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SAS Support & Prealignment Structure Design Matthew Capstick 2019-07-03
SAS Support & PrealignmentStructure Design
Matthew Capstick
2019-07-03
Cast Base
Base Plates
Base Plates - Adjustments
Base Plates - Adjustments
6 Degrees of Freedom
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
Girder InstallationGirder assembly positioned within the tunnel in approximately the correct position. Vertical position defined by jacks/spacers.
Middle Support Installation
Middle Support Installation
Middle Support Installation
Middle Support Installation
Middle Support Installation
Middle Support Installation
Middle Support Installation
Middle Support Installation
End Support Installation
End Support Installation
End Support Installation
End Support Installation
End Support Installation
End Support Installation
End Support Installation
End Support Installation
End Support Installation
Installation
WPS Location
WPS Location - MBQ
Installation Method
1. Preinstall base plates within the tunnel
Installation Method
1. Preinstall base plates within the tunnel
2. Drop girder assembly into approximately the correct position, height defined by spacers/jacks
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
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
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
