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2905
Lesvos Ct.
Lincoln, CA 95648
Phone: 916.434.4200
Fax: 916.434.4206
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Foremost Drills/Mobile Drilling Company, Inc.
Drill Rig Quick Link
Index: Click on a model number for easy page navigation
B-31
B-53 B-61
B-80 MPD-1000
MINUTEMAN
Note:
All specifications originate from published Foremost Drills/Mobile
Drilling Co.,Inc. brochures.
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Specifications
Pulldown
and Retract
Retract
force.......................7,950 lbs.@1500 psi
Pulldown force...................10,600 lbs.@1500 psi
Rate of free---low................91 fpm
Rate of free---high..............132 fpm
Rate of free retract---low.....68 fpm
Rate of free retract---high...170 fpm
Drill
Head Assembly
Torque output.....................3275
lb-ft
Speed range (5 speeds)......56 to 418 rpm
Spindle bore.......................2.75 in.
Drilling
Capacities
6 in.
Cont. flt. augers..................135 ft.
14 in.
Cont. flt. augers..................30 ft.
24 in. utility
Auger (one
stroke)..............5 ft.
Hollow-stem augers............75 ft.
Concrete/asphalt coring.....1-24 in.
Note:
Drilling capacities may vary according to
local subsurface conditions
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Foremost
Drills/Mobile Drilling Co.,Inc.
Model B-31 Truck Rig
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Foremost
Drills/Mobile Drilling Co.,Inc.
Model B-53 Truck/4WD/Track Rig
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to the Equipment Index Page
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Specifications
Pulldown
and Retract
Retract
force............................14,140 lbs.
Pulldown force........................18,850 lbs.
Rate of free feed---low..............38.3 fpm
Rate of free feed---high............95.3 fpm
Rate of free retract---low...........51 fpm
Rate of free retract---high.........127 fpm
Drill
Head Assembly
Torque output..........................5955
lb-ft
Speed range (10 speeds)...........27 to 716 rpm
Hollow spindle..........................4.63 in.
Drilling
Capacities
6
in. cont. flt. augers.................245
ft.
3-3/8 in. ID hollow augers.........150 ft.
AW or AQ tools.........................1600 ft.
NW or NQ tools.........................1000 ft.
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Note:
Drilling capacities may vary according to
local subsurface conditions
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Note:
The drill rig remains the same even though the carrier
may differ.
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Foremost
Drills/Mobile Drilling Co.,Inc.
Model B-61 HDX/Pacemaker Rig
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Specifications
(Model B-61 HDX)
Pulldown
and Retract
Retract
force......................31,000 lbs.
Pulldown force..................23,300 lbs.
Rate of feed......................36.8 fpm up
Rate of feed......................45.3 fpm down
Regenerative retract..........70 fpm
Max torque........................20,000 ft/lbs
Hoists
Main hoist..........................12,000
lbs; 0-290 fpm
Auxilliary hoist....................3,200 lbs; 0-100
fpm
Safe-T-Driver hoist..............900 lbs; 910 fpm
Drilling
Capacities
Auger/soil sampling.............300 ft.
Auger drilling.......................375 ft.
Rotary drilling......................1,200 ft.
Diamond coring...................2,000 ft.
Hollow spindle.....................4-3/4 in. ID
Auger size............................max. 10-1/4
in. ID
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Note:
Drilling capacities may vary according to
local subsurface conditions
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Copyright
© 2006 PC Exploration, Inc. All Rights Reserved.
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