Tom-Sweet PGE WS - URS Cavallo Point Presentation Slides ...

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Sustainable Site Design Case Study at Fort BakerCavallo Point-The Lodge at the Golden GateSustainable Site Design Case Study at Fort BakerCavallo Point-The Lodge at the Golden Gate

AgendaAgendaBackgroundHistory of Fort BakerRedevelopment ApproachChallengesSustainable VisionLow Impact FeaturesLessons Learned

BackgroundHistory of Fort BakerRedevelopment ApproachChallengesSustainable VisionLow Impact FeaturesLessons Learned

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Background – Developer SelectionBackground – Developer Selection

NPS Prepared GMP 1980, EIS 1999Developer RFP 20014 Teams Short-listedLocal Team SelectedSmallest “Footprint”Sustainable FeaturesPost Ranch ExampleSausalito Challenge

NPS Prepared GMP 1980, EIS 1999Developer RFP 20014 Teams Short-listedLocal Team SelectedSmallest “Footprint”Sustainable FeaturesPost Ranch ExampleSausalito Challenge

History of Fort BakerHistory of Fort BakerArmy Base Dates to late 1800’sBuilt Before the GG BridgeStrategic LocationSubmarine NetStand-Alone FacilityPrototypical Buildings

Army Base Dates to late 1800’sBuilt Before the GG BridgeStrategic LocationSubmarine NetStand-Alone FacilityPrototypical Buildings

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History of Fort BakerHistory of Fort Baker

History of Fort BakerHistory of Fort Baker

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History of Fort BakerHistory of Fort Baker

History of Fort BakerHistory of Fort Baker

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History of Fort BakerHistory of Fort Baker

History of Fort BakerHistory of Fort Baker

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Redevelopment ApproachRedevelopment Approach

Redevelopment Approach Just Kidding!Redevelopment Approach Just Kidding!

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Redevelopment ApproachRedevelopment Approach

Redevelopment ApproachRedevelopment Approach

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ChallengesChallengesAged Utility Systems

Wall drainsSS/Roof Leader Connections

Limited BudgetLow Room Count

NPS RequirementsHistoric FabricCultural Landscapes

Collaboration with NPSDesign FundingAdapting to ChangePhasing

Aged Utility SystemsWall drainsSS/Roof Leader Connections

Limited BudgetLow Room Count

NPS RequirementsHistoric FabricCultural Landscapes

Collaboration with NPSDesign FundingAdapting to ChangePhasing

Aged Utility SystemsAged Utility SystemsLimited InformationMost Piping 100 Years OldBasement Water IntrusionNew Occupied SpaceCross ConnectionsNew Pump Systems to SDSignificant Inflow & InfiltrationPrioritize Repairs to Fit Budget

Limited InformationMost Piping 100 Years OldBasement Water IntrusionNew Occupied SpaceCross ConnectionsNew Pump Systems to SDSignificant Inflow & InfiltrationPrioritize Repairs to Fit Budget

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NPS RequirementsNPS RequirementsSignificant Limitations

Historic BuildingsPeriod of SignificancePreservation of Site FeaturesCultural LandscapeLandscape Precedence

All New Features VettedInfiltration AreasPermeable Parking

Significant LimitationsHistoric BuildingsPeriod of SignificancePreservation of Site FeaturesCultural LandscapeLandscape Precedence

All New Features VettedInfiltration AreasPermeable Parking

Sustainable VisionSustainable VisionLimit Ground DisturbanceOptimize InfiltrationSite Features to “Fit”Limit PipingTrack Cost/BenefitLeverage Existing SystemsSW Master Plan

Limit Ground DisturbanceOptimize InfiltrationSite Features to “Fit”Limit PipingTrack Cost/BenefitLeverage Existing SystemsSW Master Plan

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Low Impact FeaturesLow Impact FeaturesPermeable Parking LotsShallow Infiltration AreasIntegrate with LandscapeDisconnected DownspoutsBubblers to Overland FlowDisconnect SD from SS

Permeable Parking LotsShallow Infiltration AreasIntegrate with LandscapeDisconnected DownspoutsBubblers to Overland FlowDisconnect SD from SS

Permeable Parking LotsPermeable Parking LotsPervious Concrete ConsideredCost ProhibitiveCaltrans Class 2 PermGeotechnical EvaluationGeogrid and FabricLimited Subbase PrepConstruction ParkingRun-on Control

