DU-1004-8765 DUNE-ND Warm Structure.PDF

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Attached to
DUNE "Warm Structure" Steel Fabrication
Solicitation number
BZ-2025-14
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This document is a detailed engineering drawing for the DUNE-ND LAR Cryostat Warm Structure, created by Ernest Orlando Lawrence Berkeley Laboratory (LBNL). The drawing provides comprehensive technical specifications for a large structural assembly, including multiple components such as prism subframe main beams, muon window, typical I-beam side walls, and bottom wall structures. Key dimensional details include overall lengths of approximately 11,008 mm, width of 7,794 mm, and height of 3,000 mm. The design incorporates specific engineering tolerances, with a flatness tolerance of 4.0 across a 1 m path on the top surface and precise measurements for various structural elements like stiffeners, vapor barrier, and secondary stiffeners. The drawing uses ASME Y14.5M-2009 standards and includes multiple section views, detailed annotations, and a 3D representation of the structural assembly.

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Other files

File Type Posted
DU-1005-7620 PRISM Frame.PDF PDF
DU-1004-9380 Muon Window.PDF PDF
DU-1005-8388 Warm Structure Assy.pdf PDF
BZ-2025-14 Warm Structure RFI.pdf PDF

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Text version

- THREADS ARE CLASS 2

- BREAK EDGES 0.5 MAX. ON

MACHINED WORK

- REMOVE BURRS, WELD

SPLATTER & LOOSE SCALERE

FE

RE

NC

ES

TO

LE

RA

NC

ES

UNLESS OTHERWISE SPECIFIED

.X ± 0.25 .XX ± 0.12 .XXX ± - - -

FRACTIONS: ± -/--

ANGLES: ±1.0°

MACH. SURFS.: 3.2µm or BETTER

DRAWING FORMAT REV A

SO

LI

D W

OR

KS

THIS DRAWING IS THE PROPERTY OF ERNEST ORLANDO LAWRENCE BERKELEY LABORATORY (LBNL) AND ANYTHING PRODUCED THEREFROM IS SUBJECT TO LBNL'S INTELLECTUAL PROPERTY RIGHTS. THIS DRAWING IS LOANED ON A CONDITIONAL BASIS SUBJECT TO RETURN ON DEMAND AND NOTHING HEREIN MAY BE REPRODUCED, USED OR DISCLOSED IN WHOLE OR IN PART WITHOUT PRIOR WRITTEN PERMISSION OF LBNL.

RELEASED AT

RELEASED BY

CHECKED AT

CHECKED BY

AUTHOR

CHANGE DESCRIPTION (SEE LBNL PDM FOR REV HISTORY)

D

REVITEM NUMBERCATEGORY CODESHEETSHEET SIZE

NOT PRINTED TO SCALE

SCALE THIRD ANGLE

mm-kg-s

DRAWING UNITS

ASME

Y14.5M-2009

DRW REF DOC

PROJECT NAME

DU3001

DUNE-ND - LAR CRYOSTAT

1:64

DUNE-ND

WARM STRUCTURE

DU-1004-8765 B.6

11008.36

3000.38

MUON WINDOW

HEIGHT

7794.75

MUON WINDOW

WIDTH

A

A

GG

1A

PRISM SUBFRAME MAIN BEAMS

ANSI W33 X 354

A FLATNESS TOLERANCE OF

4.0 APPLIES TO ANY 1 M

PATH ON TOP SURFACE

15 A

ACROSS ENTIRE

TOP SURFACE

7801.36

1511.30

F

TYPICAL I BEAM

SIDE WALLS

ANSI W14 X 193

TYPICAL I BEAM

BOTTOM WALL

AND SUBFRAME

ANSI W21 X 132

A

SCALE 1:128

PROTEGO VALVE

FEEDTHROUGH

8348.2

C

D

SECTION A-A

45.00°

MEASURED TO

VIRTUAL SHARPS

DETAIL C

TYPICAL INTENRAL EDGE

SCALE 1 : 32

19.05

INNER FACING

9.53

OUTER FACING

374.14

STIFFENERS

9.53 TYP

VAPOR BARRIER

THICKNESS

DETAIL D

MUON WINDOW

SCALE 1 : 8

32.30

27.17

9.53 TYP

251.62

DETAIL F

SECONDARY STIFFENER

SCALE 1 : 16

10200

11005.44

7801.10

6800.05

15927.30

SECTION G-G

NOTES:

ALL DIMENSIONS ARE REFERENCE UNLESS OTHERWISE SPECIFIED.1.

ITEM

NUMBER SYSTEM NAME EDMS NUMBER WINDCHILL NUMBER

1 WARM STRUCTURE 2748464 DU-1005-8388

1A MUON WINDOW 3153292 DU-1004-9380

2 PRISM FRAME 3326146 DU-1005-4808

3 SHIM PACKS 2748464 DU-1005-6977

4 CROWN SUPPORT

BEAM 2748464 DU-1005-9661

A A

B B

C C

D D

Sheet1
Drawing View1
Drawing View2
Drawing View4
Section View A-A
Detail View C (1 : 32)
Detail View D (1 : 8)
Detail View F (1 : 16)
Section View G-G

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