SERVICES EQUIPMENT MEDIA ABOUT US LOCATIONS DEEP FOUNDATIONS CASED DRILLED SHAFTS Cased Drilled Shafts are required when ground conditions are so unstable that drilled holes cannot safely be stabilized with drilling slurry or where loss of ground must be controlled. Casing can be temporary or permanent steel pipe which provides a… Read more UNCASED DRILLED SHAFTS Drilled Shafts (also known as bored piles or caissons) have been used as deep foundations load bearing elements for over 100 years. They have been developed for the transfer of high loads and as a vibration less alternative to driven… Read more OMEGA PILES OMEGA piles are a full displacement cast In-situ pile system developed in Belgium in 1998. The unique drilling tool allows the lateral displacement of the soil during pile installation. This method increases the lateral stresses in the surrounding soil, enhancing… Read more CFA MEGA PILES Continuous flight auger piles (CFA piles) are also commonly called augercast, augered cast in place piles (ACIP) or auger pressure grouted piles (APG). They are predominantly used in unstable soil conditions with a high ground water level when conventional drilling… Read more MICROPILES / TIEDOWNS Micropiles are small diameter (usually less than 12 inch diameter) drilled and grouted foundation elements with design loads ranging from 50 to 400 tons. The structural load is principally carried in steel reinforcement and transferred by friction into surrounding ground.… Read more GET IN TOUCH WITH US NOW! Contact us Services Deep Foundations Retention Systems Ground Improvement Dewatering Special Applications Headquarters 92 Natoma Street, Suite 400 San Francisco, CA 94105 415.901.4400 Connect With Us Search Search Submit Newsletter Copyright Malcolm Drilling Company, Inc. - Privacy policy

SERVICES EQUIPMENT MEDIA ABOUT US LOCATIONS LEFFER VRM 150KL SUPERIOR PERFORMANCE IN THE SPECIALTY FOUNDATION INDUSTRY SINCE 1962 Malcolm Drilling has one of the largest and most up to date equipment inventories in the world. John Malcolm has moved to the forefront in buying the latest in equipment from Europe, using top drives rotary drilling rigs and the fully cased method using oscillators and rotators. In addition, a large inventory of customized drilling tools has also been developed. Some of these drilling rigs are featured here as well as some of our conventional and specialty rigs. Click HERE for additional information on the Leffer Oscillator/Rotator equipment. GET IN TOUCH WITH US NOW! Contact us Services Deep Foundations Retention Systems Ground Improvement Dewatering Special Applications Headquarters 92 Natoma Street, Suite 400 San Francisco, CA 94105 415.901.4400 Connect With Us Search Search Submit Newsletter Copyright Malcolm Drilling Company, Inc. - Privacy policy