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Inventions and Engineering Innovations

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Duck Creek Aqueduct Covered Bridge

Doe River (Elizabethton) Covered Bridge

Bunker Hill Covered Bridge

Ashuelot Covered Bridge

Ackley Covered Bridge

Controlled Directional Drilling

World's First Oil Well

FAA William J. Hughes Technical Center

North Island Naval Air Station

Farnborough Research Establishment (Royal Aircraft Establishment)

Purdue University Airport

T.S. Lowe’s 1861 Balloon Launch

NASA Langley Research Center

Dutch Flats Airport

Rocketdyne Santa Susana Field Laboratory

Picatinny Arsenal

Oakland Municipal Airport

Goddard Rocket Launch Site

NASA John C. Stennis Space Center

The Cincinnati Observatory

Lunken Field

Hobby 1940 Air Terminal

Woomera Launch Facility

Home and Birthplace of Alberto Santos-Dumont

The Boeing Red Barn

Huffman Prairie

Point Mugu Naval Base

College Park Airport

Igor I. Sikorsky Memorial Airport, formerly Bridgeport Municipal Airport

First Motorized Flight in Canada - Baddeck, Nova Scotia

Getafe Airfield

Pearson Field

Pitcairn Field #2

Kitty Hawk, NC

National Institute of Standards and Technology (NIST)

Mellon Institute of Industrial Research, Carnegie Mellon University

Legacy of Rachel Carson’s Silent Spring

Founding of the American Chemical Society

Izaak Maurits Kolthoff and Modern Analytical Chemistry

Infrared Spectrometer and the Exploration of Mars

Keeling Curve: Study of Atmospheric Carbon Dioxide

Frozen Foods Research: Time-Temperature Tolerance Studies

Food Dehydration Technology

Fluid Bed Reactor

Flavor Chemistry Research at the USDA

Discovery of Ivermectin

Development of the Pennsylvania Oil Industry

DayGlo Fluorescent Pigments

Chemistry at Jamestown

Chemical Abstracts Service (CAS)

Savannah Pulp and Paper Laboratory (Charles Herty)

Development of Occupational Medicine

Titan Crane

Flight of Five Locks

Grand Central Terminal

Huey P. Long Bridge

Lake Pontchartrain Causeway Bridge

Newark Airport

Zion Mt. Carmel Tunnel and Highway

Waterford (Union) Bridge (Replaced in 1909)

Utica Memorial Auditorium

The Dalles Lock and Dam

Tacoma Narrows Bridges

Site of the Founding Meeting of ASCE on Nov 5, 1852

Reversal of the Chicago River

Rensselaer Polytechnic Institute

Acetyl Chemicals from Coal Gasification

Transistor

First Wireless Radio Broadcast by Reginald A. Fessenden

First Wearable Cardiac Pacemaker

First Transpacific Reception of a Television (TV) Signal via Satellite

First Transatlantic Reception of a Television Signal via Satellite

First Television Broadcast in Western Canada

First Semiconductor Integrated Circuit (IC)

First Real-Time Speech Communication on Packet Networks

First Radio Astronomical Observations Using Very Long Baseline Interferometry

First Operational Use Of Wireless Telegraphy

First Intelligible Voice Transmission over Electric Wire

First Distant Speech Transmission in Canada,

First Direct Broadcast Satellite Service

First Central Station in South Carolina

First 500 MeV Proton Beam from the TRIUMF Cyclotron

First 735 kV AC Transmission System

Experimental Breeder Reactor I

Electronic Technology for Space Rocket Launches

ENIAC (Electronic Numerical Integrator and Computer)

