7. Fill in the correct word from the box: benefits; distance; traffic; drawings; populations; route; highways;
volumes; available;
1) are designed for the haulage of goods and passengers with a
minimum of effort and at low cost.
2) Traffic between two centers is approximately proportional to their
and inversely proportional to the between them.
3) Consideration in planning is also given to the effect of new on existing
streets, roads, and parking lots.
4) The economic, social, and environmental and costs of the roads are
discussed with relevant official and community organizations until an acceptable
specific is determined.
5) Computer models are then used to estimate future traffic on each
proposed route.
6. Aerial photography is widely used today to draw maps if they are not
.
7. All construction work is performed in accordance with working

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