Residence Inn, Berkeley - Center St. Partners, LLC
Key Features
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16-story high-rise tower in Downtown Berkeley
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LEED Gold
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Located approximately 1/2-mile from Hayward Fault
Geotechnical Challenges
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Complex and congested site in densely-developed urban area
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Existing onsite construction and traffic restrictions constrained feasible drilling locations
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50-foot-deep bedrock overlain by variable and compressible alluvial soils
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High-capacity, design-build deep foundation elements (Augercast Piles)
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Subsurface obstructions and undocumented fill from previous onside construction
Innovative Solutions
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Developed a resourceful investigation plan that included targeted borings, extensive site research, and review of subsurface data from nearby sites
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Collaboration with Design Team and specialty foundation contractors to select an appropriate and cost-effective deep foundation support solution
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Economical and time-saving dynamic testing program of production piles to confirm design capacities
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Expedient onsite evaluations and consultation to address subsurface obstructions and near-surface undocumented fill