Electric Fire Alarm System

Eel River High Voltage Direct Current Converter Station

Early Developments in Remote-Control

Discovery of Superconductivity

Discovery of Radioconduction by Edouard Branly

Directive Short Wave Antenna

Development of VHS, a World Standard for Home Video Recording

Development of the HP-35, the First Handheld Scientific Calculator

Development of Ferrite Materials and Their Applications

Development of Electronic Television

Demonstration of Practical Telegraphy

County Kerry Transatlantic Cable Stations

Compact Disc Audio Player

Commercialization and Industrialization of Photovoltaic Cells

Chivilingo Hydroelectric Plant

Callan's Pioneering Contributions to Electrical Science and Technology

Point of Beginning, U.S. Public Lands

River des Peres Sewage & Drainage Works

Missouri River Bridge

Lacey V. Murrow Bridge and Mount Baker Ridge Tunnels

Kansas City Park and Boulevard System

Texas Commerce Bank Building

Stevens Pass Railroad Tunnels & Switchback System

San Antonio River Walk & Flood Control System

Lake Washington Ship Canal & Hiram M. Chittenden Locks

Joining of the Rails - Transcontinental Railroad

Ironbridge

Iron Building of the U.S. Army Arsenal

International Boundary Marker #1

Ifugao Rice Terraces

Hydraulics Laboratory at the University of Iowa

Hydraulic-Inclined Plane System of the Morris Canal

Horseshoe Curve

Hoosac Tunnel

Granite Railway

Forth & Clyde Canal and Union Canal

Five Stone Arch Bridges

Firth of Forth Railway Bridge

First New York Subway

Fink Through Truss Bridge

Embudo, New Mexico Stream Gauging Station

El Camino Real - The Royal Road

Eads South Pass Navigation Works

City Plan of Philadelphia

Chesbrough's Water Supply System

Seventh Street Improvement Arches

Ohio Canal System

Louisville and Portland Canal Locks & Dam

El Camino Real (The Royal Road) Eastern Branch

Saturn V Rocket

Pegasus 3 Engine BS 916

RL-10 Rocket Engine

Arnold AFB Wind Tunnel

Boeing 367-80 (Prototype for Boeing 707)

Hydromatic Propeller

Link C-3 Flight Trainer

Wright Field 5-foot Wind Tunnel

Worthington Horizontal Cross-compound Pumping Engine

Xerography

Zuiderzee Enclosure Dam

Woodhead Dam

Wright Flyer III

Williamsburg Bridge

Williams-Miles History of Chemistry Collection

New England Wireless and Steam Museum

Old Wisla Bridge

White River Concrete Arch Bridge

Wilkinson Mill

Wilkinson Mill

Westmoreland Iron Works

Whipple Truss Bridge

White Pass & Yukon Railroad

Watkins Woolen Mill

West Baden Springs Hotel

Ward House

Washington Monument

Watertown Arsenal

Waldo-Hancock Suspension Bridge

McCormick Reaper

Walnut Street Bridge

Viaducto del Malleco

Voyager Spacecraft Interplanetary Explorers

Vulcan Street Plant

Kentucky Dam

USS Albacore

USS Cairo Engine and Boilers

Vandenberg Air Force Base

U.S. Capitol

Union Canal Tunnel

Union Station

Borden Base Line

Bollman Truss Bridge

Tunkhannock Viaduct

Turbinia

Central Pacific Railroad

Travel Air Airplane Manufacturing Company in Wichita

Triborough Bridge Project

Tidbinbilla Tracking Station

Orroral Valley Tracking Station

Honeysuckle Creek Tracking Station

Tipon

Tokaido Shinkansen (bullet train)

Tokaido Shinkansen

Thomas Viaduct Railroad Bridge

Thames Tunnel

Theodore Roosevelt Dam & Salt River Project

Menai Suspension Bridge

Multi-Zone Automatic Temperature Control System

Tennessee State Capitol

Starrucca Viaduct

Statue of Liberty

Suez Canal Project

Sydney Harbour Bridge

Tehachapi Pass Railroad Line

SS Jeremiah O'Brien

SS Badger Carferry

St. Charles Avenue Streetcar Line

St. Clair Tunnel

Alternating Current Electrification (DUPE: IEEE+ASME)

SS Great Britain

Solar Energy and Energy Conversion Laboratory

Springfield Armory

Smithfield Street Bridge

Snoqualmie Falls Cavity Generating Station

Snowy Mountains Hydro-Electric Scheme

Second Street Bridge

Sewall's Bridge

Shippingport Nuclear Power Station

Siegfried Marcus Car

Stanford Linear Accelerator Center

Stanford Linear Accelerator Center (SLAC)

San Jacinto Monument

Sault Ste. Marie Hydroelectric Complex

City Plan of Savannah

Caledonian Canal

San Francisco - Oakland Bay Bridge

Samson Mine Reversible Waterwheel & Man Engine

Reynolds-Corliss Pumping Engine

Rockville Stone Arch Bridge

Blue Ridge Parkway

Salginatobel Bridge

Reed Gold Mine Ten-Stamp Mill

Reed Gold Mine Ten-Stamp Mill

Refrigeration Research Museum

Alvord Lake Bridge

Alexanderson Radio Alternator

First Ram-Type Blowout Preventer BOP

Red Hill Underground Fuel Storage Facility

Pratt Institute Power Plant

American Precision Museum

Quebec Bridge

Queensboro Bridge

Ames Hydroelectric Generating Plant

Portland Observatory

Portland Head Light

Potowmack Canal and Locks

Poughkeepsie-Highland Bridge

Pit-Cast Jib Crane

Foundation of Polymer Science by Hermann Staudinger

Ponte Maria Pia Bridge

Port Washington Power Plant

Pin-Ticketing Machine

Pioneer Oil Refinery California Star Oil Works

Pioneer Zephyr

Peterborough Hydraulic (Canal) Lift Lock

Philadelphia City Hall

Philadelphia Municipal Water Supply

Pilatusbahn

Pennsylvania Turnpike (Old Section)

