1. The
History
of Concrete

2. Objectives: Students will:
~ learn some important dates in the history of concrete

3. 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.

4. 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.

5. 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.

6. Photo courtesy of Portland Cement Association.
1836—Cement Testing
The first test of tensile and compressive strength took place in Germany.
Photo courtesy of Portland Cement Association.

7. Photo coutesy of Portland Cement Association.
1889— Alvord Lake Bridge
The first concrete reinforced bridge was built in San Francisco. The bridge still exists today.
Photo coutesy of Portland Cement Association.

8. 1891— Concrete Street
The first American concrete street was built in Bellefontaine, Ohio.
Photo courtesy of

9. Photo courtesy of Emporis Buildings.
1903—The Ingalls Building
The first concrete high rise was built in Cincinnati, Ohio. This building has sixteen stories and was a great engineering feat of its time.
Photo courtesy of Emporis Buildings.

10. Photo courtesy of flyingmoose.org.
1908—Concrete Homes
Thomas Edison designed and built the first concrete homes in Union, New Jersey.
Photo courtesy of flyingmoose.org.

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

12. Photo courtesy of www.concreteconstruction.net.
1915—Colored Concrete
Lynn Mason Scofield founded L.M. Scofield, the first company to produce color for concrete.
Photo courtesy of

13. 1930—Air Entraining Agents
Air entraining agents were used for the first time in cement to resist against damage from freezing and thawing.

14. 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.

15. 1938—Concrete Overlay
John Crossfield added latex to portland cement, aggregate, and other materials to make coverings for ship decks.
Photo on right of modern concrete overlay, courtesy of Milagro Custom Flooring Solutions, LLC.

16. 1950's—Decorative Concrete Developed
Brad Bowman developed the Bomanite process in the mid 1950's in Monterey, California. (Courtesy of bomanite.com).

17. 1967—Concrete Sports Dome
The first concrete domed sports arena, known as the Assembly Hall, was built at the University of Illinois.

18. 1970's—Fiber Reinforcement
Fiber reinforcement was introduced as a way to strengthen concrete.

19. 1980's—Concrete Countertops
Buddy Rhodes, the father of the concrete countertop, cast his first countertop in the mid '80s.
(Photo courtesy of Cheng Design.)

20. Darrel Adamson designed the Engrave-A-Crete ® System.
1990—Concrete Engraving
Darrel Adamson designed the Engrave-A-Crete ® System.

21. 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.

22. (Photo courtesy of HTC-America.)
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.)