trenchless drilling Terms beginning with "M"
- Machine Roller
- Magnetic Flux Leakage (MFL)
- Magnetic Pipeline Screening
- Magnetometer
- Main Sewer
- Mains Rehabilitation
- Maintenance Hole System
- Major Ion
- Make Up
- Make-Up Time
- Male Hex Connector
- Man-Accessible
- Manhole
- Manhole Chimney
- Manhole Cover
- Manhole Rehabilitation
- Manhole-to-Manhole Lining
- Manning’s Formula
- Manual Inspection
- Master Casing Pusher
- Mat
- Maxi-Rig
- Maximum Horizontal Stress (sH)
- Measurement While Drilling (MWD)
- Mechanical Drift Recorder
- Mechanical Spot Repair
- Mechanical Wave Measurement
- Metering Facility
- MFL
- Microtunnel
- Microtunnel Boring Machine (MTBM)
- Microtunnel Shield
- Microtunneling
- Mid weld
- Midi-Rig
- Milling
- Milling Robot
- Million Cubic Feet Per Day
- Mini Fracture Test
- Mini-Horizontal Directional Drilling
- Mini-Rig
- Minimum Horizontal Stress (SH)
- Minimum In-Situ Stress
- Mixed Face
- Modified Sliplining
- Mole
- Monel
- Monolithic Slab-On-Grade
- Monolithic Structure
- Mountain Crossing
- msAD
- msHD
- msHD, msID
- msID
- msVD
- MTBM
- Muck
- Mud Bucket
- Mud Flow
- Mud Hopper
- Mud Loss
- Mud Mix
- Mud Motor
- Mud Pump
- Mud Recycling Unit
- Mud Rotary Drilling
- Mud Swivel
- Mud Wall
- Mud Weight
- MWD
