | 1980 | 2,559 | Fair |
| Dale Evans Road over Interstate 15 | 1972 | 2,500 | Fair |
| Joshua Street over Interstate 15 | 1964 | 2,500 | Poor |
| Newberry Road over Interstate 40 | 1968 | 2,500 | Fair |
| Orchard St over San Antonio Creek Chan | 1972 | 2,500 | Fair |
| Princeton St over W Cucamonga CR Channel | 1986 | 2,500 | Fair |
| Mountain View NB over State Route 210 | 1968 | 2,450 | Fair |
| Mountain View SB over State Route 210 | 1968 | 2,450 | Fair |
| Lytle Creek Road over Lytle Creek | 1960 | 2,442 | Fair |
| I-10 EB Off Ramp over La Cadena Drive | 1970 | 2,400 | Good |
| State Route 62 over Savahia Peak Wash #1 | 1969 | 2,346 | Good |
| State Route 62 over Savahia Peak Wash #2 | 1969 | 2,346 | Good |
| State Route 62 over Savahia Peak Wash #3 | 1969 | 2,346 | Good |
| State Route 62 over Whipple Mtn Wash | 1969 | 2,346 | Fair |
| Fourth St over Twin Warm Creek | 1961 | 2,325 | Good |
| Benito Street over San Antonio Creek Chan | 1958 | 2,300 | Fair |
| State Route 38 over Grout Creek | 1938 | 2,300 | Good |
| Humbolt Avenue over Deer Creek Channel | 1982 | 2,200 | Good |
| Live Oak Cyn Rd over Live Oak Creek | 1970 | 2,200 | Fair |
| Twenty-sixth St over Deer Creek Channel | 1982 | 2,200 | Good |
| N15 Truck Bypass over I 215 NB & S15-s215 | 1969 | 2,113 | Fair |
| Blue Water Rd over Fremont Wash | 1972 | 2,070 | Good |
| E210-s215 Connectr over 27TH Street | 2007 | 2,001 | Good |
| Duncan Canyon Road over Interstate 15 | 1976 | 2,000 | Fair |
| Glen Helen Parkway over Lytle Creek | 2006 | 2,000 | Fair |
| Inland Center-s215 over S215-orange Show Offramp | 2010 | 2,000 | Good |
| Little League Dr over Interstate 215 | 1958 | 2,000 | Good |
| N215-inland Center over Warm Creek | 2010 | 2,000 | Fair |
| Napa Street over San Sevaine Channel | 2002 | 2,000 | Good |
| Victoria Park Lane over Day Creek Channel | 2000 | 2,000 | Fair |
| W Liberty Parkwy N over E Etiwanda Creek Channel | 1988 | 1,934 | Good |
| Amboy Rd over 29 Palms Fl Cont Channel | 1977 | 1,925 | Fair |
| Barstow Rd over Storm Drainage | 1960 | 1,920 | Fair |
| "d" Street over Route 40 | 1973 | 1,900 | Fair |
| Palm Lane over City Creek | 1999 | 1,837 | Fair |
| Johnson Road over California Aqueduct | 1971 | 1,835 | Poor |
| I-15 NB on Ramp over Pano Ditch | 1965 | 1,800 | Good |
| Two Mile Road over Drainage Channel | 2013 | 1,765 | Fair |
| Adobe Rd over 29 Palms Fl Cont Channel | 1962 | 1,761 | Good |
| State Route 2 over Swarthout Creek | 1926 | 1,750 | Good |
| Little League Dr over Cable Creek | 1993 | 1,703 | Fair |
| Sheep Creek Road over California Aqueduct | 1971 | 1,685 | Fair |
| Valley of the Fall over Mill Creek | 1977 | 1,683 | Good |
| Pepper Ave over UP RR & Amtrak | 1961 | 1,677 | Fair |
| State Highway 138 over Burnt Mill Canyon | 1970 | 1,600 | Good |
| State Highway 138 over Sawpit Canyon | 1970 | 1,600 | Good |
| State Highway 138 over Seeley Creek | 1970 | 1,600 | Good |
| State Highway 138 over West Fork Mojave River | 1968 | 1,600 | Good |
