Motion to Intervene of Southwest Gas Corporation under RP13-589.

Cameron LNG Liquefaction Project Cameron LNG, LLC Supplemental Response to Comments Issued December 3, 2012 on Resource Reports 11 and 13 Docket No. CP13-25-000 February 8, 2013 Cameron LNG Liquefaction Project Docket No. CP13-25-000 Supplemental Response to Comments Issued December 3, 2012 on Draft Resource Reports 11 and 13 Contents Supplemental Response to the Commissions Comments Issued on December 3, 2012 on Draft Resource Reports 11 and 13, Comment Nos. 7, 8, 10, 11, 12, 13, 14, 20, 21, 23, 27, 28, 29, & 30. (Note A response for all other comments was provided in the final resource reports included in the application with the exception of Comment #16 and 17. These two comments were addressed in the Exponent Report - Addendum A, filed with the Commission on December 21, 2012.) List of Attachments Attachment 7-1 CAM0-C&S-DWG-SK0051 Rev B Attachment 13-1 Addendum B to Exponents Report, January 17, 2013 Cameron LNG Liquefaction Project Docket No. CP13-25-000 Supplemental Response to Comments Issued December 3, 2012 on Draft Resource Reports 11 and 13 Resource Report 11 Comment No. 7 Drawing CM0-C&S-DWG-SK0015 included a table showing various depths of the trench leading to the Liquefaction Process Area Impoundment. Include a similar elevation table for the referenced cross-sections on drawing CAM0-C&S-DWG-SK0058 that show the various depths of the trench leading to the Refrigerant Storage Impoundment. Response Drawing CAM0-C&S-DWG-SK0051 Rev A provided in Appendix X.13.5 of the Application had not been revised to match the project site elevations. CAM0-C&S-DWG-SK0051 Rev B included as Attachment 7-1 and CAM0-C&S-DWG-SK0056 Rev B, filed in Appendix X.13.5 of the application, show the invert elevation of the spill trench from the refrigerant storage diked area to the impoundment sump. Table 7-1 below is a summary of the depth of the containment diked area and trench compared to grade elevation. Table 7-1 Top of Trench Trench Invert Trench All Elevations in MSL Elevation Elevation Depth (a) (b) (a-b) High point containment dike 12-0 12-0 0-0 Low point containment dike 12-0 11-6 0-6 Containment dike sump 12-0 8-7 3-5 Containment dike entry point into trench 12-0 8-6 3-6 Trench entry point into impoundment sump 12-0 8-0 4-0 1 Cameron LNG Liquefaction Project Docket No. CP13-25-000 Supplemental Response to Comments Issued December 3, 2012 on Draft Resource Reports 11 and 13 Comment No. 8 According to the table on CAM0-C&S-DWG-SK0015, the depth of the trench from each liquefaction train would be as low as 10 feet; however, cross-section B of the same drawing shows the depth of the trench adjacent to the Liquefaction Process Area Impoundment to be 9 feet. ...