6a presentation
Item No. 6a_supp Date of Meeting January 17, 2017 SSAT HVAC Upgrade Commission Meeting January 17, 2017 SSAT HVAC Upgrade Single Aircraft at South Satellite in 1971 HVAC System Installed 2 SSAT HVAC Upgrade 12 aircraft at South Satellite 45 year old HVAC System 3 SSAT HVAC Upgrade Risks with 45 yr. old System Upgrades Alleviate Risks by Providing: Unreliability and prone to Reliability new equipment breakdowns Obsolete parts Modern equipment with available spare parts Under-capacity for summer Increased capacity cooling Lack of capacity for ADR Capacity for ADR improvements and improvements and expansion expansion Risks/Solutions 4 SSAT HVAC Upgrades Scope and Impacts: Replace existing penthouse equipment Fans, coils, motors, drives and controls Reconfigure dual duct system to single duct system Replace terminal distribution boxes Some potential impacts to operations Will mitigate by night shift work. Construction planned Dec-2017 through July-2018 Public space activity. Will provide physical/visual separation Project scope and impacts 5 SSAT HVAC Upgrade Alternatives Considered Status Quo $0 Complete Building HVAC Upgrade $40M Upgrade Penthouse HVAC system $11M Alternatives 6 SSAT HVAC Upgrade Recommended alternative costs $11M Construction $9.7M Total Design & Port Staff costs $1.3M (Current request to prepare 100% design documents -- $1.3M) Recommended Alternative Costs 7 Any Questions? Any Questions 8 SSAT HVAC Upgrade Alternate 1 Status Quo -- $0 Pros No capital investment Cons Does not fix reliability issue Does not address existing capacity issue Degraded quality of passenger experience Potential complaints from airlines and tenants Does not provide capacity for ADR improvements This is not the recommended alternative. Status Quo 9 SSAT HVAC Upgrade Alternate 2 Complete Building HVAC Upgrade $40M Pros Solve capacity issues Provide efficient, high quality HVAC, lighting, signage Cons Expensivewill trigger need for seismic work (+$25-30M) May not be supportive of SSAT future Would not be completed in time to meet new ADR needs. This is not the recommended alternative Upgrade All SSAT HVAC Systems 10 SSAT HVAC Upgrade Alternate 3 Upgrade Penthouse HVAC System $11M Pros Approved system reliability and capacity for concourse Provides adequate system for until the SSAT renovation project Provides capacity for tenant spaces Most energy efficient solution. Cons Only partially addresses capacity issue Moderate operational impacts This is the recommended alternative Upgrade Penthouse HVAC System 11
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