Panama Canal

Peavey-Haglin Concrete Grain Elevator

"Old Red" Cotton Picker

Discovery of Organic Free Radicals by Moses Gomberg

Paddle Steamer Uri

Northern Pacific High Line Bridge No 64

Northampton Street Bridge

NS Savannah

Nucleic Acid and Protein Chemistry Research at Rockefeller University

Newark Airport

NMR and MRI: Applications in Chemistry and Medicine

Norris Dam

The Reactive Noble Gases

New Castle Ice Harbor

Navajo Bridge

Nassawango Iron Furnace

National Road

NAIC/Arecibo Radiotelescope

NASA Ames Research Center

NASA Ames Unitary Plan Wind Tunnel

Morris Canal Reaction Turbine

Moseley Wrought Iron Arch Bridge

Mount Wilson Observatory, 100-inch Hooker Telescope

Mullan Road

Montgomery Glider

Morison's Memphis Bridge

Mormon Tabernacle

Minot's Ledge Lighthouse

Model T

Moffat Tunnel

Monongahela Incline

Middlesex Canal

United States Military Academy

Old Mill in Nantucket

Milwaukee River Flushing Station

Milwaukee Metropolitan Sewage Treatment Plant

Rogue River Bridge

Adams Hydroelectric Generating Plant

McKinley Climatic Laboratory

McNeill Street Pumping Station

Manhattan Bridge

Marshall Building

Mason-Dixon Line

Machu Picchu

Mackinac Bridge

Lookout Mountain Incline Railway

Belle of Louisville

Zhaozhou (or Anji) Bridge

Lombard Steam Log Hauler

Lawrence Experiment Station

Leavitt-Riedler Pumping Engine

High Bridge

Hacienda La Esperanza Sugar Mill Steam Engine

Invention of the LASER

Charles River Basin Project

King's Road

Kinzua Railway Viaduct

Knight Foundry and Machine Shop

Kaplan Turbine

Kavanagh Building

Bridges of Keeseville

Joshua Hendy Iron Works

Kamehameha V Post Office

Johnstown Incline

Discovery of Oxygen by Joseph Priestly

Jackson Ferry Shot Tower

Jacobs Engine Brake Retarder

Jeep Model MB

John A. Roebling Bridge

John Penn & Sons Oscillating Steam Engine

Interborough Rapid Transit System Original Line

Birthplace of the Internet

Center Pivot Irrigator

Hwaseong Fortress

Sweetwater Dam

Icing Research Tunnel, NASA Lewis Research Center

Ingalls Building

Howard Hughes Flying Boat, HK-1

Hughes Two-Cone Drill Bit

Hoover Dam

Houston Municipal Airport Terminal

Houston Ship Channel

Holland Tunnel Ventilation System

Holt Caterpillar Tractor

Holyoke Water Power System

Havemeyer Hall

Polymer Research Institute

Hohokam Canal System

Hanford B Reactor

Hanford B Reactor

Harris-Corliss Steam Engine

Cranetown Triangulation Site

Gunnison Tunnel

Eiffel Tower

Hagia Sophia

Guayabo Ceremonial Center

Gravimetric Coal Feeder

Greens Bayou Generator Plant

Victoria Dutch Windmill

Invention of COBOL Programming by Grace Murray Hopper

Grand Coulee Dam

Graue Mill

Goldfields Water Supply

Goodyear Airdock

Gosport Naval Dry Docks

Gota Canal

Ginaca Pineapple Processing Machine

Going-to-the-Sun Road

Golden Gate Bridge

Getafe Airfield

Gilman Hall

Georgetown Steam Hydro Generating Plant

GE Re-entry Systems

Deciphering the Genetic Code

George W. Woodruff School of Mechanical Engineering

Georgetown Steam Plant

Fusion-welded Test Boiler Drum

Galveston Seawall and Grade Raising

Garfield Thomas Water Tunnel

Frankford Avenue Bridge

Fritz Engineering Laboratory

Discovery of Fullerenes

FMC Citrus Juice Extractor

Folsom Hydroelectric Power System

Folsom Power House #1

Fort Peck Dam

Fink Deck Truss Bridge

Evinrude Outboard Motor

Fairmount Water Works

Ferries & Cliffhouse Cable Railway Power House

Ellicott's Stone

