Home
Bridge Locator App
Bridge Browser
- North America and World Map
- Europe Map
- Southeast Asia Map
- USA: AL-GA
  - Alabama A-L
    - Alabama State Map
    - Barbour
    - Chilton
    - Colbert
    - Coosa
    - Dale
    - Dallas
    - DeKalb
    - Elmore
    - Houston
    - Jackson
    - Lauderdale
    - Lawrence
    - Limestone
  - Alabama M-Z
    - Alabama State Map
    - Macon
    - Madison
    - Morgan
    - Russell
    - St. Clair
    - Talladega
    - Tallapoosa
    - Tuscaloosa
    - Walker
    - Winston
  - Arizona
  - Arkansas
    - Arkansas State Map
    - Baxter
    - Cleburne
    - Crittenden
    - Faulkner
    - Jackson
    - Marion
    - Monroe
    - Newton
    - Saline
    - St. Francis
    - Van Buren
  - California
    - California State Map
    - Alameda
    - Contra Costa
    - Los Angeles
    - Marin
    - Mariposa
    - Mendocino
    - Monterey
    - Napa
    - Placer
    - Sacramento
    - San Francisco
    - San Joaquin
    - San Mateo
    - Solano
    - Sonoma
    - Stanislaus
    - Sutter
    - Yolo
    - Yuba
  - Colorado
  - Connecticut
  - Delaware
    - Delaware State Map
    - New Castle
  - District of Columbia
  - Florida A-L
    - Florida State Map
    - Brevard
    - Calhoun
    - Charlotte
    - DeSoto
    - Duval
    - Hamilton
    - Hardee
    - Hendry
    - Hillsborough
    - Lafayette
    - Lake
    - Lee
    - Liberty
  - Florida M-Z
    - Florida State Map
    - Madison
    - Manatee
    - Monroe
    - Nassau
    - Orange
    - Pasco
    - Pinellas
    - St. Johns
    - Sarasota
    - Seminole
    - Suwannee
    - Volusia
  - Georgia
    - Georgia State Map
    - Barrow
    - Bartow
    - Butts
    - Camden
    - Chatham
    - Cobb
    - Early
    - Elbert
    - Fannin
    - Floyd
    - Forsyth
    - Fulton
    - Gwinnett
    - Hall
    - Quitman
    - Richmond
    - Screven
    - Spalding
    - Stewart
    - Troup
    - Walton
- USA: ID-MA
  - Idaho
  - Illinois A-F
    - Illinois State Map
    - Adams
    - Alexander
    - Bond
    - Bureau
    - Calhoun
    - Carroll
    - Champaign
    - Christian
    - Clark
    - Coles
    - Cook
    - DeKalb
    - DeWitt
    - DuPage
    - Edgar
    - Fayette
    - Ford
    - Fulton
  - Illinois G-M
    - Illinois State Map
    - Gallatin
    - Greene
    - Grundy
    - Hancock
    - Henry
    - Iroquois
    - Jackson
    - Jersey
    - Jo Daviess
    - Kane
    - Kankakee
    - Kendall
    - La Salle
    - Lake
    - Lawrence
    - Madison
    - Marshall
    - Massac
    - Morgan
  - Illinois - N-Z
    - Illinois State Map
    - Peoria
    - Pike
    - Putnam
    - Randolph
    - Rock Island
    - St. Clair
    - Sangamon
    - Scott
    - Shelby
    - Stephenson
    - Tazewell
    - Wabash
    - White
    - Whiteside
    - Will
    - Winnebago
    - Woodford
  - Indiana - A-E
    - Indiana State Map
    - Adams
    - Allen
    - Bartholomew
    - Boone
    - Brown
    - Carroll
    - Cass
    - Clark
    - Clinton
    - Crawford
    - Daviess
    - De Kalb
    - Dearborn
    - Decatur
    - Delaware
    - Dubois
    - Elkhart
  - Indiana - F-K
    - Indiana State Map
    - Fayette
    - Floyd
    - Fountain
    - Franklin
    - Gibson
    - Greene
    - Hamilton
    - Hancock
    - Harrison
    - Hendricks
    - Huntington
    - Jackson
    - Jasper
    - Jay
    - Jefferson
    - Jennings
    - Johnson
    - Knox
    - Kosciusko
  - Indiana - L-P
    - Indiana State Map
    - La Porte
    - Lagrange
    - Lake
    - Lawrence
    - Madison
    - Marion
    - Marshall
