North Side Walls and End Walls 2027 May 2015 Stephen Plate Brookhaven National Laboratory Anchoring the upper shield plate to the framework at the west end 2 Installing one of four Lmounting brackets to the side walls at the west end ID: 252531
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Slide1
Step IV Construction
North Side Walls and End Walls
20-27 May 2015
Stephen Plate, Brookhaven National LaboratorySlide2
Anchoring the upper shield plate to the framework at the west end
2Slide3
Installing one of four L-mounting brackets to the side walls at the west end.
Brackets support the Virostek plates at each end and provide a continuous flux path into the side walls while
accomodating
tolerances.
3Slide4
West end,
lower wall plate
Adjustable cams react thrust loads from end walls
C
rossbar support brackets under mezzanine
Crossbars react north and south sides against each other to reduce tension loads on floor anchors
4Slide5
V
iew from northwest corner of mezzanine
5Slide6
V
iew from east mezzanine
Upper center section installed for fit-check only at this time
6Slide7
Installing first crossbar
transfer drill at assembly;
each of 7 crossbars is unique.
7Slide8
Present Status
east and west end walls were installed, then removed to give access for installation of the spectrometer waveguides as planned
all crossbars are now installed
yet to be installed are the draw wires for measuring deflection under magnetic forces
draw wire stanchions
8Slide9
Step V DesignSlide10
V
iewed from north side
(3) one-piece center plates
2 removable sections
for RF maintenance
10Slide11
Step IV leg spacing
Downstream
PRY expansion
11Slide12
Step V Status
12 detail drawings essentially complete, but will need:
positions of crossbars (J.
Tarrant input)access holes fro RF couplers1 detail drawing needs to be completed
6 assembly drawings need to be completed
assy
drawings will not hold up the fabrication
Steel plates from Japan arrive
Phila
., PA around 11 July
12