November 18, 2015 Construction Schedule Update Treasure Island Development Authority Board
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November 18, 2015Construction Schedule Update
Treasure Island Development Authority Board
TREASURE ISLAND | TIDA Board Meeting | November 18, 2015 |
AGENDA Construction Schedule
Yerba Buena Island Construction Activities
• Tree Removal
• Demolition
• Water Tanks
• Infrastructure
Treasure Island Construction Activities
• Demolition
• Geotechnical Stabilization
• Infrastructure
2AGENDA
TREASURE ISLAND | TIDA Board Meeting | November 18, 2015 | CONSTRUCTION SCHEDULE
ACTIVITY
Demolition
Geotechnical Improvements /
Mass Grading
Infrastructure Construction
Land
Conveyance
Treasure Island
Yerba Buena Island
Treasure Island
Treasure Island
Yerba Buena Island
Yerba Buena Island
TIDA
Transfers
to TICD
State Lands Trust
Exchange
Tree RemovalsTreasure Island
Yerba Buena Island
3
Q4 2015 Q1 2016 Q2 2016 Q3 2016 Q4 2016 Q3 2017Q1 2017Q3 2015 Q2 2017 Q4 2017
TREASURE ISLAND | TIDA Board Meeting | November 18, 2015 | 4YERBA BUENA ISLAND – TREE REMOVAL – PHASE 3
CONSTRUCTION ACTIVITIES –Yerba Buena Island
Tree Removals
UpcomingCompleted
TREASURE ISLAND | TIDA Board Meeting | November 18, 2015 |
CONSTRUCTION ACTIVITIES – Yerba Buena Island
Abatement, Salvage & Demolition
YERBA BUENA ISLAND – DEMOLITION 5
TREASURE ISLAND | TIDA Board Meeting | November 18, 2015 |
CONSTRUCTION ACTIVITIES – Yerba Buena Island
Water Tanks
YERBA BUENA ISLAND – WATER TANKS 6
1. WATER TANKS2. EXISTING EUCALYPTUS TREES3. NEW NATIVE TREES4. NEW WATER TREATMENT BUILDING5. EXISTING TELCOM BUILDING6. PARKING LOT7. HILLTOP PARK8. ACCESS ROAD9. EXISTING OAK TREES
TREASURE ISLAND | TIDA Board Meeting | November 18, 2015 | YERBA BUENA ISLAND – INFRASTRUCTURE 7
CONSTRUCTION ACTIVITIES – Yerba Buena Island
Infrastructure
Macalla Road Widening
Yerba Buena Island Road
Realignment
Includes New Water, Electric, Gas,
Storm Drain, Sanitary Sewer,
Telecom, Landscape and
Hardscape Improvements.
TREASURE ISLAND | TIDA Board Meeting | November 18, 2015 |
CONSTRUCTION ACTIVITIES –Treasure Island
Demolition
TREASURE ISLAND – DEMOLITION 8
TREASURE ISLAND | TIDA Board Meeting | November 18, 2015 | 9
Abatement
Demolition
Recycling
TREASURE ISLAND | TIDA Board Meeting | November 18, 2015 | 10
Purpose Mitigate liquefaction during seismic events
Prevent differential settlement – buildings, utilities and infrastructure
Methods
Deep dynamic compaction
Vibratory compaction near existing buildings and sensitive areas
Surcharging loads
Monitor buildings and Utilities
Contingency/strategy to deal with utility service interruptions
CONSTRUCTION ACTIVITIES –Treasure Island
Geotechnical Stabilization
TREASURE ISLAND – GEOTECHNICAL STABILIZATION
TREASURE ISLAND | TIDA Board Meeting | November 18, 2015 | 11
Deep Dynamic Compaction
Soil Cement Mixing
Vibro Replacement
During Geotechnical
Stabilization work effort the
following Mitigation Efforts
will be in place:
1. Traffic
2. Vibration
3. Noise
4. Dust
TREASURE ISLAND | TIDA Board Meeting | November 18, 2015 | 12TREASURE ISLAND – GEOTECHNICAL STABILIZATION 12
TREASURE ISLAND | TIDA Board Meeting | November 18, 2015 |
CONSTRUCTION ACTIVITIES –Treasure Island
Infrastructure
TREASURE ISLAND – INFRASTRUCTURE 13
Will follow Geotechnical Stabilization
Includes New Water, Electric, Gas,
Storm Drain, Sanitary Sewer, Telecom,
Landscape and Hardscape Improvements
TREASURE ISLAND | TIDA Board Meeting | November 18, 2015 | TREASURE ISLAND – SOIL STOCKPILE 14
Phase 1 Existing: 260,000 CYPhase 1 Future & Phase 2: 290,000 CY (additional)
TREASURE ISLAND | TIDA Board Meeting | November 18, 2015 | 15
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