    - Martin
    - Miami
    - Monroe
    - Morgan
    - Newton
    - Noble
    - Ohio
    - Orange
    - Owen
    - Parke
    - Pike
    - Porter
    - Posey
    - Putnam
  - Indiana - R-Z
    - Indiana State Map
    - Randolph
    - Ripley
    - Rush
    - St. Joseph
    - Scott
    - Shelby
    - Spencer
    - Tippecanoe
    - Vanderburgh
    - Vermillion
    - Vigo
    - Wabash
    - Warren
    - Warrick
    - Washington
    - Wells
    - White
  - Iowa - A-H
    - Iowa State Map
    - Allamakee
    - Benton
    - Boone
    - Bremer
    - Buchanan
    - Butler
    - Cass
    - Cedar
    - Clinton
    - Decatur
    - Des Moines
    - Dubuque
    - Emmet
    - Fayette
    - Hamilton
    - Hardin
    - Howard
    - Humboldt
  - Iowa - I-W
    - Iowa State Map
    - Iowa
    - Jackson
    - Jasper
    - Johnson
    - Jones
    - Kossuth
    - Lee
    - Linn
    - Mahaska
    - Marshall
    - Poweshiek
    - Scott
    - Story
    - Tama
    - Van Buren
    - Wapello
    - Webster
    - Winneshiek
  - Kansas A-J
    - Kansas State Map
    - Allen
    - Anderson
    - Atchison
    - Bourbon
    - Chase
    - Chautauqua
    - Cherokee
    - Cloud
    - Coffey
    - Doniphan
    - Douglas
    - Elk
    - Franklin
    - Jackson
    - Jefferson
  - Kansas L-Z
    - Kansas State Map
    - Labette
    - Linn
    - Lyon
    - McPherson
    - Miami
    - Montgomery
    - Neosho
    - Norton
    - Osage
    - Ottawa
    - Republic
    - Sedgwick
    - Shawnee
    - Wyandotte
  - Kentucky A-J
    - Kentucky State Map
    - Anderson
    - Ballard
    - Boyd
    - Bracken
    - Breckinridge
    - Campbell
    - Clark
    - Daviess
    - Fayette
    - Floyd
    - Franklin
    - Garrard
    - Grayson
    - Greenup
    - Hancock
    - Hardin
    - Henderson
    - Jessamine
    - Jefferson
  - Kentucky K-W
    - Kentucky State Map
    - Kenton
    - Knox
    - Laurel
    - Livingston
    - Lyon
    - Madison
    - Marshall
    - Mason
    - McCracken
    - McCreary
    - Meade
    - Mercer
    - Pike
    - Rockcastle
    - Scott
    - Trigg
    - Trimble
    - Union
    - Warren
    - Whitley
    - Woodford
  - Louisiana
    - Louisiana State Map
    - Avoyelles
    - Beauregard
    - Bossier
    - Calcasieu
    - Caldwell
    - Concordia
    - East Baton Rouge
    - Iberia
    - Iberville
    - Jefferson
    - Lafayette
    - Lafourche
    - Madison
    - Orleans
    - Ouachita
    - Pointe Coupee
    - Richland
    - St. Charles
    - St. James
    - St. Landry
    - St. Martin
    - St. Mary
    - St. Tammany
    - Terrebonne
    - Vermilion
    - Vernon
    - West Baton Rouge
  - Maine
    - Maine State Map
    - Androscoggin
    - Cumberland
    - Hancock
    - Kennebec
    - Knox
    - Lincoln
    - Sagadahoc
    - Somerset
    - Waldo
    - York
  - Maryland
  - Massachusetts
    - Massachusetts State Map
    - Barnstable
    - Berkshire
    - Bristol
    - Essex
    - Franklin
    - Hampden
    - Hampshire
    - Middlesex
    - Norfolk
    - Suffolk
    - Worcester
- USA: MI-NM
  - Michigan A-D
    - Michigan State Map
    - Alger
    - Allegan
    - Alpena
    - Antrim
    - Arenac
    - Baraga
    - Barry
    - Bay
    - Benzie
    - Berrien
    - Branch
    - Calhoun
    - Cass
    - Charlevoix
    - Cheboygan
    - Chippewa
    - Clare
    - Clinton
    - Crawford
    - Delta
    - Dickinson
  - Michigan E-K
    - Michigan State Map
    - Eaton
    - Emmet
    - Genesee
    - Gladwin
    - Gogebic
    - Grand Traverse
    - Gratiot
    - Hillsdale
    - Houghton
