Drainage & Geology Tasks
Ordnance Survey Map Exercise
The flood plain of the River Stour near Blandford
Click here to Download
a copy of the above map as a word document
Using the outline map of a section of the Stour Valley complete
the following tasks:
- Shade in blue the area between the grey lines (below the 45m
contour line). This shows the floodplain of the river.
- Shade in red the built up areas and label these on your map.
- Label clearly the A354, the A350 and the A357
- Plot the position of Durweston Mill 859089. Label the mill
on your map.
- Label the watercress beds near 904029
- Plot and label these dairy farms on your map:
- Manor France Farm 867082
- Nutford Farm 873081
- Manor Dairy Farm 910044
Complete the key on your map.
Using an ordnance survey map of the Stour Valley complete the
following tasks:
- 1.Find the churches in the following places and give the six
figure grid references:
i. Shillingstone
ii. Stourpaine
iii. Durweston
iv. Lower Blandford St. Mary
v. Charlton Marshall
vi. Spetisbury
- 2.Where are these churches in relation to the flood plain?
- 3.When they were built why did the builders choose to locate
the churches in these locations?
- 4.The farms in this part of the Stour Valley are mainly dairy
farms. Why do you usually not find arable farms (growing crops)
on the flood plain?
- 5.Explain why a flood plain might be a suitable location for
a dairy farm.
- 6.Look at the location of the forest on the map. Is there any
forest on the flood plain of the River Stour? Give reasons for
your answer.
- 7.The river has always been important to industry in this valley.
Faster flowing parts of the river were good places for water mills
which were very important in a farming area.
What were they used for?
Why does the river flow faster at this point?
- 8.Hall and Woodhouse brewery was built at 886058 in 1777. Explain
why this was such a good location for this industry.
- 9.Tesco built a supermarket and a petrol station at 888057 in
1992. Explain why this was such a good location for this industry.
(Blandford already had three other supermarkets in the town).
- 10.What problems might flooding cause for the people of Blandford?
A planning exercise
Image reproduced from Ordnance Survey map data by permission of
Ordnance
Survey, ©Crown copyright.
dizzy.gif
The Stour Valley needs more housing for a growing population.
The council could consider the following sites for development:
- i. Langton Long 894062
- ii. Manor France Farm 867082
- iii. Knighton House School 859081
- iv. Old Warren Plantation 868058
Decide which one you would choose for the new housing.
You should take into account the following factors:
- i. Access to Blandford
- ii. Extra roads and services that would be needed
- iii. Risk of flooding
Give reasons for rejecting the other sites.
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