Your donation will make a difference:
Cystic Fibrosis Trust

Nuclear Rush Essex

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

Nuclear is 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, Zip-lines & 120m Gorilla bars!

Join the fun at the chilled OCR festival weekend packed with obstacle racing for all the family (Rookie kids included), camping, live music & entertainment for all ages.

Minimum age 7km – 13yrs

Minimum age 12km – 16yrs

Here's how you can be a part of Team CF! 

  • Purchase your own place in the event here
  • Let us know you are racing for us by registering your information - just click the ‘join us’ button below!
  • Receive an email from us with next steps 
  • Fundraise as much as you can for the Cystic Fibrosis Trust
  • Receive training tips, support, and a free top from us!
  • Have fun on your new challenge!

Battling obstacles with Team CF will help us to make a daily difference to the lives of thousands of people living with cystic fibrosis in the UK.


Join us

Event enquiry form


To enquire about an event, please fill in the form below, being sure to include your name, email address, phone number, name of the event you are enquiring about, and your enquiry.

Please bear in mind that this is not a registration form, but will give you a chance to ask questions about an event you are interested in. A member of the Events Team will get in contact with you to respond to your enquiry as soon as they can.

If you are having any problems making an enquiry about your event, please contact the Events Team.

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