    - Huron
    - Ingham
    - Ionia
    - Iosco
    - Iron
    - Isabella
    - Jackson
    - Kalamazoo
    - Kalkaska
    - Kent
    - Keweenaw
  - Michigan L-N
    - Michigan State Map
    - Lake
    - Lapeer
    - Leelanau
    - Lenawee
    - Livingston
    - Luce
    - Mackinac
    - Macomb
    - Manistee
    - Marquette
    - Mason
    - Mecosta
    - Menominee
    - Midland
    - Missaukee
    - Monroe
    - Montcalm
    - Montmorency
    - Muskegon
    - Newaygo
  - Michigan O-Z
    - Michigan State Map
    - Oakland
    - Oceana
    - Ontonagon
    - Osceola
    - Oscoda
    - Ottawa
    - Presque Isle
    - Saginaw
    - St. Clair
    - St. Joseph
    - Sanilac
    - Schoolcraft
    - Shiawassee
    - Tuscola
    - Van Buren
    - Washtenaw
    - Wayne
    - Wexford
  - Minnesota
    - Minnesota State Map
    - Blue Earth
    - Brown
    - Dakota
    - Fillmore
    - Goodhue
    - Hennepin
    - Houston
    - Koochiching
    - Le Sueur
    - Nicollet
    - Ramsey
    - Houston
    - St. Louis
    - Winona
    - Washington
    - Wright
  - Mississippi
    - Mississippi State Map
    - Adams
    - Carroll
    - Copiah
    - Franklin
    - Hancock
    - Hinds
    - Lawrence
    - Leflore
    - Rankin
    - Simpson
    - Warren
    - Yazoo
  - Missouri A-J
    - Missouri State Map
    - Benton
    - Boone
    - Caldwell
    - Camden
    - Cape Girardeau
    - Carroll
    - Cedar
    - Chariton
    - Christian
    - Clark
    - Clay
    - Cooper
    - Daviess
    - Franklin
    - Greene
    - Hickory
    - Howard
    - Jackson
    - Jasper
    - Jefferson
  - Missouri K-Z
    - Missouri State Map
    - Lewis
    - Marion
    - Miller
    - Mississippi
    - Monroe
    - Pemiscot
    - Perry
    - Pike
    - Platte
    - Polk
    - Ray
    - St. Charles
    - St. Louis City
    - St. Louis County
    - Ste. Genevieve
    - Saline
    - Scott
    - Shelby
    - Vernon
    - Warren
  - Montana
  - New Hampshire
  - New Jersey
    - New Jersey State Map
    - Bergen
    - Burlington
    - Camden
    - Cumberland
    - Essex
    - Gloucester
    - Hudson
    - Hunterdon
    - Mercer
    - Middlesex
    - Monmouth
    - Morris
    - Passaic
    - Salem
    - Somerset
    - Sussex
    - Union
    - Warren
  - New Mexico
- USA: NY-OR
  - New York A-G
    - New York State Map
    - Albany
    - Allegany
    - The Bronx
    - Brooklyn
    - Broome
    - Cattaraugus
    - Cayuga
    - Chautauqua
    - Chemung
    - Chenango
    - Clinton
    - Columbia
    - Cortland
    - Delaware
    - Dutchess
    - Erie
    - Essex
    - Genesee
    - Greene
  - New York H-Q
    - New York State Map
    - Hamilton
    - Herkimer
    - Jefferson
    - Lewis
    - Livingston
    - Madison
    - Manhattan
    - Monroe
    - Montgomery
    - Niagara
    - Oneida
    - Onondaga
    - Ontario
    - Orleans
    - Oswego
    - Otsego
    - Queens
  - New York R-Z
    - New York State Map
    - Rensselaer
    - Rockland
    - St. Lawrence
    - Saratoga
    - Schenectady
    - Schuyler
    - Seneca
    - Staten Island
    - Steuben
    - Sullivan
    - Tioga
    - Tompkins
    - Ulster
    - Warren
    - Washington
    - Wayne
    - Westchester
    - Wyoming
  - North Carolina
    - North Carolina State Map
    - Avery
    - Brunswick
    - Buncombe
    - Haywood
    - Jackson
    - Mitchell
    - New Hanover
  - Ohio A-E
    - Ohio State Map
    - Adams
    - Allen
    - Ashland
    - Ashtabula
    - Auglaize
    - Belmont
    - Brown
    - Butler
    - Carroll
    - Clark
