HELICAL PIER ADVANTAGES
The HELI-PILE®  HELICAL PIER
Foundation System can be
installed only by contractors
who have been certified by
IMR Inc.
D & B Engineering Contractors, Wheat Ridge,
Colorado was established in 1968 as D & B
Drilling, Inc. - a conventional caisson driller.

After decades of experience with expansive soils,
D & B Engineering Contractors pioneered the use
of the HELICAL PIER Foundation Systems in the
Rocky Mountain region.

It is widely known that the Denver, Colorado
metro area contains some of the most expansive
clay soils in North America.  D & B Engineering
Contractors has been involved with installation of
HELI-PILE® HELICAL PIER  Foundation Systems into expansive clay soils for the last 17 years.
copyright 2003

All rights reserved by D & B Drilling, Inc.

dba

D & B Engineering Contractors
D & B ENGINEERING CONTRACTORS
5135 WARD ROAD
WHEAT RIDGE, CO  80033
PHONE 303-423-6834
FAX 303-423-0603
EMAIL:
DBDRILLIN@AOL.COM