Advanced Engine Test Facility at Marshall Space Center

Erie Canal

Eiffel Drop Test Machine and Wind Tunnel

Elephant Butte Dam

Wheeling Suspension Bridge

Eddystone Lighthouse

Edison 'Jumbo' Engine-Driver Dynamo

Edison Experimental Recording Phonograph

Eglin Air Force Base

Eads Bridge

Ecole Nationale des Ponts et Cheussees

Eddystone Station Unit #1

Duck Creek Aqueduct

Dunlap's Creek Bridge

Duquesne Incline

Durango-Silverton Branch of the D&RGW RR

Downey Industrial Plant

Drake Oil Well

Drake Oil Well

Druid Lake Dam

Digital Micromirror Device

Dismal Swamp Canal

Disneyland Monorail System

Dorton Arena

Delta Air Lines’ Original 1940s Buildings

Detroit Edison District Heating System

Detroit-Windsor Tunnel

Roebling's Delaware Aqueduct

Davis Island Lock and Dam

Decew Falls Hydro-Electric Plant

Crozet's Blue Ridge Tunnel

Cruquius Pumping Station

Cumbres and Toltec Scenic Railway

Denison Dam

David Taylor Model Basin

Creusot Steam Hammer

Croton Water Supply System

Crown Cork and Soda Filling Machine

Cortland Street Drawbridge

The Cotton Module Builder

Craigellachie Bridge

Corning Ribbon Machine

Cornish - Windsor Covered Bridge

Cornwall Iron Furnace

Cooper Steam Traction Engine Collection

Cooperative Fuel Research Engine

Conwy Tubular Bridge

Coolspring Power Museum

Cooper-Bessemer Type GMV Integral-Angle Gas Compressor

Atanasoff-Berry Computer

First Concrete Pavement

Conwy Suspension Bridge

Columbia River Scenic Highway

Columbia-Wrightsville Bridge

Colvin Run Mill

Commonwealth Building Heat Pump

BF Clyde's Cider Mill

East Wells Onieda Street Power Plant

Code-Breaking at Bletchley Park during World War II

Colorado River Aqueduct

Cincinnati Observatory

Birthplace of the SPICE Circuit Simulation Program

Cleveland Hopkins Airport

Chestnut Street Pumping Engine

Chicago Burlington & Quincy Railroad Roundhouse

Childs-Irving Hydroelectric Project

Choate Bridge

Carrollton Viaduct

CERN Experimental Instrumentation

Cheesman Dam

Chesapeake and Delaware Canal

Chandler Chemistry Laboratory

Chapin Mine Pump

Bunker Hill Covered Bridge

Cedar Falls Water Supply

Chain of Rocks Water Purification Plant

Cape Hatteras Lighthouse

Castillo de San Marcos

Callan's Pioneering Contributions to Electrical Science and Technology

Canton Viaduct

Old Cape Henry Lighthouse

Cape Cod Canal

Buffalo Bill Dam

Burton Farmers Gin Mill

Cabin John Aqueduct

Brooks AFB, Old Hangar 9

Browning Firearms Collection

Buckeye Steam Traction Ditcher

Brandywine River Powder Mills

Bremen Airport

Bridgeport Covered Bridge

Brooklyn Bridge

Book "Experiments and Observations on Electricity" by Benjamin Franklin

Boston Subway

Boyden Hydraulic Turbines

Birome Ballpoint Pen Collection

Blenheim Bridge

Blood Heat Exchanger

Bethlehem Waterworks

Bidwell Bar Suspension Bridge

Big Brutus Mine Shovel

Blimp Hangars

Belle Fourche Dam

Benjamin Franklin's Work in London

Central Yacht Basin

Montgomery Bell's Tunnel

Belle Isle Gas Turbine

Bayonne Bridge

Bailey Island Bridge

Baltimore & Ohio Roundhouse & Shop Complex

Basic-Oxygen Steel Making Vessel

Bay City Walking Dredge

Atlantic City Convention Hall

Atlas Launch Vehicle

Bonneville Dam, Columbia River System

Arroyo Seco Parkway

Ascutney Mill Dam

Apollo Lunar Module LM-13

Apollo Space Command Module

A.B. Wood Screw Pump

Armour-Swift-Burlington Bridge

AC Electrification of the New York, New Haven & Hartford Railroad (DUPE: IEEE+ASME)

