Why did the technician's A-scan look like a lawn?
Show the Punchline
She kept raising the gain.
Questions with answers worth the wait. 250 jokes.
Why did the technician's A-scan look like a lawn?
She kept raising the gain.
Why did the straight beam probe turn down the weld job?
It was told to come in at an angle.
What do the dead zone and Monday morning have in common?
You can't see anything during either one.
Why do Time-of-Flight Diffraction technicians love gossip?
They live for the tip signals.
Why did the phased array win the debate?
It could steer the argument and focus on every point.
Why did the thickness gauge never get a raise?
Its manager said it was already at minimum wall.
Why did the couplant bottle get nervous at the job site?
It knew it was about to get squeezed.
Why did the second back wall echo feel like a bad sequel?
Same story, twice the travel, half the energy.
Why did the receiver ask the pulser for some space?
Every time the pulser fired, the receiver needed a moment to recover.
Why did the delay line get promoted?
It was the only one willing to wait around for the signal to come back.
Why do managers love the C-scan?
It comes in color and fits on one page.
Why is steel plate such a good listener?
It echoes everything you send it, right back from the back wall.
What is a tilted crack's favorite probe?
Whichever one hits it at ninety degrees.
Why did the technician bring a bucket of water to the job?
For immersion therapy.
Why do ultrasonic probes make bad secret keepers?
Everything they hear gets echoed back.
Why was the damping material so well loved?
It always knew how to end a ringing conversation.
How do you know a transducer is in love?
It can't stop resonating.
Why do eddy current technicians love heat exchangers?
Hundreds of tubes, one setup, and a support plate to blame.
Why did the crack escape the eddy current probe?
It was lined up with the current and never got in its way.
What did the stainless steel tube say about its pit?
It's not a defect, just a discontinuity with character.
Why did the technician lower the frequency?
She needed more depth.
Why did the impedance plane never get lonely?
Everyone who visited left a point.
Why was the eddy current technician so relaxed at the end of the shift?
She had finally found her null.
What does an eddy current technician say about a tube missing a chunk of wall?
'Well, that's one way to get a signal.'
What did the probe say after pulling through 800 tubes?
I'm all coiled out.
When is lift-off the right answer?
When the job is measuring coating thickness.
Why do eddy currents make poor mountain climbers?
They give up long before the deep part.
What did the steel say to the air?
We have nothing in common. Every word I send you comes right back.
Why did the beam bend as it entered the slower material?
It was looking for a better angle on the situation.
Why does low-frequency sound go the distance?
It doesn't sweat the small stuff, and it can't see it anyway.
How long does an Iridium-192 source take to drop to a quarter of its strength?
Two half-lives, about five months, or one project approval.
Why did the magnet win every argument?
It had a strong field and kept pulling everyone to its side.
Why do the front-row students get the most attention from the lecturer?
Inverse square law.
What did the shear wave say to the longitudinal wave?
Stop pushing me. I'd rather move sideways.
Why does sound travel faster in steel than in air?
The neighbors are packed so tightly they can't help passing it on.
Why did the beam quit in the coarse-grained casting?
Too many boundaries and nobody listening.
Why did the radiographer send the film back to the supplier?
It had too many artifacts and not enough image.
What did the film say when someone opened the darkroom door?
Well, now I'm all fogged up about it.
How does a radiographer end an argument?
By increasing the distance.
Why did the Iridium-192 source refuse to make long-term plans?
Its commitments were cut in half every 74 days.
Why would you never play cards against a sheet of film?
It holds a latent image, and it shows its hand the minute it's developed.
Go easy on me. I'm not as solid as I look.
Why did the film cassette get promoted?
It had excellent screen presence.
Why did the darkroom retire early?
It saw the writing on the wall: everything was going digital.
How many radiographers does it take to change a lightbulb?
None. The darkroom only has a safelight, and they like it that way.
Why did the radiographer think the film was haunted?
A pale B showed up on it. It was just backscatter saying boo.
What does a pipeline crawler say when its radiograph is rejected?
Don't blame me. I only shoot from the inside.
Why do dosimeters make great friends?
They keep a record of everything you've absorbed.
What's the radiographer's version of 'the check is in the mail'?
The film is still processing.
Why was the fast film so rough around the edges?
Grain is the price of speed.
Why did the yoke produce such a weak field in the part?
Its legs were barely touching the surface.
What do you call a part that can't let go of the past?
Retentive, as in retentivity.
