3000 BC-Egyptian Pyramids

The Egyptians were using early forms of concrete over 5000 years ago to build pyramids. They mixed mud and straw to form bricks and used gypsum and lime to make mortars.

300 BC - 476 AD-Roman Architecture

The ancient Romans used a material that is remarkably close to modern cement to build many of their architectural marvels, such as the Colosseum, and the Pantheon. The Romans also used animal products in their cement as an early form of admixtures.

Was Concrete Stronger and Greener 2,000 Years Ago?

1824-Portland Cement Invented

Joseph Aspdin of England is credited with the invention of modern portland cement. He named his cement portland, after a rock quary that produced very strong stone. Photo courtesy of Concrete Thinking.

1836-Cement Testing

The first test of tensile and compressive strength took place in Germany. Photo courtesy of Portland Cement Association.

1889- Alvord Lake Bridge

The first concrete reinforced bridge was built in San Francisco. Alvord Lake Bridge still exists today, over two hundred years after it was built! Photo coutesy of Portland Cement Association.

1891- Concrete Street

The first American concrete street was built in Bellefontaine, Ohio. This is a modern photo of the historic street. Photo courtesy of www.waymarking.com.

1903-The Ingalls Building

The first concrete high rise was built in Cincinnati, Ohio. The Ingalls Building has sixteen stories and was a great engineering feat of its time. Photo courtesy of Emporis Buildings.

1908-Concrete Homes

Thomas Edison designed and built the first concrete homes in Union, New Jersey. These homes still exist today. Photo courtesy of flyingmoose.org.

1913-Ready Mix

The first load of ready mix was delivered in Baltimore, Maryland. Photo courtesy of Kuhlman Corp.

1915-Colored Concrete

Lynn Mason Scofield founded L.M. Scofield, the first company to produce color for concrete. Their products included color hardeners, colorwax integral color, sealers, and chemical stains. Photo courtesy of www.concreteconstruction.net.

1930-Air Entraining Agents

Air entraining agents were used for the first time in cement to resist against damage from freezing and thawing.

1936-Hoover Dam

The Hoover Dam was built along the Colorado River, bordering Arizona and Nevada. It was the largest scale concrete project ever completed.

1938-Concrete Overlay

John Crossfield was the first to receive a patent for a concrete overlay. He add latex to portland cement, aggregate, and other materials to make a covering for ship decks. Photo on right of modern concrete overlay, courtesy of Milagro Custom Flooring Solutions, LLC.

1950's-Decorative Concrete

Brad Bowman developed the Bomanite process, the original cast-in-place, colored, textured and imprinted architectural concrete paving, in the middle 1950's in Monterey, California. (Courtesy of bomanite.com).

1967-Concrete Sports Dome

The first concrete domed sports arena, known as the Assembly Hall, was built at the University of Illinois.

1970's-Fiber Reinforcement

Fiber reinforcement was introduced as a way to strengthen concrete.

1980's-Concrete Countertops

Buddy Rhodes, the father of the concrete countertop, cast his first countertop in the mid '80s. Around the same time, Fu-Tung Cheng also cast his first concrete countertop. (Photo courtesy of Cheng Design.)

1990-Concrete Engraving

Darrel Adamson desined the Engrave-A-Crete ® System.

1992-Tallest Concrete Building

The tallest reinforced concrete building was built in Chicago, Illinois. The 65-story building is known only by its street address, 311 South Wacker Drive.

1999-Polished Concrete

The first installation of a polished concrete floor in the US was a 40,000-square-foot warehouse floor for the Bellagio in Las Vegas. (Photo courtesy of HTC-America.)