| State Route 138 over Horsethief Creek | 2016 | 1,600 | Good |
| Mountain Springs R over Buckhorn Wash | 1972 | 1,583 | Good |
| Baker St over W Cucamonga Creek | 1973 | 1,540 | Fair |
| Mount Baldy Rd over Ice House Creek | 1973 | 1,540 | Fair |
| Mount Baldy Rd over San Antonio Creek | 1973 | 1,500 | Fair |
| Mountain Ave over Stoddard Creek | 1977 | 1,500 | Fair |
| Parker Dam Rd over Copper Basin Wash | 1940 | 1,500 | Fair |
| Silver Lakes Pkwy over Fremont Wash | 1972 | 1,500 | Good |
| State Route 62 over Met Wtr Dstrct Aqueduct | 1935 | 1,428 | Good |
| State Route 62 over Rice Spillway | 1935 | 1,428 | Fair |
| Mesquite St over California Aqueduct | 1971 | 1,403 | Fair |
| "a" Street over Interstate 40 | 1964 | 1,400 | Fair |
| Cape Gloucester Av over Route 40 | 1964 | 1,400 | Fair |
| Wabash Avenue over Interstate 10 | 1962 | 1,362 | Fair |
| Pedley Rd over City Creek Channel | 1968 | 1,345 | Fair |
| Goldstone Rd over Storm Drainage Channel | 1960 | 1,300 | Fair |
| N15-old Hwy 58-n15 over Interstate 15 | 1961 | 1,300 | Fair |
| S15-old Hwy 58-s15 over Hiker Ditch | 1960 | 1,300 | Good |
| North Loop Rd over Storm Drainage Channel | 1986 | 1,250 | Fair |
| Caliente Rd over UP RR | 1966 | 1,208 | Good |
| Bryant Street over Wildwood Creek | 2004 | 1,200 | Fair |
| Fort Cady Road over Interstate 40 | 1968 | 1,200 | Good |
| North Loop Rd over Storm Drainage Channel | 1986 | 1,200 | Fair |
| Outer Loop Rd over Storm Drainage Channel | 1986 | 1,200 | Fair |
| State Highway 173 over Cedar Springs Spillway | 1970 | 1,200 | Good |
| Glen Helen Pkwy over Cajon Wash | 1993 | 1,173 | Fair |
| Sycamore Drive over Lytle Creek | 1970 | 1,172 | Fair |
| Cajon Blvd over Brush Creek | 1930 | 1,166 | Good |
| Cajon Blvd over Cleghorn Creek | 1952 | 1,166 | Good |
| Cajon Blvd over Debris Cone Creek | 1952 | 1,166 | Good |
| Poplar St over San Timoteo Creek | 1980 | 1,126 | Good |
| Helendale Rd over Buckhorn Wash | 1972 | 1,100 | Good |
| Palo Verde St over San Antonio Creek Chan | 1958 | 1,100 | Fair |
| Nat Trails Hwy over Dagget Ditch | 1929 | 1,052 | Fair |
| E210 S215 Connectr over S215 Off to 27TH Street | 2012 | 1,001 | Good |
| E210-s215 Connectr over Cajon Blvd / BNSF RR | 2012 | 1,001 | Good |
| E58-main St Off Rp over BNSF Ry UP RR & Amtrak | 1997 | 1,001 | Good |
| Hinkley Road Oc over State Route 58 | 2017 | 1,001 | Good |
| Lenwood Road over State Route 58 | 2017 | 1,001 | Good |
| N15 Conn From SR18 over BNSF Ry UP RR Amtrak Etc | 2020 | 1,001 | Good |
| N15-s215 Conn over Cajon Creek / Cajon Blvd | 2016 | 1,001 | Good |
| N215-2nd St Off R over BNSF Ry & Metrolink | 2013 | 1,001 | Fair |
| N215-2nd St Off Ra over Rialto Avenue | 2013 | 1,001 | Good |
| N215-n259 Connectr over NB I-215 on Ramp | 2013 | 1,001 | Good |
| N215-w210 Connectr over I215 SR210 Cajon Bl BNSF | 2012 | 1,001 | Good |
| NB I-15 Truck Lane over Kenwood Avenue | 2016 | 1,001 | Good |
| Newport Avenue over Interstate 215 | 2014 | 1,001 | Good |