Why did the fluorescent particles refuse to work in daylight?
They only perform for a black light audience.
Why does Magnetic Particle Testing prefer a crack across the field?
A parallel crack never interrupts the conversation.
How do you say goodbye to a magnetic field?
Slowly, and without looking back.
Why do Magnetic Particle inspectors make terrible secret agents?
Everything they hide glows under UV-A.
How many Magnetic Particle inspectors does it take to change a lightbulb?
None. They're still adapting to the dark.
What did the inspector say to the steel bar that kept picking up paper clips?
Looks like you need to be demagnetized.
What did the bath say to the particles that were settling out?
I need you in suspension, not settled.
Why do prods need firm contact before the current comes on?
Nobody wants a relationship that starts with sparks and ends in a burn mark.
What did the crack say when the particles piled up on it?
Can I get a little privacy?
What did the penetrant say to the impatient inspector?
Good things take dwell time.
What did the developer say to the penetrant?
Come on out. I saved you a spot.
What do you call a part that was washed too hard after the penetrant?
Clean, confident, and completely missing the point.
What does a penetrant inspector do during dwell time?
Pretends to be calm while everyone asks if it's ready yet.
What does fluorescent penetrant say to a skeptical inspector?
Turn off the lights and I'll show you.
How do you tell a crack from a fingerprint on a penetrant part?
The fingerprint comes with a swirl and an apology.
Why did the inspector send the part back through pre-cleaning?
The penetrant couldn't get past the grease at the door.
Why did the black light get invited to every inspection party?
It brings out the best in everything, and the worst in lint.
Why did the inspector wear gloves during penetrant inspection?
Because fingerprints are the most reliable nonrelevant indication.
Why did the crack stay hidden?
Someone closed its door with a grit blast.
Why do cracks lose at hide-and-seek in Penetrant Testing?
The developer always tells on them.
Why did the inspector bring a mirror to the pipe rack?
She wanted to see the other side of the issue.
What kind of music does a Visual Testing inspector like best?
Light rock.
Why was the fillet gauge so confident?
It knew its legs were the right size.
How many inspectors does it take to check a weld in a dark tank?
Three: one to hold the light, one to hold the mirror, and one to say it looked better last time.
Why does a borescope make a terrible secret keeper?
It always shows the inside story.
What's the difference between "looks fine" and "is fine"?
About twelve inches and a flashlight.
What's an inspector's favorite kind of lighting?
Raking light, because every flaw casts a shadow of doubt.
What do you call an inspector who is happy with the lighting?
Retired.
Why do inspectors carry a small mirror and a magnet?
One finds the corners. The other finds out what they're made of.
What's a crawler camera's biggest fear?
Getting stuck in a pipe with a supervisor on the other end of the cable.
What's a leak tester's favorite kind of music?
Drip-hop.
What did the thermal camera say to the overheated motor bearing?
"I see you're having trouble keeping your cool."
What did the Acoustic Emission sensor tell the pressure vessel during the hold?
"Take your time. I'm all ears."
Why did the guided wave get confused at the elbow?
It was expecting a straight answer.
Why did the Magnetic Flux Leakage scanner find the pit so quickly?
It's strongly attracted to anything with a missing piece.
Why is shearography the most patient inspection method?
It makes the part sit under stress and watches how it handles pressure.
What did the tap hammer say to the honeycomb panel?
"You sound a little dull today."
Why did the thermographer cancel the scan of the shiny pipe?
All she could see was herself.
Why was the calibration block so calm during the audit?
Its certificate was current.
What do you call a probe cable with a bad connector?
A very expensive piece of rope.
What's the difference between a probe and a probe cable?
The probe is calibrated. The cable is just trusted.
Why wouldn't the instrument battery go up the scaffold?
It didn't have the energy.
How many spare batteries does a technician carry?
One more than the number she remembered to charge.
Where is the setting you need in the instrument menu?
One screen deeper than the one you're on.
Why did the couplant bottle look so tired at the end of the shift?
Everyone had been squeezing it for answers.
What's the heaviest piece of NDT equipment?
The case that was supposed to be light.
Why did the ultrasonic probe sign up for night classes?
It wanted to improve its resolution.
What's the difference between a discontinuity and a defect?
One acceptance criterion and a very awkward meeting.
Why did the welder blame the wind?
The shielding gas left, and the porosity stayed.
Why can't slag keep a secret?
It always shows up in the film.
What did the base metal say to the weld bead that never fused?
