400Hz Replacement C-D
Mac Hien
AV F&I – Electrical
Manager
Item No. 8e_supp
Meeting Date: July 23, 2024
Christian Venturino
AV PMG
Capital Project Manager
Project Scope
1. Replacement of four (4) 400hz generators
– Two on Concourse C (near Gate C9)
– Two on Concourse D (near Gate D1)
2. Replacement of seven (7) 400hz gateboxes.
– Gate C3
– Gate C9
– Gate C17
– Gate D1
– Gate D2
– Gate D7
– Gate D11
2
Existing C9 Gatebox
Existing Concourse C Generators
Project Budget
3
Authorization Capital Expense Total
Previous authorizations $200,000 $0 $200,000
Current request for authorization $27,051,000 $236,000 $27,287,000
Total authorizations, including this request $27,251,000 $236,000 $27,487,000
Remaining amount to be authorized $0 $0 $0
Cone of Certainty
4
We
Are
Here
Action Requested
• Prepare, Advertise, and Execute a Public Works Building Engineering Systems Contract
• Execute related project change orders, amendments, work authorizations, purchases, contracts, and
take other actions necessary to support and deliver the 400hz replacement project within the
approved budget
• Utilize Port of Seattle crews, and small and major works on-call contracts, to support design and
construction activities.
• Request to authorize $27,287,000.
– Estimated total project cost not to exceed $27,487,000.
5
Questions?
6
