Bicycle appendix 1 – Mountain bike riding trail rating
International Mountain Bicycling Association (IMBA) Australian Trail Difficulty Rating System
|Symbol||White circle||Green circle||Blue square||Single black diamond||Double black diamond|
|Description||Likely to be a fire road or wide single track with a gentle gradient, smooth surface and free of obstacles.
Frequent encounters are likely with other cyclists, walkers, runners and
|Likely to be a combination of fire road or wide single track with a gentle gradient, smooth surface and relatively free of unavoidable obstacles.
Short sections may exceed these criteria.
Frequent encounters are likely with walkers, runners, horse riders and other cyclists.
|Likely to be a single trail with moderate gradients, variable surface and obstacles.||Likely to be a challenging single trail with steep gradients, variable surface and many obstacles.||Extremely difficult trails will incorporate very steep gradients, highly variable surface and unavoidable, severe obstacles.|
|Suitable for||Beginner/novice cyclists.
Basic bike skills required.
Suitable for most bikes.
|Beginner/novice mountain bikers.
mountain bike skills required.
Suitable for off-road bikes
|Skilled mountain bikers.
Suitable for mountain bikes.
|Experienced mountain bikers with good skills.
Suitable for better quality mountain bikes.
|Highly experienced mountain bikers with excellent skills.
Suitable for quality mountain bikes
|Fitness level||Most people in good health.||Most people in good health.||A good standard of fitness||Higher level of fitness||Higher level of fitness|
|Trail width||Two riders can ride side by side.||Shoulder width or greater||Handlebar width or greater.||Can be less than handlebar width.||Can be less than handlebar width.|
|Trail surface & obstacles||Hardened with no challenging features on the trail.||Mostly firm and stable. Trail may have obstacles such as logs, roots and rocks.||Possible sections of rocky or loose tread. Trail will such as logs, roots and rocks.||Variable and challenging.
Unavoidable obstacles such as logs, roots, rocks drop-offs or constructed obstacles.
|Widely variable and unpredictable.
Expect large, committing and unavoidable obstacles.
|Trail gradient||Climbs and descents are mostly shallow.||Climbs and descents are mostly shallow but trail may include some moderately steep sections.||Mostly moderate gradients but may include steep sections.||Contains steeper descents or climbs.||Expect prolonged steep, loose and rocky descents or climbs.|
Bicycle appendix 2 – Equipment list
Suggested tools to carry:
- chain breaker
- spoke key
- spanners/adjustable spanner
- screwdrivers (4 millimetre, 5 millimetre, 6 millimetre)
- Allen key tool (4 millimetre, 5 millimetre, 6 millimetre)
- Two tyre levers
- Pump with suitable connector(s)
Additional tools for multi-day trips either with group or via support vehicle:
- Headset spanner
- Pedal spanner
- Crank puller
- Pliers with cable cutter
- Pressure gauge
- Adjustable, 300-millimetre spanner
- Two cone spanners
Suggested spares to carry:
- Puncture repair kit (glue and patches)
- Tube of lubricant
- piece of chain and chain repair components
- Inner tubes of appropriate size, with valve stems appropriate for the rims in use
- brake pads appropriate for the brakes in use
Suggested spares to carry on multiday rides:
- brake cable / hydraulic inners
- gear cable inners
Suggested additional spares for multi-day trips either with the group or via support vehicle:
- Rear derailleur and hanger appropriate for the bikes in use
- Lubricant spray
- Pair of pedals
- Various cable ties
- Duct tape
- Spare bikes
The equipment required and the appropriate “type” of equipment used is dependent on the specific context of the activity.
Equipment used for Mountain Biking or Bicycle Touring may include but is not limited to:
- Documentation (see Part I – Core Standard 2.5.1 activity leader required documentation)
- Emergency communication equipment (see Part I Core Standard 6.4 emergency communication)
- First aid kit (see Part I – Core Standard 6.3 first aid equipment and medication) in waterproof storage
- A waterproof method of storing and carrying documentation and communications equipment
- Emergency shelter where appropriate for the context
- Emergency equipment to keep a patient warm (g. mat, sleeping bag) where appropriate for the context
- Signalling device(s) g. mirror, flares
- communications equipment (standard communication rather than emergency communication where this differs) and spare batteries or backup “power banks”
- relevant maps and navigation information
- a waterproof method of storing and carrying maps and navigation information
- compass and/or other navigation aids g. GPS
- pen/pencil and blank writing paper
- watch or equipment suitable to tell and measure time for first aid purposes
- head torch and spare batteries
- plus same as for participant (see below)
- trowel for toileting
- toilet paper
- hand sanitiser
- water purification ‘system’
- food for duration plus spare
- rubbish bags
- insect repellent
- appropriate clothing
- appropriate footwear
- personal protective equipment (see section 6.1)
- personal medications (including for asthma and anaphylaxis)
- prescription glasses
- high visibility vest
- water container
- food or snacks
Additional equipment used for overnight or extended duration mountain biking or cycle touring refer camping activity standard.