Powerlifting Bomb-Out Rates: Squat, Bench and Deadlift Compared

What is a bomb-out in powerlifting?

In everyday powerlifting language, a lifter “bombs out” when they fail to record a successful attempt in one of the competition lifts. In a standard squat-bench-deadlift meet, that means no valid squat, no valid bench press or no valid deadlift, so there is no valid total.

Historical databases make the definition important. A missing total does not necessarily tell us why a lifter did not finish. They may have withdrawn, been disqualified for another reason, skipped later attempts or the source meet may simply have incomplete attempt data.

For this study, we therefore use a conservative rule: three recorded negative attempts on the same lift = a confirmed lift bomb-out. Only sequences with all three attempts recorded and non-zero enter that lift’s denominator. Missing or zero attempt values exclude the entire sequence from that lift’s calculation rather than being converted into failures.

Live bomb-out rates: squat vs bench vs deadlift

The chart and table below are generated from the latest weekly OpenPowerlifting analysis synced to this site. The rates, sample sizes, ranking and update date can change as new meet data becomes available.

How to read the result

Rate = confirmed lift bomb-outs ÷ eligible performances for that lift × 100. A performance is one lifter’s entry at one meet, not a unique person. The same person can appear at several meets. Check the generated methodology for the current event, equipment and date filters before applying the results to a different type of competition.

The lift with the highest observed rate should not automatically be described as inherently harder. Bomb-out frequency can reflect opener selection, technical requirements, federation rules, judging standards, fatigue, meet progression and data coverage.

The most useful value of the comparison is context: it shows where confirmed three-miss sequences appear most often in the current sample while keeping the definition consistent across all three lifts.

Squat bomb-outs

Squat is the first discipline in a traditional full-power meet, which makes a squat bomb-out especially costly: the lifter loses the chance of a valid full-power total before bench press or deadlift. Whether they can continue lifting depends on the event’s rules.

The squat opener should be a reliable competition lift that establishes a result and leaves room for later attempts. It must account for commands, depth standards, nerves and the fact that a lifter may feel very different under meet-day conditions than during training.

An aggressive opener can quickly create a bad sequence. After the first miss, lifters often face a decision between repeating the weight or, where permitted, increasing it. Fixing setup or execution may be more useful than changing the load. Once a competition attempt has been taken, you generally cannot reduce the weight for the next attempt on that lift; check your federation’s rules (see the IPF rulebook in the sources for one example). A second miss then turns the third attempt into a must-make lift under maximum pressure.

Bench press bomb-outs

Bench press is particularly sensitive to technical execution and commands. Depending on the federation, start position, pause, press command, lockout, butt movement and rack command can all determine whether a completed press receives white or red lights.

That means a bench miss is not always a pure strength failure. A lifter may physically press the weight but still lose the attempt on a technical or command issue. OpenPowerlifting records the result of the attempt, not the reason for the red lights, so the data should not be used to diagnose individual misses.

Deadlift bomb-outs

Deadlift comes last, so its context is different. Lifters may arrive after up to six previous attempts, warm-ups, long waits and potentially several hours of competition. At the same time, the third deadlift is often the attempt most likely to be pushed for a placing, personal record or milestone.

Deadlift data also needs careful handling. A lifter who already bombed on squat or bench may not take three meaningful deadlift attempts, so blank later attempts cannot be counted as deadlift failures. That is why the live analysis uses a separate eligible denominator for each lift.

Do bomb-out rates differ between men and women?

The same strict definition is also calculated separately for men and women. This is a descriptive comparison, not evidence that sex itself causes a different bomb-out risk.

pp means percentage points: it is the difference between the two rates, not a relative percentage increase.

Differences between groups can reflect competition mix, age, experience, federation, weight-class distribution and other selection effects. They should not be interpreted as a universal physiological rule.

Why do powerlifters bomb out?

OpenPowerlifting records the attempts, not the athlete’s private reasoning. That means we can identify the pattern but should be cautious about assigning a cause. Still, several common meet-day mechanisms are worth understanding.

1. An opener that is too aggressive

The opener is your first opportunity to establish a valid result. If it fails, a successful second or third attempt can still save the lift. Choosing the opener from an ideal gym day rather than current meet-day strength can turn one miss into an emergency.

2. Technical or command errors

Competition lifting is judged. Squat depth, bench commands and lockout standards can invalidate a weight that the athlete is physically strong enough to move.

3. Poor reaction after the first miss

The first failed attempt creates an information problem. Was the weight too heavy, was the technique wrong, or was it a judging issue? Automatically increasing the load or making no adjustment can compound the original mistake.

4. Weight cuts and recovery

A lifter who arrives depleted may discover that planned attempts were based on training strength that is not available on the platform. The database can show the misses, but not hydration status or the quality of the cut.