| Orange Show-n215 over N215-inland Cntr Warm CR | 2010 | 1,001 | Good |
| S15 on Ramp over Baseline Road | 2016 | 1,001 | Good |
| S215 Off Ramp over Baseline Street | 2013 | 1,001 | Good |
| S215-orange Show over Warm Creek | 2010 | 1,001 | Fair |
| State St-e210 Onrp over State Street | 2007 | 1,001 | Good |
| W210-n215 Connectr over Little Mountain Drive | 1989 | 1,001 | Fair |
| West Frontage Road over Mojave River | 2019 | 1,001 | Good |
| 16TH Street over I-215 SR259 Conns Ramps | 2013 | 1,000 | Good |
| 6TH Street over Day Creek Channel | 2000 | 1,000 | Good |
| Cima Road over Interstate 15 | 1961 | 1,000 | Good |
| Cottonwood Ave over California Aqueduct | 1971 | 1,000 | Fair |
| Kadota Avenue over San Antonio Creek Chan | 1958 | 1,000 | Good |
| Natl Trails Hwy over Drainage Ditch | 1943 | 1,000 | Fair |
| Natl Trails Hwy over Drainage Ditch | 1943 | 1,000 | Fair |
| Outer Highway 10 S over Wilson Creek | 1962 | 1,000 | Fair |
| Park Moabi Road over Interstate 40 | 1966 | 1,000 | Poor |
| Ranchero Road over Interstate 15 | 2015 | 1,000 | Good |
| S215-2nd St on Rmp over Rialto Avenue | 2013 | 1,000 | Fair |
| Old Waterman Cyn R over Waterman Canyon | 2006 | 941 | Good |
| Old Waterman Cyn R over Waterman Canyon | 2006 | 922 | Good |
| 16TH Street over Interstate 10 | 1962 | 900 | Fair |
| Old Hwy 58 over Hiker Ditch | 2000 | 870 | Fair |
| State Route 127 over Amargosa River | 1993 | 850 | Good |
| Green Valley Lk Rd over North Fork Deep Creek | 1940 | 849 | Fair |
| Yermo Rd over Yermo Ditch | 1929 | 821 | Fair |
| Arrowhead Lake Rd over Mojave River | 1968 | 818 | Fair |
| Nat Trails Hwy over Sombra Ditch | 1930 | 806 | Poor |
| Nat Trails Hwy over Beacon Ditch | 1930 | 805 | Fair |
| Nat Trails Hwy over Cerulia Ditch | 1930 | 805 | Fair |
| Nat Trails Hwy over Leith Ditch | 1930 | 805 | Fair |
| Muscupiabe Dr NB over State Route 210 | 1989 | 800 | Fair |
| Muscupiabe Dr SB over State Route 210 | 1989 | 800 | Fair |
| Twenty-fifth St over Deer Creek Channel | 1982 | 800 | Good |
| Twenty-fourth St over Deer Creek Channel | 1982 | 800 | Good |
| Nat Trails Hwy over Cerro Ditch | 1930 | 790 | Fair |
| Nat Trails Hwy over Gordo Ditch | 1930 | 790 | Fair |
| Nat Trails Hwy over Terra Ditch | 1930 | 790 | Fair |
| East Yermo Rd over Yermo Ditch | 1963 | 760 | Good |
| Old Waterman Cyn R over Waterman Canyon | 2006 | 750 | Good |
| Old Waterman Cyn R over Waterman Canyon | 2006 | 750 | Fair |
| Torrey Pines Road over Mill Creek | 1998 | 723 | Good |
| Mariposa Ave over 29 Palms Fl Cont Channel | 1969 | 714 | Fair |
| Santa Fe St over East Dagget Channel | 1985 | 698 | Good |
| Oak Glen Rd South over Wilshire Creek | 1999 | 661 | Fair |
| Chaps Lane over Declez Channel | 2003 | 650 | Good |
| Del Norte St over E Etiwanda Creek Channel | 1988 | 650 | Fair |
| Nipton Road over Interstate 15 | 1963 | 650 | Good |
| Minneola Road over Interstate 15 | 1963 | 621 | Fair |
| Loop Dr over UP RR Amtrak & Loop Dr | 1965 | 610 | Good |
| Cleghorn On-ramp over Brush Creek | 1969 | 600 | Good |
