Tennessee Valley Authority OIG

At the request of the Tennessee Valley Authority (TVA), we performed an audit of costs paid by TVA to AECOM Energy and Construction, Inc. (AECOM) for engineering services under Contract No. 8273. The contract provided for TVA to compensate AECOM for work on either a cost reimbursable or fixed price...

We performed an audit of craft labor costs billed to the Tennessee Valley Authority (TVA) by Day & Zimmermann NPS, Inc. (DZ) under Contract No. 11515. Under the contract, DZ was to provide the services of qualified craft, noncraft, or staff augmented personnel to perform modification, outage...

We performed an audit of costs billed to the Tennessee Valley Authority (TVA) by a company for the supply of natural gas to TVA's combined cycle or combustion turbine generation plants. Our audit included approximately $205 million in costs billed to TVA for gas delivered from June 1, 2017, to May...

As part of our annual audit plan, we audited costs billed to the Tennessee Valley Authority (TVA) by Enercon Services, Inc. (Enercon) for engineering services under Contract No. 7757. The contract provided for TVA to compensate Enercon for work on either a cost reimbursable or fixed price basis. Our...

At the request of the Tennessee Valley Authority's (TVA) Supply Chain, we audited Thalle Construction Company, Inc.'s (Thalle) project change request (PCR) No. 017 issued to Purchase Order (PO) No. 3260693 under Contract No. 10061. TVA issued PO No. 3260693 to Thalle on September 21, 2017, using a...

As part of our annual audit plan, we performed an audit of costs billed to Tennessee Valley Authority (TVA) by BlueCross BlueShield of Tennessee, Inc. (BCBST) under Contract No. 11022 for medical administrative services. Our objective was to determine if the costs billed to TVA under Contract No...

As part of our annual audit plan, we performed an audit of costs billed to the Tennessee Valley Authority (TVA) by National Emergency Assistance Inc., (NEA) under Contract No. 11992. NEA provided assistance to state and local governments under the authority of the Disaster Relief and Emergency...

As part of our annual audit plan, we audited costs billed to the Tennessee Valley Authority (TVA) by Morsey Constructors, LLC (Morsey) for general construction and modification services performed under Contract No. 9275. Our audit included approximately $8.3 million in costs billed to TVA during...

As part of our annual audit plan, we audited costs billed to the Tennessee Valley Authority (TVA) by Trans Ash, Inc. (Trans Ash) for construction support services provided under Contract No. 10059. The contract provided that one or more compensation methods may be utilized to complete the work-cost...

At the request of the Tennessee Valley Authority's (TVA) Supply Chain, we examined the cost proposal submitted by a company for engineering, design, and construction support services. Our examination objective was to determine if the company's cost proposal was fairly stated for a planned 5-year,...