Award Winning Obstacles

Voted Best Value Event

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3rd & 4th October 2020


Location: Brentwood, Essex, CM15 0LA, UK
Distance:7km or 12km
Saturday Prices:7k - £71 12K - £81 (plus 3rd party processing fees 6%)
Sunday Prices:7k - £68 12K - £78 (plus 3rd party processing fees 6%)
7k minimum age:12-16 years *must be accompanied by an adult 17+
12k minimum age:16 years


Choose from multi award winning 7km or 12km course distances over obstacle-loaded, muddy farmland set in the heart of the Secret Bunker Estate, Essex.

Nuclear’s well known for delivering award winning events with big, high quality achievable, man-made and natural obstacles designed to test every ability of fitness on fast-paced, flowing, punishing courses over epic varied terrain. Expect the infamous Deathslide, Para-plunge zip-lines & Swing A Ding at the lake zone plus loads & loads of other obstacles.

  1. The course distances are 7km & 12k. This event is NOT a lap race.
  2. All racers are chip-timed.
  3. Your wave will be made up of 7 & 12k runners. You will run together until 7k where 12k runners will split. There’ll be warning signs, arrows and a Nuclear marshal at the split to guide you.
  4. There are 90+ obstacles on the 12k, 50+ on the 7k courses.
  5. Attempt as many or as few obstacles as you like – it’s your challenge!
  6. There are no penalties.
  7. A Nuclear Rush survivor medal & finisher top plus hot cup of tea at the finish.
  8. We will start clearing the 7 & 12k Rush courses from 5pm onwards (last runner 1st).
Free Wild Forest induction with every ticket.