| Edelweiss Drive over Dart Creek | 1995 | 600 | Fair |
| 5 Mile Station Rd over Interstate 40 | 1967 | 550 | Good |
| Oasis Road over California Aqueduct | 1971 | 550 | Good |
| Park Moabi Rd over BNSF Ry & Amtrak | 1966 | 522 | Good |
| Nat Trails Hwy over Avis Ditch | 1930 | 520 | Poor |
| Nat Trails Hwy over Edloft Ditch | 1930 | 520 | Fair |
| Nat Trails Hwy over Albro Ditch | 1930 | 510 | Poor |
| Nat Trails Hwy over Ellita Ditch | 1930 | 510 | Poor |
| Nat Trails Hwy over Terzilla Ditch | 1930 | 510 | Fair |
| Nat Trails Hwy over Urlan Ditch | 1930 | 510 | Fair |
| Nat Trails Hwy over Tenino Ditch | 1930 | 509 | Fair |
| Nat Trails Hwy over Adelia Ditch | 1930 | 502 | Poor |
| Nat Trails Hwy over Adena Ditch | 1930 | 502 | Poor |
| Nat Trails Hwy over Alsa Ditch | 1930 | 502 | Fair |
| Nat Trails Hwy over Arletta Ditch | 1943 | 502 | Poor |
| Nat Trails Hwy over Atajo Ditch | 1930 | 502 | Fair |
| Nat Trails Hwy over Ava Ditch | 1930 | 502 | Fair |
| Nat Trails Hwy over Averill Ditch | 1930 | 502 | Fair |
| Nat Trails Hwy over Avilla Ditch | 1930 | 502 | Fair |
| Nat Trails Hwy over Axton Ditch | 1930 | 502 | Poor |
| Nat Trails Hwy over BNSF Ry & Amtrak | 1931 | 502 | Fair |
| Nat Trails Hwy over Bellota Ditch | 1930 | 502 | Fair |
| Nat Trails Hwy over Brokaw Ditch | 1930 | 502 | Fair |
| Nat Trails Hwy over Bud Ditch | 1930 | 502 | Poor |
| Nat Trails Hwy over Califa Ditch | 1930 | 502 | Fair |
| Nat Trails Hwy over Chambless Ditch | 1930 | 502 | Fair |
| Nat Trails Hwy over Clipper Ditch | 1930 | 502 | Poor |
| Nat Trails Hwy over Cota Ditch | 1930 | 502 | Poor |
| Nat Trails Hwy over Dalmatia Ditch | 1930 | 502 | Poor |
| Nat Trails Hwy over Danby Ditch | 1930 | 502 | Fair |
| Nat Trails Hwy over Dola Ditch | 2017 | 502 | Fair |
| Nat Trails Hwy over Ecksy Ditch | 1930 | 502 | Fair |
| Nat Trails Hwy over Elrita Ditch | 1930 | 502 | Poor |
| Nat Trails Hwy over Iliad Ditch | 1930 | 502 | Poor |
| Nat Trails Hwy over Izzy Ditch | 1930 | 502 | Poor |
| Nat Trails Hwy over Lamego Ditch | 1930 | 502 | Fair |
| Nat Trails Hwy over Lanzit Ditch | 2017 | 502 | Fair |
| Nat Trails Hwy over Larissa Ditch | 1930 | 502 | Fair |
| Nat Trails Hwy over Marble Ditch | 1930 | 502 | Fair |
| Nat Trails Hwy over Nicola Ditch | 1930 | 502 | Fair |
| Nat Trails Hwy over Pastel Ditch | 1930 | 502 | Fair |
| Nat Trails Hwy over Rodilla Ditch | 1930 | 502 | Fair |
| Nat Trails Hwy over Scotty Ditch | 1930 | 502 | Poor |
| Nat Trails Hwy over Talofa Ditch | 1961 | 502 | Fair |
| Nat Trails Hwy over Tareco Ditch | 1930 | 502 | Fair |
| Nat Trails Hwy over Teviot Ditch | 1948 | 502 | Fair |
| Nat Trails Hwy over Zaga Ditch | 1930 | 502 | Fair |
| Cleghorn Off-ramp over Brush Creek | 1969 | 500 | Good |
| EB40 to Park Road over Route 40 | 1967 | 500 | Fair |
| North 8TH Street over West Laurel Street | 2017 | 500 | Good |
| Outlet Center Dr over Interstate 15 | 1972 | 500 | Good |
| Park Entrance Road over Sawpit Creek | 1973 | 500 | Fair |
