Field Notes
Deeper dives, practical guidance, and industry perspective — beyond the core reference pages.
Differential Sticking: The Three Conditions, and How to Remove One
Differential sticking needs overbalance, a permeable formation and a stationary string. Remove any one and it cannot happen. Why the force grows with time, and why freeing the pipe means lowering pressure rather than pulling harder.
Read more →Drilling Jars Explained: Why an Impact Frees Pipe That Pulling Cannot
A jar turns steady overpull into a short, violent blow by storing stretch in the drill pipe and releasing it at once. How cocking and firing work, up jars versus down jars, and why jarring is a designed operation rather than brute force.
Read more →Hole Cleaning in High-Angle Wells: Why Cuttings Beds Form and How to Shift Them
Above roughly 50 degrees, cuttings stop being carried out and start settling into beds. Why gravity changes the problem, what actually moves a bed, and how to read the signs before the string packs off.
Read more →Torque and Drag as Early Warning: Reading the Trend, Not the Number
A torque figure means nothing on its own. What matters is the gap between what the model predicted and what the string actually did — and that gap opens several connections before the value ever looks alarming.
Read more →Permit to Work System on Drilling Rigs: A Complete Guide
How the PTW system works on a rig in practice: hot work, confined space, electrical isolation and LOTO, SIMOPS, and the step-by-step process for permits that hold up under audit and real conditions.
Read more →STOP Card System: How to Write One That Works
What a STOP card is, what makes an observation worth reviewing, and why the review cycle — not the monthly card count — decides if the program is real.
Read more →Real-Time Drilling Performance Data: Platforms and Practices
How real-time drilling data actually gets used on modern rigs — the systems behind it, what MWD/LWD data streams enable, and why the practice matters more than any single platform.
Read more →Roustabout to Driller: What the Timeline Actually Looks Like
A realistic look at how long it actually takes to progress from an entry-level rig job to running the console, and what determines whether you move faster or slower than average.
Read more →What Is a Kick? Well Control Explained for New Rig Crews
What a kick actually is, why hydrostatic pressure fails, how a flow check confirms an influx, and why hard and soft shut-in exist — the reasoning behind the procedures, for people learning them.
Read more →Five Warning Signs of a Kick Every New Hand Should Know Cold
The early indicators of a well kick, why they matter more than the dramatic ones you see in movies, and what to actually do the moment you notice them.
Read more →Rig Floor PPE Guide: Personal Protective Equipment for Drilling Operations
The complete PPE reference for drilling crews: ANSI, OSHA, and API standards for hard hats, gloves, FR clothing, fall protection, and H2S gear on the rig floor.
Read more →Welcome to RigFloorHQ: A Complete Field Reference, Built From the Ground Up
Why we built RigFloorHQ, what's in it today, and what's coming next for anyone working in or entering the oil and gas drilling industry.
Read more →