Hydrostatic Level Systems at Fermilab and SURF

J Volk V Shiltsev

Fermilab

A Chupyra M Kondaurov S Singatulin

Budker Institute of Nuclear Physics

D Fratta, A Meulemans, C Potier, H Wang

University of Wisconsin Madison

IWAA 2012 2

SystemsName Location Sensor type Number of

sensorsseparation

MINOS-2 MINOS hall Fermilab

SAS-E 10 10 m

LaFarge North Aurora Ill

SAS 5 30 m

Array C SURF Lead South Dakota

SAS-E 6 30 m

NML NML Fermilab

SAS 4 Varies

MP7 MP7 Fermilab

ULSE 3 20 m

Stability test MP8 Fermilab

SAS 12

MT ULSE MP8 Fermilab

ULSE 12 1 m

Sept 13, 2012

IWAA 2012 3

MINOS layout

Sept 13, 2012

MINOS Detector

Nova Cavernunder construction

IWAA 2012 4

MINOS-2

Sept 13, 2012

IWAA 2012 5

Typical MINOS data August 2012

Sept 13, 2012

8/5

/20

12

8/6

/20

12

8/7

/20

12

8/8

/20

12

8/9

/20

12

8/1

0/2

01

2

8/1

1/2

01

2

8/1

2/2

01

2

8/1

3/2

01

2

90

92

94

96

98

100

L0

-L7

(m

icro

ns)

L0-L7

IWAA 2012 6Sept 13, 2012

IWAA 2012 7

MINSO Data Feb 12 to Aug 31

Sept 13, 2012

IWAA 2012 8

Array C layout

Sept 13, 2012

IWAA 2012 9

HLS at 2000 ft level on rock bolt shelf

Rock bolt

Sensor

Air line

Water line

Sept 13, 2012

IWAA 2012 10

Difference in two sensors 2000 ft level SURF

8/1/2012 8/1/2012 8/2/2012 8/2/2012 8/3/2012 8/3/2012 8/4/20121698

1700

1702

1704

1706

1708

1710

1712

1714

L0

-L1

(m

icro

ns)

L0-L1

Sept 13, 2012

IWAA 2012 11

Difference in two sensors 60 meters apartSURF 2000 foot level

20

12

-01

-14

20

12

-01

-28

20

12

-02

-12

20

12

-02

-26

20

12

-03

-11

20

12

-03

-25

20

12

-04

-08

20

12

-04

-22

20

12

-05

-05

20

12

-05

-19

20

12

-06

-02

20

12

-06

-16

20

12

-06

-30

20

12

-07

-14

20

12

-07

-28

1600

1800

2000

2200

2400

2600

2800

3000

3200

3400

L0-2

L1+

L2

L0-2L1+L2 L3-2L4+L5

Difference in two sensors60 meters apart7 months of data

Sept 13, 2012

IWAA 2012 12

LaFarge Mine

Sept 13, 2012

IWAA 2012 13

LBNE beam line

Sept 13, 2012