Zaininger Engineering Company, Inc.

ZECO Expert Witness Experience

The following selected projects and experience highlight ZECO’s credentials.

Assessment of Sunrise Powerlink CPCN Planning Process

This project for the California Public Utilities Commission Division of Ratepayer Advocates (DRA) currently underway consists of a subcontract to Woodruff Expert Services. To date project tasks consist of performing a review and assessment of the reasonableness of portions of the San Diego Gas & Electric (SDGE) Application for a Certificate of Public Convenience and Necessity for the proposed Sunrise Powerlink project, associated SDGE direct testimony, other documents supplied by or downloaded from SDGE and the California Independent System Operator (CAISO) web sites, and reviewing and analyzing issues in the Draft Environmental Impact Report / Environmental Impact Statement as directed. In addition, H.W. Zaininger has prepared and presented testimony at appropriate California Public Utilities Commission hearings.

Review of Transmission Plans in 2006 NPC and SPPC IRP’s

This project for the Nevada Office of the Attorney General Bureau of Consumer Protection (BCP) consisted of a subcontract to Woodruff Expert Services. ZECO’s role consisted of reviewing Nevada Power Company (NPC) and Sierra Pacific Power Company (SPPC) 2006 Integrated Resource Plan filings and data requests and responses; preparing assessments of alternative North/South transmission intertie and other transmission expansion scenarios, as directed by the WES project manager.

Assessment of Palo Verde – Devers #2 CPCN Planning Process

This project for the California Public Utilities Commission Division of Ratepayer Advocates (DRA) consisted of a subcontract to Woodruff Expert Services. This project consisted of performing a review and assessment of the reasonableness of portions of the SCE Application for a Certificate of Public Convenience and Necessity for the proposed Palo Verde - Devers  #2 project (DPV2), associated SCE direct testimony and other documents supplied by SCE or downloaded WECC and CAISO web sites. H.W. Zaininger then prepared and presented testimony, including cross-examination, assessing the impact of DPV2 on import capability into California from the Southwest, and the reasonableness of SCE’s specifications for DPV2 at a California Public Utilities Commission hearing.

CEC Transmission System Engineering Assistance

This subcontract to Aspen Environmental Group, completed in December 2003 consisted of providing transmission system engineering services to the California Energy Commission staff to conduct application for certification review of proposed new power plants in both Northern and Southern California. ZECO provided transmission system engineering services to the CEC for the SMUD Cosumnes Power Plant Project, the Palomar Energy Project, the Roseville Energy Facility, the Rio Linda/Elverta Power Plant Project, the Colusa Power Project, and the East Altamont Energy Center. ZECO tasks include performing cursory transmission engineering review of alternative plant sites, performing load flow studies using the GE PSLF program, reviewing system impact studies, attending CEC workshops and hearings, and preparing preliminary and final transmission system engineering staff assessment testimony for several proposed power plants in California.

New Martinsville Generation Plant Interconnection Testimony

This project for the law firm of Shuman, Annand & Poe was completed in September 1998. (1) Testimony and supporting documents for interconnecting a proposed 115 MW Phase 1, 230 MW Phase 2 New Martinsville generation plant to the Allegheny Power System transmission system prepared by the generation plant developer, and appropriate APS transmission system planning standards and cost data were reviewed. (2) Appropriate transmission system analysis was performed, local overloads were determined and system upgrades were identified using system data and assumptions similar to those available to the developer. (3) Expected transmission system upgrade costs were compared with the developer’s costs. (4) H.W. Zaininger then prepared testimony describing the significant errors and inadequacies of developer’s interconnection report.

 Sears Tower Cogeneration Plant Interconnection Testimony

This project for the law firm of Sidley & Austin was completed in January 1998. This project consisted of performing a technical review of reliability and safety issues concerning the interconnection of 12,800 kW of cogeneration to the Commonwealth Edison distribution network in the Sears Tower. Testimony and supporting documents prepared by Sears Tower cogeneration developer and appropriate ComEd distribution network interconnection standards were reviewed. H.W. Zaininger then prepared and presented testimony, including cross examination, describing the results of the technical review at an Illinois Commerce Commission hearing.

AEC Kamaoa Wind Farm Repowering Testimony

This project for Apollo Energy Corporation was completed in October 2000. The objectives of this project were 1) to apply current Hawaii Electric Light Company (HELCO) system operating and planning data and additional information provided by AEC to determine impacts on the findings of the 1997 ZECO wind penetration study, 2) review proposed performance standards that HELCO wants to include in AEC’s proposed Kamaoa wind farm contract renewal, and 3) prepare and present testimony describing the results of the technical review at a Hawaii PUC hearing held in October 2000.