Pervious Concrete ConsideredCost ProhibitiveCaltrans Class 2 PermGeotechnical EvaluationGeogrid and FabricLimited Subbase PrepConstruction ParkingRun-on Control

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Permeable Parking LotsPermeable Parking LotsParking Lot LocationsParking Lot Locations

Permeable Parking LotsPermeable Parking LotsGeogrid InstallationGeogrid Installation

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Permeable Parking LotsPermeable Parking LotsConstruction ApproachConstruction Approach

Permeable Parking LotsPermeable Parking LotsSheetflow into Shallow Infiltration AreaSheetflow into Shallow Infiltration Area

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Permeable Parking LotsPermeable Parking LotsEdge Details – Sheetflow OverflowEdge Details – Sheetflow Overflow

Permeable Parking LotsPermeable Parking LotsSheetflow into Shallow Infiltration AreaSheetflow into Shallow Infiltration Area

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Permeable Parking LotsPermeable Parking LotsSheetflow into Shallow Infiltration AreasSheetflow into Shallow Infiltration Areas

Permeable Parking LotsPermeable Parking LotsRun-on ControlRun-on Control

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Permeable Parking LotsPermeable Parking LotsRun-on ControlRun-on Control

Shallow Infiltration AreasShallow Infiltration AreasIntegrated with New LodgingShaped to Fit Topography“First-Flush” FocusLimited Inundation PeriodDual Purpose Piped InflowOverflow to BubblersCoordinated with LandscapingUnder-drain Backup

Integrated with New LodgingShaped to Fit Topography“First-Flush” FocusLimited Inundation PeriodDual Purpose Piped InflowOverflow to BubblersCoordinated with LandscapingUnder-drain Backup

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Shallow Infiltration AreasShallow Infiltration Areas

Shallow Infiltration AreasShallow Infiltration Areas

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Shallow Infiltration AreasShallow Infiltration AreasAdjacent to New LodgingAdjacent to New Lodging

Shallow Infiltration AreasShallow Infiltration AreasAdjacent to New LodgingAdjacent to New Lodging

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Shallow Infiltration AreasShallow Infiltration AreasAdjacent to New LodgingAdjacent to New Lodging

Shallow Infiltration AreasShallow Infiltration AreasAdjacent to New LodgingAdjacent to New Lodging

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Shallow Infiltration AreasShallow Infiltration Areas

Shallow Infiltration AreasShallow Infiltration AreasAdjacent to New LodgingAdjacent to New Lodging

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Shallow Infiltration AreasShallow Infiltration AreasAdjacent to New LodgingAdjacent to New Lodging

Shallow Infiltration AreasShallow Infiltration AreasWait to Grade!Wait to Grade!

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Shallow Infiltration AreasShallow Infiltration AreasWait to Grade!Wait to Grade!

Disconnected DownspoutsDisconnected DownspoutsExisting Tied to Underground Piping10-16 per Building300’ Collection Piping per Building Suspected SS ConnectionsReplace to Overland FlowIntegrate with Planned SurfacesNew Piping/Bubblers at Hardscape Areas

Existing Tied to Underground Piping10-16 per Building300’ Collection Piping per Building Suspected SS ConnectionsReplace to Overland FlowIntegrate with Planned SurfacesNew Piping/Bubblers at Hardscape Areas

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Disconnected DownspoutsDisconnected DownspoutsCollection Piping Around BuildingCollection Piping Around Building

Lessons LearnedLessons LearnedGive Yourself PermissionTake on Leadership RoleAdvocate EarlyHighlight Financial BenefitKeep Design FlexibleUnderstand All Site IssuesLeverage SuccessExpect and Welcome ChangeStay Solution Oriented

Give Yourself PermissionTake on Leadership RoleAdvocate EarlyHighlight Financial BenefitKeep Design FlexibleUnderstand All Site IssuesLeverage SuccessExpect and Welcome ChangeStay Solution Oriented

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Q&AQ&ATom Sweet, PE, LEED AP®

URS 221 Main Street, Suite 600SF, CA 94105 (415) 243-3713 // [email protected]

Tom Sweet, PE, LEED AP®

URS 221 Main Street, Suite 600SF, CA 94105 (415) 243-3713 // [email protected]