| Pine Avenue over State Route 71 | 1997 | 500 | Good |
| Riverside Drive over Interstate 15 | 1961 | 500 | Good |
| Yates Well Road over Interstate 15 | 1963 | 500 | Good |
| Nocta St over W Cucamonga Crk Channel | 1986 | 490 | Fair |
| Nat Trails Hwy over Dolo Ditch | 1999 | 477 | Good |
| Offramp to Airport over Blossom Wash | 1968 | 450 | Fair |
| Richardson Street over Interstate 10 | 1962 | 450 | Fair |
| Hinkley Rd over Mojave River | 1950 | 405 | Fair |
| Harvard Road over Interstate 15 | 1963 | 400 | Fair |
| Vivienda Ave over UP RR | 1986 | 400 | Good |
| Indian Trail over Mojave River | 1993 | 386 | Good |
| Parker Dam Road over Colorado River | 1934 | 360 | Fair |
| Parker Dam Road over Colorado River | 1934 | 360 | Fair |
| Almond Street over Almond Intercept Channel | 1985 | 350 | Good |
| Outer Hway 15 N over Flare Ditch | 1929 | 345 | Fair |
| Cooley Dr over Reche Canyon Channel | 1985 | 300 | Fair |
| Park Av over Mission Storm Drain | 1935 | 300 | Fair |
| Nat Trails Hwy over Wide Wash | 1930 | 250 | Fair |
| Nat Trails Hwy over Baroda Ditch | 1930 | 239 | Fair |
| Duncan Road over California Aqueduct | 1971 | 236 | Fair |
| Nat Trails Hwy over Avon Wash | 1930 | 235 | Fair |
| Nat Trails Hwy over Bagdad Ditch | 1930 | 235 | Fair |
| Nat Trails Hwy over Bangor Ditch | 1930 | 235 | Fair |
| Nat Trails Hwy over Cashio Ditch | 1930 | 235 | Fair |
| Nat Trails Hwy over Cinder Ditch | 1930 | 235 | Poor |
| Nat Trails Hwy over Durango Ditch | 1930 | 235 | Fair |
| Nat Trails Hwy over El Rovia Ditch | 1930 | 235 | Fair |
| Nat Trails Hwy over Kalmia Ditch | 1930 | 235 | Poor |
| Nat Trails Hwy over Nola Ditch | 1930 | 235 | Fair |
| Nat Trails Hwy over Rocas Ditch | 1930 | 235 | Fair |
| Nat Trails Hwy over Selva Ditch | 1933 | 235 | Fair |
| Nat Trails Hwy over Siberia Ditch | 1930 | 235 | Fair |
| Nat Trails Hwy over Trojan Ditch | 1930 | 235 | Fair |
| Nat Trails Hwy over Zanza Ditch | 1930 | 235 | Fair |
| Nat Trails Hwy over Anvia Ditch | 1930 | 230 | Fair |
| Nat Trails Hwy over Basalt Ditch | 1930 | 230 | Fair |
| Nat Trails Hwy over Bristol Ditch | 1930 | 230 | Fair |
| Nat Trails Hwy over Bud Ditch | 1930 | 230 | Fair |
| Nat Trails Hwy over Chanda Ditch | 1930 | 230 | Fair |
| Nat Trails Hwy over Coral Wash | 1930 | 230 | Fair |
| Nat Trails Hwy over Crater Ditch | 1930 | 230 | Fair |
| Nat Trails Hwy over Diaz Ditch | 1930 | 230 | Fair |
| Nat Trails Hwy over Encanto Ditch | 1930 | 230 | Fair |
| Nat Trails Hwy over Ettrick Ditch | 1930 | 230 | Poor |
| Nat Trails Hwy over Florwood Ditch | 1930 | 230 | Poor |
| Nat Trails Hwy over Fonda Ditch | 1930 | 230 | Fair |
| Nat Trails Hwy over High Ditch | 1930 | 230 | Fair |
| Nat Trails Hwy over Scarpa Ditch | 1930 | 230 | Fair |
| Nat Trails Hwy over Trada Ditch | 1930 | 230 | Fair |
| Nat Trails Hwy over Verado Ditch | 1930 | 230 | Fair |
| Caughlin Road over California Aqueduct | 1971 | 220 | Good |
| Essex Road over Interstate 40 | 1973 | 200 | Fair |
| Havasu Lake Road over Dry Run | 2020 | 200 | Good |
