John B. Leonard

of Union City, Michigan
View Exhibit map

Alum Rock Park Bridge (Santa Clara County, California)
Engineer, 1913
Closed-spandrel arch bridge over Penitencia Creek and Alum Rock Ave on Creek Trail
Open to pedestrians

Chili Bar Bridge (El Dorado County, California)
Engineer, 1922
Lost Arch bridge over S Fork Amer River on Hwy. 193
Replaced by new bridge

Fernbridge (Humboldt County, California)
Engineer, 1911
Concrete arch bridge over Eel River on CA 211
Open to traffic

First Street Bridge (Napa County, California)
Engineer, 1914
Lost concrete tee beam bridge over Napa River on First Street in Napa
Replaced by new bridge

Gianella Bridge (Butte County, California)
Engineer, 1911
Lost swing bridge over Sacramento River on State Route 32
Replaced by new bridge

Grand Street Bridge (Stanislaus County, California)
Design Engineer, 1906
Concrete arch bridge over Dry Creek on Grand Street in Modesto
Open to traffic

Larkin Street Bridge (Monterey County, California)
Engineer, 1914
Canticrete deck truss bridge over Hartnell Gulch on Larkin Street
Open to traffic

Marsh Street Bridge (San Luis Obispo County, California)
Engineer, 1909
Concrete tee beam bridge over San Luis Obispo Creek on Marsh Street
Open to traffic

No-Hands Bridge (Placer County, California)
Engineer, 1912
Closed-spandrel Reinforced concrete arch bridge over North Fork American River
Open to pedestrians & horses

Norwood Avenue Bridge (Marin County, California)
Engineer, 1908
Concrete arch bridge over Ross Creek on Norwood Avenue in Ross
Open to traffic

Oakland Avenue Bridge (Alameda County, California)
Engineer, 1911
Concrete arch bridge over Linda Avenue on Oakland Avenue in Piedmont
Open to traffic

Originial Lagunitas Road Bridge (Marin County, California)
Built 1909
Lagunitas Road Bridge over Corte Madera Creek in Ross, California.
Replaced by a new bridge

San Joaquin River Bridge (Fresno County, California)
Engineer, 1905
Lost Arch bridge over San Joaquin River on North Fork Road
Replaced by new bridge

San Joaquin River Bridge (Madera County, California)
Engineer, 1907
Lost Arch bridge over San Joaquin River on State Route 145
Replaced by new bridge

Seventh Street Bridge (Stanislaus County, California)
Engineer, 1916
Deck truss bridge over Tuolumne River on Seventh Street
Open to traffic

Shady Lane Bridge (Marin County, California)
Engineer, 1909
Concrete bridge over Ross Creek on Shady Lane in Ross
Open to traffic

South Honcut Creek Bridge (Yuba County, California)
Engineer, 1914
Concrete bridge over South Honcut Creek on Honcut Road in Loma Rica
Replaced by a new bridge

Stanislaus River Bridge (SB) (San Joaquin County, California)
Engineer, 1908
Concrete arch bridge over Stanislaus River on Southbound CA 99 in Ripon
Open to traffic

Stenner Creek Bridge (San Luis Obispo County, California)
Engineer, 1909
Concrete arch bridge over Stenner Creek on Broad Street in San Luis Obispo
Open to traffic

Van Duzen River Bridge (Humboldt County, California)
Engineer, 1922
Lost concrete arch bridge over Van Duzen River on CA 36
Replaced by a reinforced concrete box girder bridge in 1984

Van Duzen River Bridge (Humboldt County, California)
Engineer, 1925
Deck arch bridge over Van Duzen River on Abandoned CA-36 in Bridgeville
Intact but closed to all vehicular traffic, open to pedestrians and bicyclists. Bypassed.

Van Duzen River Bridge (Humboldt County, California)
Engineer, 1925
Concrete through arch bridge over Van Duzen River on Abandoned CA-36
Open to pedestrians

Virginia Street Bridge (Washoe County, Nevada)
Engineer, 1905
Lost Two-span concrete arch bridge over Truckee River on Virginia Street in Reno
Replaced by a new bridge.

Winship Road Bridge (Marin County, California)
Engineer, 1909
Concrete arch bridge over Corte Madera Creek on Winship Road in Ross
Open to traffic