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General Infrastructures Services Department
LIU-SPS external beam dump-
Internal Review
Civil Engineering Aspect for Option B (LSS4)30/7/2014
Martin Manfredi
GS-SE-FAS
30/7/2014 J. Osborne, M. Manfredi, GS-SE-FAS 1
General Infrastructures Services Department
TAG41
TAG42
TT40
TJ8
TT41
SPS ring
TI8
MagnetMQID.80500
DUMPLINE AREA FO
RESEEN
TAG41
Neutrino access gallery (CNGS)
Proton Beam Line
SUMMARY:
• Path foreseen to reach DUMP AREA (TI8): ~300m
• Different Options developed Feasibility study
• Cost estimate and planning for CE work
• Conclusion
30/7/2014 J. Osborne, M. Manfredi, GS-SE-FAS 2
LIU-SPS external beam dump // Extraction from LSS4
General Infrastructures Services Department
~ 140 m
Tunnel TAG41 slope: 2.29%
Section view
Plan view
ECA4
~ 3.10 m
~ 2.
50 m
A
A
A
A
Section A-A
Actual space available for transport:1.56m (W); 2.05m (H)
30/7/2014 J. Osborne, M. Manfredi, GS-SE-FAS 3
PATH FORESEEN // Access from Shafts PAM4 TI8 Dump Area
General Infrastructures Services Department
TAG41 Tunnel TAG42 slope: 7.26%Section view
~ 120 mTT41
TT41
TAG41
TI8
Plan view
B
B
B
B
C
C
C
C
Section B-BSection C-C
TT41TT41~ 3.40 m
~ 2.
70 m
~ 2.
15 m
TAG42
30/7/2014 J. Osborne, M. Manfredi, GS-SE-FAS 4
PATH FORESEEN // Access from Shafts PAM4 TI8 Dump Area
General Infrastructures Services Department
Tunnel TAG42
Magnet: MQID.80500
Tunnel TT41
Tunnel TI8 slope: 0.4%TJ8
Plan view
~ 30 m
~ 12 m
DD
Section D-D
~ 6.00 m
~ 2.
15 m TT41TT41
New Tunnel foreseen which allows a straight
connection between
TAG42 --> TI8
30/7/2014 J. Osborne, M. Manfredi, GS-SE-FAS 5
PATH FORESEEN // Access from Shafts PAM4 TI8 Dump Area
General Infrastructures Services Department
Existing TI8 tunnel
Existing TT41 tunnel
TI8 beam line
Dump line Plan view
• Extraction Point before MQID.80500• 7MBSG + 7 MBNH, 12.16m of final drift up to absorber, 93.65m total length
TI8 enlargementDUMP
Option B1, DUMP LINE characteristics:
Magnet: MQID.80500
30/7/2014 J. Osborne, M. Manfredi, GS-SE-FAS 6
EXTERNAL DUMP DESIGNED // Option B1 (single enlargement)
Section F-FCrane 5Ton?Ventilation
Unit
F
F
Option B1, CE conditions:• TI8 enlargement before the first MBNH• At least 4.80m of distance kept from the existing TT41 tunnel (4.92m calculated)• Single cross section, allow easy construction works and equipments
installation/maintenance• CONC+IRON+CONC used as shielding around the absorber (50+100+50)
Option B1, Enlargement size: 68.5m long – 10.5m wide
General Infrastructures Services Department
Existing TI8 tunnel
Existing TT41 tunnelPlan view
TI8 enlargementDUMP
Magnet: MQID.80500
30/7/2014 J. Osborne, M. Manfredi, GS-SE-FAS 7
EXTERNAL DUMP DESIGNED // Option B2 (single enlargement)
Section F-FCrane 5Ton?Ventilation
Unit
F
F
Option B2, Enlargement size: 73.5m long – 10.5m wide
• Extraction Point before MQID.80500• 7MBSG + 7 MBNH, 17.16m of final drift up to absorber, 98.65m total length
Option B2, DUMP LINE characteristics:
• TI8 enlargement before the first MBNH• At least 4.80m of distance kept from the existing TT41 tunnel (4.92m calculated)• Single cross section, allow easy construction works and equipments
installation/maintenance• CONC+IRON+CONC used as shielding around the absorber (50+100+50)
TI8 beam line
Dump line
Option B2, CE conditions:
General Infrastructures Services Department