5. Fatigue and meet timing

Long sessions, delayed flights, repeated warm-ups and accumulated fatigue matter most late in the day, particularly for deadlift.

6. Chasing a placing or record

Not every miss is poor strategy. A lifter with a total already secured may intentionally take a low-probability third attempt for a podium position, record or personal milestone. That is very different from failing all three attempts on a lift.

How to reduce your risk of bombing out

1. Choose an opener you can make under imperfect conditions. Meet day is not a controlled gym session. Commands, nerves and timing all add uncertainty.
2. Treat attempt one as a result, not a warm-up. The purpose of the opener is to establish a valid lift and give you information for the second attempt.
3. Diagnose the miss before changing the number. A strength miss and a command miss require different responses.
4. Keep the second attempt connected to the day you are actually having. Your pre-meet plan is a framework, not a contract.
5. Save the biggest risk for when the total is already secure. A high-risk third attempt is easier to justify once the first two attempts have done their job.

For a full framework, see our Powerlifting Attempt Selection guide and use the Powerlifting Attempt Planner to model your meet attempts.

Methodology and limitations

The methodology block below is generated from the same weekly analysis as the chart and tables, so the visible analysis window and update information stay aligned with the displayed results.

Why not use a blank total as a bomb-out?

Because a missing total tells us that no total was recorded, but not necessarily why. Counting every blank total as a bomb-out would mix confirmed three-miss sequences with withdrawals, incomplete meet data and other disqualifications.

Three quick classification examples

• −100, −100, −100 kg: three recorded misses — confirmed bomb-out for that lift.
• −100, +100, −110 kg: one successful attempt — not a bomb-out.
• −100, blank, blank: incomplete sequence — not a confirmed three-miss bomb-out.

Negative values represent failed attempts and positive values represent successful attempts in the source CSV. Blank or zero values do not establish success or failure.

Why is the denominator different for each lift?

A lifter who bombs on squat may never record bench or deadlift attempts. If we counted that lifter as a bench or deadlift bomb-out, we would be converting missing data into failed lifts. Each lift therefore uses only performances with the attempt information needed to classify that lift.

Coverage and repeated lifters

Meets with detailed attempt records may differ from meets without them. Excluding incomplete sequences can also exclude real bomb-outs when the source did not record all attempts. The reported rates describe the eligible sample, not all powerlifting meets. Squat, bench and deadlift rates cannot simply be added into a meet-wide risk: the denominators differ and later lifts depend on who continues.

Repeated entries by the same lifter are not independent personal risk estimates. Group differences are descriptive; this analysis does not isolate the effect of sex, federation, training experience or judging.

What should a lifter take from this?

The most useful lesson is not that one lift is “dangerous” and another is safe. It is that a meet can be lost before a total exists, and the opener is where risk management matters most.

Population-level bomb-out rates provide context. Your actual strategy should still be based on recent training, technical consistency, meet conditions, weigh-in recovery and the purpose of the competition.

Frequently asked questions

What does “bombing out” mean in powerlifting?

It usually means failing to record a successful attempt in one of the competition lifts. In a full-power meet, a lifter without a valid squat, bench press or deadlift cannot record a valid total.

Is missing three third attempts a bomb-out?

No. A lifter bombs a lift only when all three attempts on that lift fail. Missing the third squat, third bench and third deadlift still leaves a valid total if earlier attempts were successful.

Does a DQ in OpenPowerlifting always mean a bomb-out?

No. A disqualification or missing total can have multiple explanations. This analysis only classifies a lift as a confirmed bomb-out when all three relevant attempts are present and failed.

Which lift has the highest bomb-out rate?

The answer is calculated from the latest synced OpenPowerlifting snapshot and is shown in the live summary and chart near the top of this article. We intentionally do not hard-code the winning lift here because the ranking can change as new data is added.

Can an opener be too light?

A very light opener can leave larger jumps to your later targets, but it still establishes a valid result if successful. There is no universal minimum opener percentage. Choose a reliable competition lift and realistic follow-up attempts rather than treating an arbitrary percentage as a rule.

Should I repeat a missed opener?

It depends on why it failed. If the weight moved well but the lift failed on a correctable command or technical error, repeating may be sensible. If it was a true strength miss, speak with your coach or handler and reassess what is possible. You generally cannot lower the next attempt after taking an official attempt on that lift. Do not confuse pre-opener changes with changes after an attempt; follow the rules of your event.

Data source and attribution

This page uses data from the OpenPowerlifting project. The live analysis is generated by Powerlifting Calculator from OpenPowerlifting attempt-level competition data. OpenPowerlifting publishes new dataset versions nightly; this site’s analysis uses a separate weekly refresh schedule.

• OpenPowerlifting
• OpenPowerlifting bulk CSV downloads
• OpenPowerlifting CSV field definitions
• IPF Technical Rules — an example rulebook; other federations may differ.