| Iowa St over Mission Zanja | 1964 | 200 | Good |
| Lavic Road over Interstate 40 | 1968 | 200 | Good |
| Calico Road over Interstate 15 | 1963 | 185 | Fair |
| Coyote Lake Road over Interstate 15 | 1963 | 163 | Fair |
| Goodwin Drive over California Aqueduct | 1970 | 154 | Fair |
| Afton Road over Interstate 15 | 1964 | 150 | Good |
| Bailey Road over Interstate 15 | 1963 | 150 | Fair |
| Halloran Sprngs Rd over Interstate 15 | 1961 | 150 | Fair |
| Zzyzx Road over Interstate 15 | 1965 | 150 | Good |
| Nat Trails Hwy over Workman Wash | 1890 | 146 | Fair |
| Mill Creek Road over Santa Ana River | 1950 | 140 | Fair |
| First Street over Interstate 15 | 1963 | 137 | Fair |
| Halloran Summit Rd over Interstate 15 | 1961 | 130 | Good |
| Natl Trails Hwy over Rock Wash | 1930 | 126 | Fair |
| Natl Trails Hwy over Trans Ditch | 1930 | 126 | Fair |
| Natl Trails Hwy over Verbena Wash | 1930 | 126 | Good |
| Natl Trails Hwy over Verde Wash | 1930 | 126 | Fair |
| Nat Trails Hwy over Bandera Wash | 1930 | 122 | Poor |
| Basin Road over Interstate 15 | 1964 | 100 | Fair |
| Cross Street over Del Rosa Channel | 1940 | 100 | Poor |
| East Yermo Road over Interstate 15 | 1963 | 100 | Fair |
| Hodge Road over Interstate 15 | 1972 | 100 | Good |
| Mountain Spngs Rd over Interstate 40 | 1971 | 100 | Good |
| Philadelphia St over Declez Channel | 1985 | 100 | Good |
| Water Road over Interstate 40 | 1971 | 100 | Good |
| Wild Wash Road over Interstate 15 | 1972 | 100 | Good |
| Bush Street over S Street Channel | 1974 | 91 | Fair |
| Paved Road over S.f. Deep Creek | 1958 | 80 | Good |
| Rasor Road over Interstate 15 | 1965 | 80 | Good |
| Wilson Ranch Road over California Aqueduct | 1971 | 63 | Fair |
| Alvord Mountain Rd over Interstate 15 | 1963 | 50 | Fair |
| Farmington St over California Aqueduct | 1971 | 50 | Fair |
| No Data Entered over Crab Creek | 2016 | 50 | Good |
| Wtp Rd over Storm Drainage | 2016 | 50 | Good |
| Wtp Road over Storm Drainage | 2016 | 50 | Good |
| Beekley Road over California Aqueduct | 1971 | 44 | Good |
| State Route 173 over Big Pines Creek | 2007 | 30 | Fair |
| Field Road over Interstate 15 | 1963 | 28 | Fair |
| Radford Camp Rd over Santa Ana River | 1950 | 26 | Fair |
| Forest Road 2n59 over Sawpit Canyon | 1972 | 25 | Good |
| Remington Ave over Cucamonga Creek Channel | 1979 | 25 | Good |
| South Fork Rd. over Lytle Creek | 2011 | 25 | Good |
| Aster Road over Aster Road | 2001 | 21 | Good |
| 19TH Street over Deer Creek Channel | 1975 | 20 | Good |
| Mineral Road over Mojave River | 1928 | 20 | Fair |
| 8TH Street over Day Creek Channel | 2000 | 10 | Fair |
| Access Road over Lil San Gorgonio Creek | 1969 | 8 | Fair |
| North Access Br.rd over East Etiwanda Creek | 1999 | 2 | Fair |
| Dunlap Blvd over Wilson Creek | 1950 | 1 | Good |
| Interstate 15 SB over Ivanpah Ditch | 1963 | 1 | Good |
| Nat Trails Hwy over West Ludlow Wash | 1930 | 1 | Poor |
| Yermo Rd over Manix Wash | 1929 | 1 | Poor |