The first attempt began in the 1880s, but it was a disaster. The second attempt, this time successful, began in 1904.
The actual concept of a Panama Canal stretches back hundreds of years.
See the related link below for more Panama Canal information.
Construction
Health measures during the construction of the Panama Canal happened in 1904.
not at the time
France started the construction of the Panama Canal but failed.
After ten years of construction, the Panama Canal was completed in 1914.
If the question is what President oversaw the construction of the Panama Canal, it would be Theodore Roosevelt.
I did not begin building the panama canal, and I did not finish it either.
The US encouraged the separation of Panama from Nicaragua, of which it was previously a part.
1893
in the 2013.......... i think
Initial construction was completed in 1914, and the canal opened, but construction continues to this day in enlarging, improving, and maintaining the canal.
The Panama Canal was started by the French in 1881 and construction stopped in 1889 because of poor working conditions and lack of funding. The United States took over construction and completed it in 1914 after it was ratified in 1904.