Response to Second Staff Review Letter for Franklin County Reconstruction - Hampton-Sheffield

The Iowa Utilities Commission, through an executive secretary, had requested a response to a second staff review letter dated May 9, 2025, regarding the Franklin County Reconstruction - Hampton-Sheffield matter. A letter from the Law Offices of Sullivan & Ward, P.C., addressed this request, providing clarifications and revisions to the drawings and field inspection report.

Key Takeaways:

• The company revised the note on the drawing to clarify the elevation measurements, stating that the conductor is shown at 212° final, no wind, and elevations are shown at 108' north of the structure.
• The clearance at the grain bin was rechecked and found to be 46 feet, and the clearance along the lowest phase to ground along the feed bin/building was found to be 43.5 feet.
• The drawing was revised to show the additional clearance, and a sag chart was attached.
• The silo's side auger was noted as filling the silo instead of a portable auger, and a dimension line of 57.4 feet from the phase to the side of the silo was added along with clearance envelope.
• A field inspection report was filed with the IUC on May 29, 2025, and the IUC Inspection Report was received on May 12, 2025.

Statistics:

• The revised clearance at the grain bin is 46 feet.
• The clearance along the lowest phase to ground along the feed bin/building is 43.5 feet.
• The dimension line from the phase to the side of the silo is 57.4 feet.
• The field inspection report was filed on May 29, 2025.
• The IUC Inspection Report was received on May 12, 2025.

Sources:

• Executive Secretary, Iowa Utilities Commission (_no date mentioned_)
• Law Offices of Sullivan & Ward, P.C. (_no date mentioned_): Re: Docket E-21453, Franklin County Reconstruction - Hampton-Sheffield Response to Second Staff Review Letter Dated May 9, 2025.
• Corn Belt Power Cooperative (_no date mentioned_)