September 7, 2026
This week’s photo is courtesy of White Mountain Operating, LLC- Pinedale, WY, USA
Happy Labor Day!
To everyone working on a rig or jobsite today, thank you for the hard work you put in to keep our industry moving.
For those enjoying a well-earned day off, make the most of the extra time and come back ready to hit the ground running tomorrow.
Safety Focus
Part 1 of 4: Manual Materials Handling: Why It Matters
On a drilling or pump crew, the loads are heavy and the shifts are long. Casing joints, pumps and motors, drill pipe, sacks of bentonite and cement. Overexertion means asking your body to do more than it can safely handle in one move, or more than it can take across a whole day. It is the quiet injury that ends careers.
Here is why it leads the week. Federal injury data from the Bureau of Labor Statistics (BLS) show overexertion, now grouped as overexertion, repetitive motion and bodily conditions, is one of the leading causes of serious workplace injury. It produced the most days-away, restricted, or transfer (DART) cases in 2023 and 2024, at 946,290. OSHA's own technical manual names manual materials handling as a primary cause of back disorders.
One term to know. A musculoskeletal disorder, or MSD, is damage to the soft tissues and structures that move you: muscles, nerves, tendons, and ligaments, and the discs and vertebrae of the back, from overexertion or repeated strain. Think sprains, strains, and herniated discs. MSDs make up close to a third of all days-away-from-work cases.
This week builds in order. Tuesday we learn to spot the lifts that hurt people. Wednesday we cover lifting mechanics and the aids that take the load off your back. Thursday we build a simple lifting standard your crew can actually follow.
Key Takeaways
• Overexertion is one of the top causes of serious, days-away-from-work injury.
• On a rig, the danger is usually the routine lift done wrong, one too many times, not a dramatic accident.
• An MSD is damage to muscles, nerves, tendons, ligaments, and the discs and vertebrae of the back from overexertion or repeated strain.
Sources:
Knowledge Share
Part 1 of 4: Steady Rate Flow: Why It Matters
Pump a well and the water level around it drops into a funnel shape. That funnel is the cone of depression, the drawdown that spreads out around a pumping well. Steady state, also called equilibrium, is the idealized point where that cone stops expanding: the water flowing into the well equals the rate you are pumping, and drawdown holds steady at every distance.
Why start here. The steady-state equations are the simplest tools we have to tie together three things you care about: the pumping rate, the drawdown, and how well the aquifer moves water. They are also where well spacing and interference begin, because one well's cone can reach the next well.
One term to recall from previous dsicussions: Transmissivity, or “T”, which describes how much water an aquifer can move through its full saturated thickness. It equals hydraulic conductivity times thickness, T = K times b. Higher T means the formation gives up water more easily.
The plan for the week: Tuesday we work the Thiem equation, the core steady-state formula, in the Formula Spotlight. Wednesday we use it to estimate transmissivity from two observation wells. Thursday we name the assumptions that fail on a real site.
What this means for your next design:
Real aquifers rarely reach true steady state, but the equilibrium picture is the foundation every transient method builds on. Learn it first, and the harder methods make sense.
Recommended Print References:
• Hydraulics of Wells: American Society of Civil Engineers
• Handbook of Ground Water Development- Roscoe Moss Company
• Groundwater & Wells, Third Edition- Edited by Robert J. Sterrett, Johnson Screens
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Work Hard. Work Smart. Stay Safe!
