Oil tanks, Baku (Azerbaidjan) (2004)

Oil tanks, Baku (Azerbaidjan)
Soil Improvement
Mini-piles
Reference sheet
CLIENT:
ENTREPOSE Contracting
REALIZATION PERIOD:
2004
PRICE:
37 mil. CZK
VOLUMES:
Mini-piles ..................... 30 000 m
(diam. 250 mm, 4 800 pcs, 5 m length)
Drilling for micro-piles
SCHEME OF DRILLING TECHNIQUES
1
2
3
AUGER DRILLING
DIRECT
FOAM FLUSHING
DIRECT
AIR FLUSHING
DESCRIPTION:
Mini piles for soil improvement under
two existing large oil tanks. Drilling
inside of tanks.
BLOW UP
COLLECTOR
4
DTH HAMMER
(PREDRILL. DIAM. 180 MM)
BLOW UP
COLLECTOR
BLOW UP
COLLECTOR
89
89
250
250
250
180
Pcs/
day
Pcs/
shift/
rig
240
DRILLING
HEAD
140
FLUSH NOZZLE
DRILLING
HEAD
1150
140
240
FLUSH NOZZLE
FLUSH NOZZLE
VKP 125 MM
DTH HAMMER
DIAM. 180 MM
FLUSH NOZZLE
BUTTON HEAD
(OPTION - LOW AIR FLUSH SUPPORT)
PLAN
92
11,5
EFFECTIVE
100-160
12,5-20
Drilling options
OIL TANK 1S – T – 23010
Oil tank
General plan view
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