George Washington Bridge

The Chemical Revolution - Antoine-Laurent Lavoisier

Alligator Amphibian

Alouette-ISIS Satellite Program

Ljungstrom Air Preheater

Alaska Highway

Alden Research Laboratory Rotating Boom

Allegheny Portage Railroad

Acueducto de Queretaro

Acueducto de Segovia

ALCOA 50,000-ton Hydraulic Forging Press

Acequias of San Antonio

Sholes & Glidden 'Type Writer'

Southern Railway Spencer Shops

Radio City Music Hall Hydraulically Actuated Stage

Saugus Ironworks

Pierce-Donachy Ventricular Assist Device

Pullman Sleeping Car Glengyle

Noria al-Muhammadiyya

Lapeyre Automatic Shrimp Peeling Machine

Mr. Charlie Oil Drilling Rig

Newcomen Engine

Ditch Witch DWP Service-Line Trencher

Fairbanks Exploration Company Gold Dredge No. 8

ASME Boiler and Pressure Vessel Code

Bergen County Steam Collection

Split-Hopkinson Pressure Bar Apparatus

Penn. RR GG1 Electric Locomotive #4800

Southern Pacific #4294 Cab-in-Front Steam Locomotive

Thermo King© C Refrigeration Unit

IBM 350 RAMAC Disk File

Grumman Wildcat “Sto-Wing” Wing-folding Mechanism

Maine Turnpike

Norfolk & Western #611, Class J Steam Locomotive

Miami Conservancy District

Sikorsky VS-300 Helicopter

Holland Tunnel

North Island Main Trunk Railway

Keokuk Hydro-Power System

Marlette Lake Water System

Engine-Driven Dynamo

Idols Station, Fries Manufacturing & Power Company

Muskingum River Navigation System

Mount Washington Cog Railway

Great Western Railway

Louisville Waterworks

Prehistoric Mesa Verde Reservoirs

Great Falls Raceway and Power System

Lowell Waterpower System

Aberdeen Range, Aberdeen Proving Ground

Rumford Baking Powder

First Electrolytic Production of Bromine

C.V. Raman and the Raman Effect

Research on the Atomic Weight of Oxygen by Edward W. Morley

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Aberdeen

Aberlour

ACT

Aie

Akron

Albany

Albany

Allegan

Alpnach

Altoona

Ames

Ames

Ames

Anaheim

Ankeny

Annonay

Antonito

Appleton

Arbutus

Arco

Arecibo

Arecibo

Ashuelot

Atlanta

Atlanta

Atlanta

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Auburn

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Baddeck

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Berkeley

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Biloxi

Blue Ridge Mountains

Boston

Boston

Boston

Boston

Boston

Brandeis

Bremen

Bridge City, LA 70094

Brighton

Bristol

Bristol

Bristol

Brooklyn

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Brooklyn

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Brooklyn

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Burton

Calcutta, India

Caleden

Canton

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Capetown

Chicago

Chicago

Chicago

Chicago

Chicago

Coalbrookdale-Ironbridge

Cody

Cohoes

College Station

College Station

Columbia

Columbus

Columbus

Columbus

Columbus

Columbus

Columbus

Columbus

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Conwy

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Cos Cob

Cos Cob

Cotter

Coventry

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Dayton

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Dearborn

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Denison

Denville

Detroit

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Devon

Downey

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Dublin to Belfast

Duluth

Durango

East Garden City

Easton

Eden

Egg Harbor Township

El Cajon

El Paso

Elkhart

Embudo

Erie

Essex

Faiyum District

Findlay

Folsom

Folsom

Fort Lee

Freiburg im Breisgau

Fremont

Fresno

Geneva

Geneva

Getafe

Getafe

Gilboa

Glasgow

Great Barrington

Greenwich Township

Hamah

Hamden

Hampton

Hancock

Hartford

Hersjey

Holden

Holyoke

Honolulu

Honolulu

Hooker

Horsham

Houston

Houston

Houston

Houston

Houston

Houston

Houston

Houston

Ipswich

Irvine

Isle of Anglesey

Ismailia

Istanbul

Ithica

Jackson

Kearney

Keokuk

Kingston Springs

La Jolla

La Porte

La Porte