How to organize a duathlon from first route check to race day

Organizing a duathlon means coordinating two courses, a transition zone, traffic control, timing, and participant communication in the right order. Start by securing the venue and mapping the cycling and walking routes before opening registration. Permits and the traffic plan can take longer than expected, especially when roads need marshals or temporary signs. Use the final week to test timing, print the start list, inspect the course, and prepare the transition area so race morning is focused on execution rather than last-minute decisions.

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The plan, step by step

Every task with its own sub-checklist, in the order you'll actually need them.

Preparations

1
Reserve competition venue
2
Set the cycling and walking route
2 people
3
Apply for the course permit
4
Develop the traffic plan
2 people
5
Arrange traffic marshals
6
Send invitations
7
Open registration
8
Process registrations
2 people
9
Collect dietary requirements
10
Assign start numbers
2 people
11
Send participant information
12
Assign volunteers
2 people
13
Assign traffic posts
2 people
14
Test time tracking
2 people
15
Check the weather forecast
16
Print start list
17
Gather competition materials
2 people
18
Fill coolers
2 people
19
Inspect the course
3 people
20
Set up traffic signs
4 people
21
Mark off the course
6 people
22
Build party tents
4 people
23
Set up tables and chairs
4 people
24
Set up the registration table
2 people
25
Set up the transition zone
4 people
26
Set up bike racks
3 people
27
Set up the start and finish arch
4 people
28
Place arrows along the course
4 people
29
Set up timekeeping
2 people
30
Test the PA system
2 people
31
Set up drink station
3 people
32
Set up first aid table
2 people

Event

33
Hand out race numbers
3 people
34
Inspect bicycles
2 people
35
Give participant briefing
2 people
36
Fill the start area
3 people
37
Start the duathlon
4 people
38
Staff the course checkpoints
10 people
39
Guard the transition area
3 people
40
Staff the drink station
3 people
41
Register finishers
3 people
42
Refill drinks
2 people
43
Hand out fruit and snacks
2 people
44
Award finisher medals
2 people
45
Publish interim results
46
Guide the last participant
3 people
47
Prepare awards ceremony
3 people
48
Carry out award ceremony
4 people
49
Clear the course
4 people
50
Check results
2 people
51
Publish results
52
See participants off
2 people

Aftercare

53
Clear the bike racks
3 people
54
Dismantle time registration
2 people
55
Gather course materials
6 people
56
Remove traffic signs
4 people
57
Take down party tents
4 people
58
Clear tables and chairs
4 people
59
Collect waste
3 people
60
Wash dishes
2 people
61
Clean the venue
4 people
62
Inventory materials
2 people
63
Return borrowed materials
2 people
64
Send results and photos

What to bring

Grouped the way you'd shop for it, with quantities.

Furniture

Party tentsqty 2
Tablesqty 8
Chairsqty 30
Bike racksqty 80
Waste binsqty 6

Sports equipment

Start and finish arch
Competition arrowsqty 40
Traffic conesqty 80
Crowd barriersqty 30
Barrier tapeqty 10
Transition zone signsqty 6
Bib numbersqty 120
Race bib strapsqty 120
Medalsqty 120
Stopwatchesqty 6
Spare bike pumpsqty 4
Tire leversqty 8
Basic bike toolsqty 2
Spare inner tubesqty 12
Course mapsqty 30
Clipboardsqty 10

Equipment

Laptop
Printer
Walkie-talkiesqty 12
Mobile chargersqty 6
PA system
Extension cordsqty 4
Power stripsqty 4
Time registration system
Spare batteriesqty 24
Megaphonesqty 2

Lighting

Work lightsqty 4

Safety

First aid kitsqty 3
Emergency blanketsqty 20
Safety vestsqty 20
Traffic marshal signsqty 10
Flashlightsqty 8

Tableware

Reusable cupsqty 250
Reusable platesqty 150
Cutlery setsqty 150

Kitchen

Coolersqty 6
Thermos flasksqty 4
Water jugsqty 8
Pouring tongsqty 4
Cutting boardsqty 4
Bread knivesqty 4
Insulated boxesqty 4

Catering

Groceries

Tips

Secure the venue and submit the course permit before publishing registration. Build the cycling and walking routes first, then use them to create the traffic plan and assign every marshal post.
Open registration only after you know the course capacity, start format, and transition layout. Collect dietary requirements with registrations and send participant information at least 7 days before the event.
Test the time registration system with the laptop, printer, stopwatches, chargers, and spare batteries no later than 3 days before race day. Keep a manual backup process ready in case the system fails.
Inspect the full course during the final week and again on race morning. Check that arrows, cones, barriers, barrier tape, and transition zone signs are visible from the direction participants approach.
Set up the transition zone before the registration table and finish area are fully dressed. Place bike racks, bib materials, tools, pumps, and spare inner tubes where volunteers can reach them without crossing the race flow.

Frequently asked questions

How far in advance should I organize a duathlon?: Start planning at least 12 weeks before the event. Secure the venue and submit the course permit first, then allow time for the traffic plan, volunteer assignments, registration, and participant information.
When should duathlon registration open?: Open registration once the venue, routes, start format, and participant limit are confirmed, usually 8 to 10 weeks before race day. Close it early enough to assign start numbers and print the final start list at least 2 days in advance.
How many volunteers do I need for a duathlon?: Assign at least one trained marshal to every traffic post, plus volunteers for registration, the transition zone, timing, course support, and the finish area. Confirm all assignments 7 days before the event and give each person a position, shift time, and contact method.
What should I check the day before a duathlon?: Check the weather forecast, test timing equipment, charge communication devices, print the start list, prepare bibs and medals, and confirm the volunteer roster. Complete the course inspection and stage signs, cones, barriers, and transition materials before race morning.

Start this plan in Lizzt

Every task and item on this page, ready in your own event. Invite people, split the work, and see who has done what.