"You only ever stuck around on the surface."
Why was the crack so confident?
It knew it was going places.
Why was the lamination so quiet?
It had layers of things it wasn't saying.
What does corrosion do on its day off?
Nothing. It works around the clock.
Why did the undercut apologize to the base metal?
It had taken too much off the top.
Why did the crack file a complaint?
It felt it was being unfairly rejected.
Why did the Level I bring a ladder to the Level III's office?
She heard the next step was up.
What does a Level III say when you show him a rejectable indication?
'Interesting. Now show me the one you didn't circle.'
Why did the technician ace the eye exam and still miss the discontinuity?
The exam was at twelve inches. The weld was at the top of a scaffold.
How many Level IIIs does it take to change a light bulb?
None. They write the procedure, and a Level II changes it.
Why did the Level I look pale at the practical exam?
The test block had seven indications and the answer key had six.
What's the difference between a Level II and a Level III?
A Level II knows how. A Level III knows why, and also which edition.
Why did the Level III refuse to answer the multiple-choice question?
None of the choices said 'it depends.'
Why did the Level II study Snell's law the night before the exam?
She wanted to know which way the answers bend at the boundary between A and B.
Why did the technician photocopy her certification card nine times?
She has lost the original in every truck she has ever owned.
Why does every logbook have such tidy handwriting in December?
Everyone buys a fresh pen for the annual review.
How long is a Level III's quick question?
About forty-five minutes and a revision.
Why did the inspector put the code book on the scale?
Somebody said the new edition carried more weight.
What do you get when you cross a code book with a trampoline?
A lot of bouncing between clauses.
Why did the Level III refuse to sign the weld as acceptable?
The procedure said 'as required.' She wanted to know by whom.
How do you know a clause has been interpreted correctly?
You don't. You just know when people stop arguing.
Why did the specification and the code go to couples counseling?
They kept requiring different things of the same weld.
What does an inspector say when the spec contradicts the code?
'Please send that in writing, signed, and preferably before the shutdown.'
Why does the acceptance table have a footnote on every row?
It's the only way a code can say 'yes, but' in a grid.
Why did the addendum cross the road?
To amend the other side.
Why did the pipeline inspector keep her code book in a sealed bag?
It's the only thing in the truck that has to stay dry.
What's an engineer's favorite part of the code?
The part that says 'unless otherwise specified.'
Why did the welder bring a ruler to the inspection?
She wanted to measure up.
What did the weld say to the grinder?
'Be gentle. I've been through enough heat.'
Why did the welder get promoted to supervisor?
He had a solid record of keeping things together.
What's a welder's favorite dance step?
The weave.
What do welders do at the gym?
Bead curls.
Why did the weld bead look so lonely?
Lack of fusion. It never joined the base metal.
Why did the inspector reject the fillet weld?
It was too convex to be flat-out honest.
Why do welders make good friends?
They always stick with you.
What did the welder say when the inspector asked about the grinding?
'Which grinding?'
Why did the inspector's report take so long?
He kept finding indications in the paperwork.
What's the difference between an inspection and a report?
The inspection ends when you leave the site. The report ends when you leave the profession.
Why did the data file go missing after the inspection?
It was last seen in 'New Folder (3).'
Why did the inspector sign the report in blue ink?
She wanted something to be clearly original.
Why is a deadline like a calibration check?
Both are on the schedule, but only one is allowed to slip.
Why did the technician write the report in the truck?
His motel room had no desk, no light, and no hope.
Why did the technician pack a gallon of couplant for a two-hour job?
Because the job is never two hours, and the couplant is never enough.
What's the most expensive thing on a shutdown?
Waiting. It costs the same as working, and nothing gets done.
Why do inspectors always end up in the room next to the ice machine?
They don't ask for it. It's just the only room left.
How does an inspector stay warm on a January pipe rack?
She wears more layers than the pipe.
Why was the technician late to the safety meeting?
She couldn't find a seat. Everyone else showed up early.
What's an inspector's favorite kind of weather?
Indoor.
What do you call a scaffold without a tag?
Not a scaffold. A rumor.
What did the hi-rail truck say to the technician after fourteen hours?
I'm running on fumes too.
Why does every tool at the top of the stack have a lanyard?
Gravity doesn't care how well it's calibrated.
What's the only instrument in the truck that's always within tolerance?
The lunch cooler. It's always the same temperature as outside.
Why did the wind technician bring a spare checklist to the top of the tower?