Existing TI8 tunnel
Existing TT41 tunnelPlan view
TI8 enlargementDUMP
Magnet: MQID.80500
30/7/2014 J. Osborne, M. Manfredi, GS-SE-FAS 8
EXTERNAL DUMP DESIGNED // Option B3 (single enlargement)
Section F-FCrane 5Ton?Ventilation
Unit
F
F
Option B3, Enlargement size: 91.0m long – 10.5m wide
• Extraction Point before MQID.80500• 7MBSG + 3 MBNH, 62.57m of final drift up to absorber, 144.06m total length
Option B3, DUMP LINE characteristics:
Option B3, CE conditions:• TI8 enlargement before the first MBNH• At least 4.80m of distance kept from the existing TT41 tunnel (4.92m calculated)• Single cross section, allow easy construction works and equipment
installation/maintenance• CONC+IRON+CONC used as shielding around the absorber (50+100+50)
TI8 beam line
Dump line
General Infrastructures Services Department
Existing TI8 tunnel
Existing TT41 tunnelPlan view
TI8 enlargement DUMP
Magnet: MQID.80600
30/7/2014 J. Osborne, M. Manfredi, GS-SE-FAS 9
EXTERNAL DUMP DESIGNED // Option B4 (single enlargement)
Section F-FCrane 5Ton?Ventilation
Unit
F
F
Option B4, Enlargement size: 83.6m long – 12.5m wide
• Extraction Point before MQID.80600• 7MBSG + 7 MBNH, 26.26m of final drift up to absorber, 107.76m total length
Option B4, DUMP LINE characteristics:
Option B4, CE conditions:• TI8 enlargement before the first MBNH• At least 4.80m of distance kept from the existing TT41 tunnel (8.38m calculated)• Single cross section, allow easy construction works and equipments
installation/maintenance• Only CONC used as shielding around the absorber (300cm)
TI8 beam line
Dump line
General Infrastructures Services Department
New Tunnel TAG42 TI8
TI8 Enlargement
(+10%) Contingency for unknown/missing items
(+12%) Consultancy fees
ESTIMATE ACCURACY +/- 50%
OPTIONS OVERVIEW AND CE COST ESTIMATE
B2 B3 B4
73.5 x 10.5 91.5 x 10.5 83.6 x 12.5 (m)
30/7/2014 J. Osborne, M. Manfredi, GS-SE-FAS 10
Enlargement Size (L x W)
MQID.80500 MQID.80500 MQID.80600 -Extraction Point
Final Drift Length / Total Length 17.16 / 98.65 62.57 / 144.06 26.26 / 107.76 (m)
MBNH foreseen 7 3 7
Type of shielding (*) C+I+C C+I+C C
0.50 0.50 0.50 (MCHF)
Cost Estimate for Civil Engineering work (**): B2 B3 B4
6.80 8.40 9.80 (MCHF)
7.30 8.90 10.30 (MCHF)
0.73 0.89 1.03 (MCHF)
0.88 1.07 1.24 (MCHF)
8.91 10.86 12.57 (MCHF)TOTAL:
Options Overview:
(n°)
-
C+I+CCONCRETE: 50 (cm)IRON: 100 (cm)CONCRETE: 50 (cm) 200 (cm)
C CONCRETE: 300 (cm)
(*) shielding thickness
(**) NOT INCLUDED: GS-SE Resources, Demolition existing TI8 tunnel, Instrumentation for ground stability monitoring, Special works, Services (ventilation, electricity, etc)
General Infrastructures Services Department
OPTIONS OVERVIEW AND PLANNING
30/7/2014 J. Osborne, M. Manfredi, GS-SE-FAS 11
Options Overview:• Extraction Point before MQID80500
• Extraction Point before MQID80600 DUMP LINE shifted 30m downstream
Feasible using shielding blocks with CONC+IRON+CONC //Option B2,B3 //
Feasible using shielding blocks with ONLY CONC (two enlargement at least are needed more cost foreseen, )
NOT Feasible using shielding blocks with ONLY CONC (and a single enlargement)
Feasible using shielding blocks with ONLY CONC (and a single enlargement) //Option B4//
20 months20 months
Planning and Resources:
(*) The resources given in this table are over and above the existing resources currently in GS-SE Group
