Reports and Studies

Traffic

Liberty Quarry Traffic Impact Analysis (December 2007)

• Full report (23MB)

• Appendices E-H (15 MB)

• Appendices I-L (16 MB)

• Appendices M-Q (16 MB)

• Appendices R-W (19 MB)

• Appendices X-Z (9 MB)

Reduction in Truck Miles (April 2006)

• Full report

Reduction in Truck Trips (January 2006)

• Full report

 

Air Studies

The Potential for Silica-Related Health Effects from the Proposed Liberty Quarry (December 2007)

• Full report

Quantitative Air Quality Impact Shows Liberty Quarry Will Have Little Impact on Local Air Quality (August 2007)

• Full report

• Summary

Potential Crystalline Silica Emissions and Exposure Associated with the Liberty Quarry and Other Activities in the Region (August 13, 2007)

• Full report (467 pp, 4MB)

• 1-Page Summary

• 10-Page Summary

Wind Speed Comparison between Indio and Liberty Quarry Sites (August 2007)

• Full report

Mineral Evaluation for Potential Asbestos Type Minerals at Liberty Quarry (November 2006)

• Full report

Comparison of Liberty Quarry Emissions to Interstate 15 Emissions (August 2006)

• Full report

Comparison of Liberty Quarry to Other Area Land Uses (July 2006)

• Full report

Reduction in Truck Air Emissions Associated with Product Transport for Liberty Quarry (May 2006)

• Full report

Crystalline and Silica Concentrations in PM4 Samples At Aggregate Handling Plants (November 2004)

• Full report

Ambient Levels and Noncancer Health Effects of Inhaled Crystalline and Amorphous Silica: Health Issue Assessment (November 1996) U.S. Environmental Protection Agency

• Full report

Crystalline Silica Primer (1992) U.S. Department of the Interior and Bureau of Mines

• Full report

 

Blasting and Vibration

Blasting Plan and Impact Analysis Liberty Quarry (August 2007)

• Full Report

 

History

Temecula History of Granite Mining (July 2007)

• Essay
  

 

Draft EIR (Pending)

 

Economic Study

Market Study Finds Local Quarry Can Cut Aggregate Costs in Half (November 2007)

• Summary Report

• Full Report (84 MB)

Economic Impact on Riverside County & Its Southwestern Area (February 2007)

• Summary

• Full report

Construction Aggregate Supply Limitations: Estimates of Economic Impact (February 2007) Caltrans

• Report

 

Geologic Studies

Geotechnical Report for Proposed Liberty Quarry (August 2007)

• Report

Geologic and Hydrologic Evaluation for Proposed Liberty Quarry (August 2007)

• Report

 

Habitat Study (Pending)

 

Light Study

Lighting Plan for the Proposed Liberty Quarry Project (August 2007)

• Report (15 MB)

Analysis of Potential Light Impacts for the Proposed Liberty Quarry Project (August 2007)

• Memorandum (6 MB)

Granite Liberty Quarry – Analysis of Potential Light Impacts comment letter (September 2007)

• Comment letter
  

 

Noise Studies

Environmental Noise Analysis (December 2007)

• Report
  

 

Water Study (Pending)