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Join us for an ever changing functional class designed to change your body shape. 

Arena group exercise class

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Arena is an intense class which will push you to the limit and provide you with fast and long-lasting results. This full body workout uses the Rig functional equipment in the gym in a circuits style class. The class varies from time to time and instructor to instructor. 



ourChelmsford Lite card

Standard: £6

Discounted: £5.40

ourChelmsford Plus card

Standard: £5

Discounted: £4.50

Save money by upgrading to an ourChelmsford Plus or monthly Premium membership. 

More about our memberships


You can book onto this group exercise class: 

  • online with an ourChelmsford card. 
  • by calling 01245 615050 
  • when you visit Riverside.  


You can book onto classes: 

  • ten days in advance if you have a monthly membership.    
  • seven days in advance if you have an ourChelmsford Plus card.      
  • two days in advance if you do not have a membership or ourChelmsford Plus card.

Things you need to know

Attending the class

  • If you have pre booked, you can tap straight through the barrier with your ourChelmsford card, sticker, fob or wristband. 
  • If you need to pay for your class you will need to go to reception or a kiosk to pay and activate your ourChelmsford card. 
  • If you have forgotten your card you will need to collect a barcode from reception or a kiosk to get through the barriers. 
  • If you require use of the lift to access the first floor, you will need to go to reception to activate your ourChelmsford card. 
  • You will not be allowed entrance to 30 minute classes if they have already begun.
  • To allow time for changeovers, classes will finish five minutes before the advertised time.   


Lockers and changing rooms

  • There is a male group changing area and a female group changing area located by studio 2 on the first floor.
  • A Changing Places area is located by studio 1 on the first floor. 
  • Lockers are located in the changing rooms by studio 2. If you want to use a locker in the changing rooms, you will need a £1 coin to release the key. You will get the £1 back when you return the key.



About this class

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Sports black 30 minute icon
Suitable for
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What to bring

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Centre opening times

Monday, Wednesday and Friday, 5.30am to 10pm
Tuesday and Thursday, 6am to 10pm
Saturday, 6am to 9.45pm
Sunday, 6am to 9pm
Bank holidays: see facility opening timetables
You can view our Christmas opening hours.

Our facilities, including the ice rink, may have separate opening times. Please check individual pages.


All prices are correct to 30 March 2020


Contact form

Riverside Leisure Centre
Victoria Road

01245 615050

You can also give us your feedback about the new centre.

We are a breastfeeding friendly centre.

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