Illustrative scenario · ATH-S29

Sprint triathlon · First-timer

Sprint tri: 1:34:12 (target 1:45)

Duration: 12 weeks

The goal

Finish a local sprint triathlon (750m swim / 20km bike / 5km run) — never combined the three disciplines, comfortable runner only.

What we changed

Three-discipline scaffolding: weeks 1–4 swim technique focus (drill heavy, pool sessions only), weeks 5–8 brick introduction with 30-min bike → 15-min run, weeks 9–11 race-pace bricks + open-water swim transition rehearsal, week 12 taper per iter-87 methodology. Strength endurance 1×/week protected throughout. Fueling rehearsal NOT prescribed (event <90min, per iter-100 fueling principle).

Illustrative outcome

Finished in 1:34:12 — beat self-imposed 1:45 cut-off. Open-water transition rehearsed 4× before race day eliminated the panic that wrecks first-time tri athletes. Already signed up for an Olympic next year.

Before → After

Continuous swim100m750m
Brick sessions completed08
Open-water rehearsals04

Illustrative scenario only. The identifier, sessions, and before/after values are examples, not athlete records or performance evidence.

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