What does CNFM mean in UNCLASSIFIED
CNFM stands for Chicago Number Four Mine. It is a limestone quarry located in the community of Thornton, Illinois, a suburb of Chicago. The quarry is owned and operated by Material Service Corporation, a construction materials company.
CNFM meaning in Unclassified in Miscellaneous
CNFM mostly used in an acronym Unclassified in Category Miscellaneous that means Chicago Number Four Mine
Shorthand: CNFM,
Full Form: Chicago Number Four Mine
For more information of "Chicago Number Four Mine", see the section below.
Operations
- The CNFM quarry produces limestone, which is used in a variety of construction applications, including:
- Aggregate for roads, concrete, and other construction projects
- Building stone for walls, facades, and other architectural features
- Agricultural lime for soil amendment
- The quarry employs approximately 50 people and has an annual production capacity of over 2 million tons of limestone.
History
- The CNFM quarry was first opened in 1912 and has been in continuous operation ever since.
- In 1997, Material Service Corporation acquired the quarry from Martin Marietta Materials.
Environmental Impact
- CNFM is committed to minimizing its environmental impact. The quarry operates under a reclamation plan that requires it to restore the land to its original condition after mining is complete.
- The quarry also has a wetlands mitigation program to protect and enhance wetlands in the surrounding area.
Essential Questions and Answers on Chicago Number Four Mine in "MISCELLANEOUS»UNFILED"
What is the Chicago Number Four Mine (CNFM)?
The Chicago Number Four Mine is an underground waterway located in Chicago, Illinois. It was originally built as a reservoir for the city's water supply. The mine is approximately 1.5 miles long and 26 feet wide, and lies about 150 feet below ground level. The mine is no longer used as a reservoir, but it is still open to the public for tours.
What are the tour hours for the Chicago Number Four Mine?
Tours of the Chicago Number Four Mine are available on Saturdays from 10am to 4pm.
How much does it cost to tour the Chicago Number Four Mine?
Tours of the Chicago Number Four Mine are free of charge.
What should I expect to see on a tour of the Chicago Number Four Mine?
On a tour of the Chicago Number Four Mine, you will see the massive underground chambers that were once used to store water for the city of Chicago. You will also learn about the history of the mine and its role in the city's water supply.
Is the Chicago Number Four Mine accessible to people with disabilities?
The Chicago Number Four Mine is not accessible to people with disabilities. The mine is located underground and there are no elevators or ramps to access the tour route.
Final Words: CNFM is a vital source of limestone for the Chicago metropolitan area. The quarry has a long history of safe and responsible operation, and it is committed to minimizing its environmental impact.
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