Chesham Bois (Yellow – Green)

Saturday Series

29th December 2019

Location: Chesham Bois Woods (parking at Chesham Moor Road public car park)
Nearest Postcode: HP5 1SE

Directions / Parking

Chesham Moor public car park (free). The car park can be accessed directly along Moor Road about 400m from the A416 Amersham Road roundabout on the South edge of Chesham.

Terrain Description

Linked pockets of Chiltern woodland (mature beech and younger planting) with plenty of map detail and a good path network. Green course will also take participants up the hill to Chesham Bois Common.

The Map

A3 trimmed waterproof map for you to keep. (Revisit the excellent bluebell dispay in Spring!)
Scale 1 to 5000 (1cm = 50m). Contour interval 5m. Map entirely resurveyed and redrawn in 2019 using Lidar. Symbols are ISOM 2017 enlarged 200% generally. Most small holly bushes etc are omitted.

Start Times

Pre-registration has now closed. But you can still enter on the day. Just download the TVOC Entry Form (link at bottom of this section) and fill it in before you arrive. Take it to the Registration tent (the middle tent) next to the children's play area adjacent to Pool and car park.

Registration is open from 10am to 11.30am.
Starts from 10.15 to 11.45am Courses close at 1pm.
IMPORTANT: All entrants must report to the download tent by 1pm even if you retire or have not finished.
Start is 650m from Registration. Follow the route arrows on your map. Distance from Finish to Download tent is 550m by same route. You will pass near the Finish on your way to the Start.
There are 2 minor road crossings each way which may need some children to be accompanied.


Yellow Length 1.8km, climb 55m, 14 controls. Mainly on paths or features close to paths.
Orange 2.1km, climb 70m, 17 controls. On paths and other features requiring simple navigation.
Light Green, 3.0km, climb 115m, 23 controls. Technical. Mainly in runnable woodland, requiring navigation.
Green 4.8km, climb 120m, 23 controls. As technical as the woodland and the Common permits.
Green has minor road crossings so Juniors under 16 must be accompanied by a responsible adult.


How To Enter

You can enter on the day. Just come to the registration tents. It helps to complete the downloadable TVOC entry form before you arrive (link immediately above Courses section above).

Come to the registration tents, which are located next to the children's play area adjacent to Pool and car park. There are three tents (1 is form-filling, 2 is paying, 3 is to collect your SI Air timing chip). If you have pre-registered or have printed off and completed your entry form in advance, you can go straight to tent 2; otherwise go to tent 1.

Reserve a map

Entry Cost

Adults (21 and over) £7. BOF/TVOC members £5.
Family groups and pairs £7. Juniors & students £3.
TVOC helpers £2.
Some free compasses for hire
SI timing units on free loan for this event.
Parking £1 per car to cover charge by Chesham Town Council for the car park and use of toilets at the adjacent pool.


Toilets courtesy of Chesham Gym and Swim. Please use the free shoe covers supplied by TVOC


Organiser: Andrew Chalmers    email organiser


Helpers needed for car parking, registration, map issue, and download tents and advice to beginners.
Also for the start and collecting the controls,