How far are you willing to run?


Welcome to TEC 2016

About This Activity

TEC – Täby Extreme Challenge is an ultra running race in the north part of Stockholm, Sweden. TEC as it’s called is arranged for the 8th time 2016 and we can offer you 50 miles both a day and a night race, 100 miles, 200 miles and at last but not least a relay of 50 or 100 miles.

The race track is on mostly gravel and some kilometers with single track in the forrest, some asphalt occeurs. One lap is 11.5km so you will run 7, 14 or 28 depending on your choise of distance!


It’s a beautiful track!

Our race is a part of The 5 Continents Grand Slam 100 miles and represents Europe, we are so proud and if you are a part of that you also get a discount on the registration fee!

We are also in the Swedish 100 miles Grand Slam with three other ultra races in Sweden, if you complete all four you will get a price.


Please visit our website or send us an email if you have questions



Event details and schedule


200 miles: The start is at 10:00 AM the 15th of April and the finish closes 54 hours later, 04:00 PM 17th of April.

50, 100 miles: The start is at 10:00 AM the 16th of April and the finish closes 30 hours later, 04:00 PM 17th of April.

50 and 100 miles relay: The start is at 02:00 PM the 16th of April and the finish closes 26 hours later, 04:00 PM 17th of April.

50 miles night: The start is at 00:00 AM the 17th of April and the finish closes 16 hours later, 04:00 PM 17th of April.



200 miles – 1200 SEK

100 miles – 800 SEK

50 miles – 800 SEK (day or night)

50 and 100 miles Relay – 800 SEK / person

After 1 of Mars the fees increase with 200 SEK / distance

TEC as Qualifying Race

WS: is a qualifying race for Western State 2016

UTMB: 50 miles = 0 pts, 100 miles = 2 pts and 200 miles = ? (TBD)

Race area:
Start and finish are at Ensta Krog in Täby and there is changing rooms, toilets, showers and a sauna.
Ensta Krog is located 1200 meters northeast of the mall Taby Centrum.


200 miles, you can get your bib on Friday morning at the start area from 08.30 AM

50, 100 mile and relay runners, you can get your bib on Friday (whole day) or Saturday morning at Ensta Krog between 08:00 am and 9:45

Information before the race
We will hold a short briefing 10 minutes before the start, first in Swedish and then English. For those of you who will attend to the dinner the night before you will be given the information then as well.

Changing rooms with showers and sauna are available at Ensta Krog. As a complement, there are three heated outdoor toilets.
Note that it may be a bit crowded in the locker room just before the start and there are not only runners from TEC that has access to the changing rooms.

Runners’ bags may be stored in the tent outdoors in direct connection to Ensta Krog, look for signs with your distance.
Note that the bags should not be stored inside the house!

Changing the distance
It is permitted to change the distance during the race (both ways).
Swedish records can only be set at the distance runners signed up for.

Dropping out the race
Notify the race officials at the aid station if you break.

Maximum time
The maximum time is 54 hours for 200 miles, 30 hours for 50 and 100 miles distances, 26 hours for the relay and 16 hours for 50 miles night runners. You are NOT aloud to go home/to the hotel during the race and then come back the day after and continue running, then you’ll get disqualified.

The race has a fluid and food control, it is located in the tent at Ensta Krog and you will pass here every ~11.5 km.
We serve a simple basic service consisting of water (hot and cold), Hammer GEL, salt tablets, chips, bananas, sandwiches and
some hot food in the evening.  The sports drink we serve is Hammer HEED and Perpeteum.

Mandatory equipment

During day

  • Working mobile phone
  • The runners are expected to carry liquid and food / energy that is enough for a lap, if needed.
  • The choice of clothes must be adapted to the prevailing weather conditions.

During night (includes the day equipment)

  • Head light and also simple replacement bulbs and spare batteries has to be taken with you at night
  • Good reflexes, preferably reflective vest
  • After dawn also includes emergency blanket (aluminum version). Emergency Blanket can be purchased in many places (eg. Pharmacy, Intersport, Addnature).

Pacers are allowed from 08:00 PM at Friday for 200 miles runners and from 08:00 PM on Saturday for all other runners or after the participant reached 100 km, depending on what
comes first.

Pacers always starts at the Ensta Krog. A runner may have only one pacer at a time. It is not permissible for the pacer to carry things for the runner or otherwise physically help
the runner forward.

Pacer must register when he / she comes to the race area so that the staff know’s it. A pacer that are waiting to run can be sent out if emergency occurs.

From Stockholm Central Station, take the subway towards Mörby Centre, get off at the Technical University (Tekniska högskolan), go up to Roslagsbanan, Östra station, at your left after the stairs. Get off at Galoppfältet, go along Kemistvägen, pass Statoil. Taby Park Hotel is within walking path to Ensta Krog.

We do not recommend driving a car after the race. Rigid and cramping muscles can cause problems and
reaction time is longer because of fatigue. A runner is advised rest for at least six hours before he / she
sits at the wheel.
Parking for runners, pacers and supporters are close to the hotel 300 meters south of Ensta
Krog. The limited number of parking spaces that are directly adjacent to the start / finish is
reserved for officials and the general public who want to exploit exercise yard.

We recomend Scandic Täby that is located about 3 km from the race area. We will arrange some transfers to start and when you have finished the race!

A dinner at self cost is held at 19:00 on friday the 15h at Täby Park Hotel. Register you on before 1st of april if you want to join us. Please add: number of guests (friends and family are welcome), specify whether you want vegetarian or have any allergies.


Before/during the dinner we have the pleasure to listen to an fantastic ultra runner that tells us about his/hers adventures!

The dinner is not included in the participation fee, but you pay yourself for what you order.

Updated closer to raceday! Detailed weather for Taby’s example
Sunset: 19:49. Sunrise 05:49. The birds begin to sing around 4:30 if the weather is nice.


  • Cheating, not to behave in unsportsmanlike ways
  • Failure to pass the railroad in a dangerous manner, and not to behave in an unsafe manner
  • Not to litter
  • Using tools such as sticks and the like, and deviate from competition area is not allowed.
  • Helping a runner in distress is required.
  • The officials have the right to disqualify any runner who violate these simple rules, or behaving unsportsmanlike.
  • Although the behavior of a runner any pacer can lead to disqualification of the runner.
  • The organizer has the right to pick a runner of the path of the runner’s health justify it.

Participation is at the runner’s own risk.

Organizers & Race Directors

David Sundvall & Jonas Wängberg