New York City has 8,250,000 people and 975,000 buildings.
It also has the only high school program in the country for hands-on masonry preservation, building conservation and green sustainable construction.
This blog offers a glimpse into that program.

The textbook developed from the curriculum and lessons: "Masonry History Integrity An Urban
Conservation Primer" is a free download at this web site:

The recent entries are in the LinkedIn Group: Masonry History Integrity & Urban Conservation.

Tuesday, January 12, 2010

Session #6 Concrete & Cast Stone

Masonry Preservation Training
· Concrete Ingredients - Cement, sand, gravel, water
· Tools - Trowels, edgers, floats (steel, sponge, rubber, bull)
· Procedures - Form, grade, mix, pour, tamp, screed, float, finish, edge

Students built a form, mixed, poured, floated and finished concrete.

Thomas Edison
· His life, inventions, work ethic and creativity
· Edison concrete was used to build the original Yankee Stadium.

Edison, whose success is credited to hard work and determination, said:

"There is no substitute for hard work."

"The reason a lot of people do not recognize opportunity is because it usually goes around wearing overalls looking like hard work."

"Genius is one percent inspiration and ninety-nine percent perspiration."

"Great ideas originate in the muscles."

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