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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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Redevelopment ApproachRedevelopment Approach
Redevelopment Approach Just Kidding!Redevelopment Approach Just Kidding!
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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]
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