The first one went to inspect the other turbines.
What's the difference between a pipeline job and a marathon?
A marathon has a finish line and a water station.
Why did the aircraft inspector refuse the coffee in the hangar?
It had foreign object debris in it.
What's wrong with the dry dock schedule?
The ship is out of the water, but the schedule is still in hot water.
Why did the rail inspector bring a ruler to the meeting?
To measure the gauge of the client's patience: 56.5 inches, standard.
What did the dosimeter say to the inspector at the end of the shift?
'I keep a record, and I'm not afraid to share it.'
What did the casting say to the inspector?
'Don't take my porosity personally. I was poured under pressure.'
Who arrives first, leaves last, and still gets blamed for the schedule?
The inspector, the only person on site whose job is to say 'not yet.'
What's the most dangerous question in NDT?
How long will it take? It has no right answer and several wrong ones.
What's the shortest sentence on any project?
'Let's meet.' It lasts ninety minutes.
What do clients and penetrant have in common?
Both want results before the dwell time is over.
What's the shortest distance between sales and the field?
A text message, and it always arrives at 8 p.m.
Why is the invoice always higher than the quote?
The quote doesn't include reality.
What's the difference between a client's complaint and a transducer?
The transducer eventually stops ringing.
Why did the project schedule fail its Ultrasonic Testing scan?
It showed a complete loss of back wall: no end in sight.
What does ASAP stand for during a shutdown?
Always Start After Permit.
What's a project manager's favorite part of the code book?
The thickness. It makes a great monitor stand.
Why did the inspector's report get a standing ovation?
It was the first one the client read all the way to the end.
Who has the hardest job in a pre-job meeting?
The person who has to say, 'I need to see the permit.'
Why are the office and the field like Snell's law?
The farther apart the two media, the more the message bends.
What do project managers hear when an inspector says 'relevant indication'?
'Repair, reinspect, and slide the schedule.'
What's a salesperson's favorite NDT method?
Acoustic Emission Testing. It only gets results under pressure.
What does a client hear when you say, 'We need more time'?
'We need more money.'
Why did the project manager add a margin to the schedule?
It was the only margin the client didn't cut.
How long is a refinery turnaround?
Exactly as long as the schedule says, plus the part nobody put on the schedule.
Why are heat exchanger tubes bad at keeping secrets?
Whatever is on one side eventually gets to the other.
What did the thickness gauge say to the outside of the pipe elbow?
You've been wearing thin lately.
What is a pressure vessel's least favorite day?
Hydrotest day. Everybody keeps asking if it can handle the pressure.
How long is a refueling outage?
Just long enough for every hour of it to have its own meeting.
Why do feedwater heater tubes never win arguments?
They always end up in hot water.
Why was the boiler tube so sensitive?
Years of heat on the fireside had worn it thin.
What happens to a steam generator tube with a relevant indication that is too large?
It gets plugged and retired with full honors.
How many outage inspectors does it take to change the plan?
None. The plan changes itself. The inspectors just write it down.
What is the most common thing found on a foreign object debris walk?
Whatever the inspector was just looking for.
What does an inspector get for finding a crack on the last day of a heavy check?
A thank-you and a new schedule.
How do you know an audit has started?
Every pen in the lab suddenly has a calibration sticker.
What did the wing skin say to the eddy current coil?
You're really getting under my skin.
How do you measure a pipeline inspector's career?
In miles of right-of-way and pounds of mud.
Why does a girth weld never get lost?
It always comes full circle.
What is an in-line inspection pig's favorite subject?
Pipe walls. It gets to see them from the inside.
Why do ship inspectors love dry dock?
It's the one day the hull shows everyone what it's been hiding.
Why is an ultrasonic thickness gauge a good shipmate?
It checks every plate on board and never complains about the food.
What is the biggest thing in a ship's void space?
The name.
What kind of music does a chain-drag inspector prefer on a bridge deck?
Anything that doesn't sound hollow.
Why is a fatigue crack the most dedicated employee on the bridge?
It shows up for every single load cycle and never takes a day off.
What is a bridge inspector's favorite lane closure?
The one where the cones are still there when she arrives.
Why did the high-strength bolt always win at tug-of-war?
It lives under tension.
Why does a delaminated bridge deck make a hollow sound?
It has layers of problems and nothing holding them together.
Why do blade root bolts make good friends?
They're always there for you when the load gets heavy, and they never loosen up.
What is the most unreliable part of any wind farm job?
