This solution would enable
piles to be terminated in the
carbonate formation above the
basalt and substantially reduce
the project’s cost and schedule.
SELIX EQUIPMENT INC.
JEFF CALOW | EASTERN CANADA
OFFICE: 1.647.532.1416
EMAIL: JEFF@TEIROCKDRILLS.COM
WESTERN EQUIPMENT SOLUTIONS, LLC
CRAIG BERNINGER | WESTERN CANADA
OFFICE 1.801.560.9170
EMAIL: CRAIG@TEIROCKDRILLS.COM
PROJECT
DETAILS
Name and location: BELCO North Power
Station, Hamilton, Bermuda
Client: Burmeister Wains Scandinavian
Contractors/Bermuda Electric
Light Company
Schedule: Completed in 90 working days
including pre-production testing.
Cement used: 3.5 million pounds
Scope: Install 631 cased injection hollow
bar micropiles comprised of:
• 302 T52s, with 200-millimetre bit
• 329 T103s, with 300-millimetre bit
• 14 test piles
• 14 10-hour verification tests
• 16 proof tests
Equipment used
• MDT 230B
• Telehandler
• Commachio MC8D
• 300 tonne hollow core jack and
test beams
• Obermann VS109 grout plant
• DMI 60,000 lb bulk cement silo
• Doosan XHP1170 compressor
Pile capacities
T103 piles with 300-millimetre bit
• Dead Load (DL) = 1,440 Kilonewton (Kn)
• Depth = 23.5 metres
• Casing = six metres
• Tested at 250 per cent design load
with no failure
T52 piles with 200-millimetre bit
• DL = 630 Kn
• Depth = 24 metres
• Casing = six metres
• Tested at 250 per cent design load
with no failure
Geology
Zero to six metres: fill
Six to 10 metres: carbonate sand
Ten to 24 metres: carbonate rock
GREAT CANADIAN PROJECTS
28 Q1 2020 www.pilingcanada.ca
/www.pilingcanada.ca
link
link
/
