Survey Maps

1. Scale :

• RF - Representative factor ratio

RF is a universally accepted scale as it does not have unit

• Verbal/ Statement

2 cm = 1 km , 500 m = 1 cm

• Linear / Graph Scale

2. Grid :

• NGR - National grid reference

It is so called because all the eastings ans Northings originate from southeast corner of a topographical map

• Modes of transportation

Cart track, pack track, footpath metalled road, unmetalled road, railways

• Settlement pattern

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