The weather window, the only window that's always closed when you get there.
Why did the wind technician bring a copy of her certifications to the base of the tower?
She wanted proof she was qualified to go up in the world.
Why is Ultrasonic Testing so good at checking a blade's bond line?
It can tell when two things aren't really bonding.
Why was the casting so honest on the Radiographic Testing film?
It had nothing to hide and a lot to show.
What is a production manager's definition of a quick check?
Anything that takes less time than the meeting about it.
Why does the gage block always win the argument?
It's the only one in the room that never changes its size.
Why was the wheel inspector such a good judge of character?
She could always tell who was well-rounded and who had a flat spot.
What does a hi-rail inspector have in common with a train?
They both run on a schedule somebody else wrote and nobody follows.
What is a rail inspector's favorite kind of rail flaw?
The one found before the next train does.
Why does every inspector's New Year's resolution start with 'find my certification card'?
It lives in a different truck every January.
What's the first thing a Level III checks in the new edition?
What they moved, so they can tell you your old answer is wrong.
What do you get when you cross a New Year's resolution with a calibration due date?
A promise to do it early, kept in month eleven.
Why does a battery read full at breakfast and empty by ten in the cold?
It's an optimist until the first scan.
How much daylight does a winter inspection crew get?
Enough to find the weld, not enough to finish it.
Why did the couplant sit out the winter job?
It couldn't go with the flow.
Why did the high-temperature transducer get promoted?
It stays calm when the surface is 350 degrees.
What's the best-attended item on a July job schedule?
Hydration break. Perfect attendance.
Why did the penetrant fail on the hot plate?
It dried up before it finished its dwell time.
Why did the inspector grab a free pen at every booth on Tuesday?
By Thursday, every pen from Tuesday was dead.
What is the first rule of trade show swag?
If it's free, it comes in a free bag, and you will carry both.
Why did the demo work perfectly?
It was scanning the one test block the vendor had been practicing on since March.
Why was the Level III the calmest person on audit day?
She had read every page twice and annotated the second time.
What is an auditor's favorite question?
'Can you show me?' It works on every procedure and every Level II.
Why did the calibration certificate arrive at the audit nervous?
It had an expiration date, and the auditor had a calendar.
Why did the inspector love the opened vessel?
Finally, a job with a good view of the inside story.
What is the most important tool at a turnaround?
The permit. Nothing happens without it, and it's never where you left it.
Why did the pulled tube bundle get so much attention?
It had hundreds of tubes, and every one of them had something to say.
What is an outage with no delays?
A rumor.
How many hours are in an outage day?
Twenty-four, and the schedule has twenty-six planned.
Why do outage workers read the radiation work permit so carefully?
It's the one document that tells you where to be, how long to stay, and when to leave.
Why did the inspector tap every gift under the tree?
He wanted to hear whether anything was disbonded.
What is a December schedule?
A document that says everything finishes before the 23rd, and nobody believes it.
Why did the crew love the snow day?
It was the only unplanned work stoppage that came with hot chocolate.
Why did the inspector bring a coin to the composite panel?
She wanted to hear the panel's side of the story. A tap tells you its tone.
What is the heaviest part of a heavy check?
The task cards. The aircraft gets lighter with every panel removed, and the paperwork only gets heavier.
Why did the ship inspector bring a ladder into the empty dry dock?
She had a lot of ground to cover, and most of it was straight up.
What does a hull plate say after a thickness survey?
'Don't read too much into it.'
Why does the pipeline crew treat the radiographer like the weather?
Everyone depends on her forecast, and nobody likes waiting for it.
What's the longest thing on a pipeline job?
Not the pipe. The drive between welds.
Why do bridge inspectors never get lonely?
Even under the deck, there's always traffic overhead.
Why did the bridge inspector bring a small hammer to the bolted connection?
She wanted to sound out every bolt.
Why did the inspector bring a book to the weather window?
The window was open for ten minutes, and the wait for it took two days.
What did the blade say to the rope access inspector?
'Don't get too close. I'm a little rough around the edges.'
Why did the rail inspector refuse to take a shortcut?
The only thing shorter than the shortcut was the track time window.
What do hi-rail trucks and rail inspectors have in common?
Two sets of wheels, and a nervous relationship with the schedule.
What's the fastest thing on the production line in December?
The rumor that the holiday shutdown might start early.
Why is the inspection bench the busiest place on the dock in December?
Every part wants to be on the accepted list before the shutdown.