Nuclear Rush

Nuclear Rush event

Nuclear Rush is an obstacle course event held on the Secret Nuclear Bunker Estate in Brentwood, Essex. Courses run across muddy farmland, woodlands and lakes and include a mix of natural and man‑made obstacles. Signature obstacles listed include a 20‑foot Deathslide, a Travelator and a 15‑lane zip‑wire into water. The event offers hot washdowns, changing facilities, buoyancy aids for water obstacles and free car parking.

Race formats and key details

• 6K - approx. 40+ obstacles. Age 13+ (13–15 require adult accompaniment). Chip timing, finishers medal; skipping obstacles carries no penalty.
• 12K - approx. 70+ obstacles. Age 16+. Chip timing and finishers medal; skipping obstacles carries no penalty.
• 38K+ Oblivion - lap race using the 12K course; 70+ obstacles per lap, approx. 38 km total. Age 18+. Chip timing, finishers photo; competitors complete as many laps as possible within the event time limit. Competitive entrants have compulsory penalty obstacles and a band system; personal-completion entrants are not banded.
• Family and children formats include: Rush Rookies 1.5K (age 4+, 25+ obstacles), Rush Rookies 3K (age 9–14, 50+ obstacles), Rush Rookies Pro (two laps, mandatory obstacles, burpee penalties), Rush Family 1.5K (age 4+, 25+ obstacles) and Rush Family 4K (age 10+, 35+ obstacles, includes the Deathslide).

Most race entries are chip‑timed and include a free finisher photo, free bag drop and a finishers medal. Visit the organization's website for the most recent information.

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