    - Clermont
    - Clinton
    - Columbiana
    - Coshocton
    - Crawford
    - Cuyahoga
    - Darke
    - Defiance
    - Delaware
    - Erie
  - Ohio F-K
    - Ohio State Map
    - Fairfield
    - Fayette
    - Franklin
    - Fulton
    - Gallia
    - Greene
    - Guernsey
    - Hamilton
    - Hancock
    - Hardin
    - Henry
    - Highland
    - Hocking
    - Huron
    - Jefferson
    - Knox
  - Ohio L-P
    - Ohio State Map
    - Lake
    - Lawrence
    - Licking
    - Logan
    - Lorain
    - Lucas
    - Mahoning
    - Marion
    - Medina
    - Meigs
    - Miami
    - Montgomery
    - Morgan
    - Morrow
    - Muskingum
    - Ottawa
    - Paulding
    - Pickaway
    - Pike
    - Portage
    - Preble
    - Putnam
  - Ohio R-Z
    - Ohio State Map
    - Richland
    - Sandusky
    - Scioto
    - Seneca
    - Shelby
    - Stark
    - Summit
    - Trumbull
    - Tuscarawas
    - Van Wert
    - Washington
    - Warren
    - Wayne
    - Williams
    - Wood
    - Wyandot
  - Oklahoma
    - Oklahoma State Map
    - Bryan
    - Caddo
    - Cleveland
    - Canadian
    - Lincoln
    - Mayes
    - McClain
    - Muskogee
    - Nowata
    - Osage
    - Ottawa
    - Pottawatomie
    - Rogers
    - Tulsa
    - Wagoner
    - Washington
  - Oregon
    - Oregon State Map
    - Benton
    - Clackamas
    - Clatsop
    - Columbia
    - Coos
    - Douglas
    - Hood River
    - Lane
    - Lincoln
    - Linn
    - Marion
    - Multnomah
    - Polk
    - Tillamook
    - Sherman
    - Umatilla
    - Wasco
    - Yamhill
- USA: PA-WI
  - Pennsylvania A-C
    - Pennsylvania State Map
    - Adams
    - Allegheny
    - Armstrong
    - Beaver
    - Bedford
    - Berks
    - Blair
    - Bradford
    - Bucks
    - Butler
    - Cambria
    - Cameron
    - Carbon
    - Centre
    - Chester
    - Clarion
    - Clearfield
    - Clinton
    - Columbia
    - Crawford
    - Cumberland
  - Pennsylvania D-J
    - Pennsylvania State Map
    - Dauphin
    - Delaware
    - Elk
    - Erie
    - Fayette
    - Forest
    - Franklin
    - Fulton
    - Greene
    - Huntingdon
    - Indiana
    - Jefferson
    - Juniata
  - Pennsylvania L-P
    - Pennsylvania State Map
    - Lackawanna
    - Lancaster
    - Lawrence
    - Lebanon
    - Lehigh
    - Luzerne
    - Lycoming
    - McKean
    - Mercer
    - Monroe
    - Montgomery
    - Northampton
    - Northumberland
    - Perry
    - Philadelphia
    - Pike
    - Potter
  - Pennsylvania S-Z
    - Pennsylvania State Map
    - Schuylkill
    - Snyder
    - Somerset
    - Sullivan
    - Susquehanna
    - Tioga
    - Union
    - Venango
    - Warren
    - Washington
    - Wayne
    - Westmoreland
    - Wyoming
    - York
  - Rhode Island
    - Rhode Island State Map
    - Bristol
    - Kent
    - Newport
    - Providence
    - Washington
  - South Carolina
    - South Carolina State Map
    - Aiken
    - Allendale
    - Anderson
    - Beaufort
    - Greenville
    - Horry
  - Tennessee A-L
    - Tennessee State Map
    - Anderson
    - Carter
    - Cocke
    - Coffee
    - Davidson
    - DeKalb
    - Fentress
    - Hamilton
    - Jefferson
    - Knox
    - Lincoln
    - Loudon
  - Tennessee M-Z
    - Tennessee State Map
    - Marion
    - Meigs
    - Morgan
    - Putnam
    - Roane
    - Scott
    - Shelby
    - Smith
    - Sullivan
    - Sumner
    - Warren
    - White
    - Wilson
  - Texas A-E
    - Texas State Map
    - Bastrop
    - Bell
    - Bexar
    - Bosque
    - Brown
    - Caldwell
    - Carson
    - Coleman
    - Collingsworth
    - Comal
