SAS Support & Prealignment Structure Design...2019/07/03 · SAS Support & Prealignment Structure...
Transcript of SAS Support & Prealignment Structure Design...2019/07/03 · SAS Support & Prealignment Structure...
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SAS Support & PrealignmentStructure Design
Matthew Capstick
2019-07-03
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Cast Base
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Base Plates
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Base Plates - Adjustments
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Base Plates - Adjustments
6 Degrees of Freedom
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Integrated Girder Pre-AssemblyIntegrated girder, preassembled off-line:• AS and flexure adjustment• Lateral actuators and flexures• Longitudinal actuator and flexure• WPS• Vertical flexure attachment brackets
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Girder InstallationGirder assembly positioned within the tunnel in approximately the correct position. Vertical position defined by jacks/spacers.
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Middle Support Installation
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Middle Support Installation
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Middle Support Installation
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Middle Support Installation
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Middle Support Installation
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Middle Support Installation
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Middle Support Installation
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Middle Support Installation
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End Support Installation
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End Support Installation
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End Support Installation
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End Support Installation
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End Support Installation
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End Support Installation
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End Support Installation
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End Support Installation
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End Support Installation
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Installation
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WPS Location
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WPS Location - MBQ
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Installation Method
1. Preinstall base plates within the tunnel
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Installation Method
1. Preinstall base plates within the tunnel
2. Drop girder assembly into approximately the correct position, height defined by spacers/jacks
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Installation Method
1. Preinstall base plates within the tunnel
2. Drop girder assembly into approximately the correct position, height defined by spacers/jacks
3. Base plates are adjusted to the position of the girder
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Installation Method
1. Preinstall base plates within the tunnel
2. Drop girder assembly into approximately the correct position, height defined by spacers/jacks
3. Base plates are adjusted to the position of the girder
4. The girder is mounted to the base plates
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Installation Method
1. Preinstall base plates within the tunnel
2. Drop girder assembly into approximately the correct position, height defined by spacers/jacks
3. Base plates are adjusted to the position of the girder
4. The girder is mounted to the base plates
5. The base plates are re-adjusted to achieve the girder prealignment