    - Cooke
    - Coryell
    - Dallas
    - Denton
    - Donley
    - El Paso
    - Ellis
    - Erath
  - Texas F-L
    - Texas State Map
    - Falls
    - Fannin
    - Fayette
    - Frio
    - Gonzales
    - Grayson
    - Guadalupe
    - Hamilton
    - Harris
    - Hemphill
    - Hill
    - Hutchinson
    - Jefferson
    - Johnson
    - Kimble
    - Knox
    - Lampasas
    - Lavaca
    - Llano
  - Texas L-Z
    - Texas State Map
    - Marion
    - Mason
    - McCulloch
    - McLennan
    - Milam
    - Mills
    - Newton
    - Orange
    - Palo Pinto
    - Parker
    - Robertson
    - San Saba
    - Shackelford
    - Somervell
    - Tarrant
    - Travis
    - Wichita
    - Wilbarger
    - Williamson
    - Wilson
    - Young
  - Utah
    - Utah State Map
    - Carbon
    - Utah
    - Weber
  - Vermont
    - Vermont State Map
    - Addison
  - Virginia A-H
    - Virginia State Map
    - Albemarle
    - Alleghany
    - Amherst
    - Arlington
    - Bland
    - Botetourt
    - Covington City
    - Culpeper
    - Dinwiddie
    - Fauquier
    - Giles
    - Highland
  - Virginia I-Z
    - Virginia State Map
    - Loudoun
    - Lynchburg City
    - Nelson
    - Norfolk City
    - Prince William
    - Richmond City
    - Rockingham
    - Russell
    - Scott
    - Wise
    - Wythe
  - Washington A-L
    - Washington State Map
    - Adams
    - Benton
    - Chelan
    - Clark
    - Columbia
    - Cowlitz
    - Douglas
    - Ferry
    - Franklin
    - Grant
    - Island
    - Jefferson
    - King
    - Lincoln
  - Washington M-Y
    - Washington State Map
    - Mason
    - Okanogan
    - Pacific
    - Pend Oreille
    - Pierce
    - Skagit
    - Skamania
    - Snohomish
    - Spokane
    - Stevens
    - Wahkiakum
    - Walla Walla
    - Whatcom
    - Yakima
  - West Virginia A-L
    - West Virginia State Map
    - Boone
    - Braxton
    - Brooke
    - Cabell
    - Clay
    - Fayette
    - Grant
    - Greenbrier
    - Hampshire
    - Hancock
    - Hardy
    - Jackson
    - Jefferson
    - Kanawha
  - West Virginia M-Z
    - West Virginia State Map
    - Marion
    - Marshall
    - Mason
    - Mineral
    - Mingo
    - Monongalia
    - Monroe
    - Morgan
    - Ohio
    - Pendleton
    - Pleasants
    - Preston
    - Putnam
    - Raleigh
    - Ritchie
    - Summers
    - Tyler
    - Wayne
    - Wetzel
    - Wood
  - Wisconsin A-L
    - Wisconsin State Map
    - Ashland
    - Buffalo
    - Chippewa
    - Columbia
    - Crawford
    - Dane
    - Dodge
    - Door
    - Douglas
    - Dunn
    - Eau Claire
    - Florence
    - Fond Du Lac
    - Forest
    - Iowa
    - Iron
    - Jefferson
    - Kenosha
    - La Crosse
    - Lincoln
  - Wisconsin M-W
    - Wisconsin State Map
    - Manitowoc
    - Marathon
    - Marinette
    - Marquette
    - Milwaukee
    - Outagamie
    - Ozaukee
    - Pierce
    - Racine
    - Richland
    - Rock
    - St. Croix
    - Sauk
    - Trempealeau
    - Walworth
    - Winnebago
- Canada
- World
Encyclopedia / Features
Contact
About

Photos: Lock and Dam Number 15

Mobile Optimized (Reduced Size) Photos

Uncredited photos on this page taken by: Nathan Holth. Unless stated in a caption, all photos are Copyright with All Rights Reserved. Learn about reuse of our photos.

Divider

Elevation from northwest quadrant.

Divider

Elevation of individual spans from northwest quadrant.

Divider

Elevation from northeast quadrant.

Divider

Views of individual spans.

Divider

View of truss web.

Divider

Divider

Back

Home

Top

About - Contact

Divider