What does a map scale of 1 25 000 mean?

Maths (sorry): A 1:25,000 scale means that each millimetre on your map represents 25,000 mm or 25 metres on the ground (therefore 4mm on your 1:25,000 map will represent 100 metres and 4 cm will represent 1 km). Area Covered: A 1:25,000 map will cover a smaller area than a 1:50,000 map.

Consequently, what does 1 24000 mean on a map?

Topographic Map Scale. For example, if your U.S. Geological Survey (USGS) map has a scale of 1:24,000, it means that one inch on the map is equal to 24,000 inches (2000 feet or 609.6 meters) in the real world. Your map's scale legend will always be at the bottom.

Beside above, what does the scale 1 500000 mean? 1:500,000. One unit of length on the map represents 500,000 of that same unit on the ground. For example, 1 inch on the map = 500,000 inches on the ground. One cm on the map represents 500,000 cms on the ground.

Also to know, what does a scale of 1 2500 mean?

Representative Text / Ratio Scale Ratio scales are one of the most common ways to depict scale on maps. It tells the map reader that one unit on the map is equal to a certain number of units in the real world. Example: 1:2500. For example, 1:2500 means that 1 cm = 2500 cm.

What does the scale on a map mean?

Map scale refers to the relationship (or ratio) between distance on a map and the corresponding distance on the ground. For example, on a 1:100000 scale map, 1cm on the map equals 1km on the ground.

32 Related Question Answers Found

How do you determine map scale?

Here are four simple steps you'll want to follow:

Find a map of an area you want to use.
Find both the actual and measured distances of two points on your map.
Divide the actual distance by the measured distance on the map for your scale.
Place your scale numbers on the map.

What is a 15 minute map?

The 15 Minute Quadrangle maps provide vital geographic, historical, and topographic information that can be used in understanding the nature of a place.

What size is a 1 50000 scale map?

. A large scale map shows greater detail because the scale is a larger fraction than a small scale map. Large scale maps have a scale of 1:50,000 or greater (1:24,000, 1:10,000, ).

What is a map legend?

A map legend or key is a visual explanation of the symbols used on the map. It typically includes a sample of each symbol (point, line, or area), and a short description of what the symbol means. Creating a well laid out legend will enhance the overall gestalt of the maps visual appearance.

What does scale factor mean?

A scale factor is a number which scales, or multiplies, some quantity. In the equation y=Cx, C is the scale factor for x. C is also the coefficient of x, and may be called the constant of proportionality of y to x.

Why is map scale important?

Scale on a map is important in order to give the map reader a sense of size. Maps are just about always smaller than what they really represent, and scale is a way of quantifying how much smaller they are. Map of the world is a two dimensional presentation of the spherical surface area of the earth.

What is the scale of a 15 minute map?

15-minute maps

The standard map series covering Alaska is the 15-minute, 1:63,360-scale (1 inch = 1 mile) quadrangle series, usually having dimensions of 15 minutes in latitude and from 20 to 36 minutes of longitude. The area portrayed on each sheet ranges from 207 to 280 square miles, depending on the latitude.

What is map accuracy?

map accuracy. Absolute accuracy is a measure of the location of features on a map compared to their true position on the face of the Earth. Mapping accuracy standards generally are stated as acceptable error and the proportion of measured features that must meet the criteria.

What does a 1 500 scale mean?

1:500 scale is a scale mainly used by Europeans for pre-finished die-cast airliner models, such as German manufacturer Herpa. This scale is also used by Japanese model kit manufacturer Bandai, Nichimo Company Ltd. and Fujimi Mokei for ship and Sci-Fiction model kits.

What does a scale of 1 250 mean?

A scale of 1:250 means 1 unit (any unit) on the drawing is 250 of the same unit in the real world, 1 cm on the drawing is 250 cm, or 2.5 m in the real world.

What does a scale of 1 10000 mean?

A map scale might be given in a drawing (a graphic scale), but it usually is given as a fraction or a ratio-1/10,000 or 1:10,000. These "representative fraction" scales mean that one unit of measurement on the map 1 inch or 1 centimeter represents 10,000 of the same units on the ground.

Are OS maps accurate?

The width of a line on a 1/2500 Ordnance Survey map roughly represents 0.6 metres on the ground. Ordnance Survey publishes expected confidence levels in the accuracy of their maps in terms of relative and absolute accuracy, which are summarised in Relative accuracy and Absolute accuracy respectively.

How accurate is Promap?

UKMap has a target accuracy of +/- 1m. The data has been checked by an independent GPS ground survey. The modern aerial photography layer at 25cm resolution provides a highly detailed overhead view.

What scale are OS maps?

The main scales used by Ordnance Survey (OS) for surveying are 1:1250, 1:2500 and 1:10 000. These are referred to as large scale maps, which is when features in the real world are portrayed larger on the map. OS also produce a number of mapping products at other scales, such as 1:25 000 scale and 1:50 000 scale.

Are Land Registry plans accurate?

The short answer. It therefore follows that ownership of property at the Land Registry is generally conclusive. But you cannot rely on the lines drawn on the file plans as being an accurate representation of the boundaries of the land involved.

What scale are Land Registry maps?

The scale of a title plan is usually 1:1250 in urban areas and 1:2500 in rural areas – see practice guide 40, supplement 1: the basis of HM Land Registry plans. Where a title plan covers a large rural area it may be prepared at either 1:5000 or 1:10 000 scales.

How do you express scale?

The scale can be expressed in four ways: in words (a lexical scale), as a ratio, as a fraction and as a graphical (bar) scale. Thus on an architect's drawing one might read 'one centimetre to one metre', 1:100, or 1/100. A bar scale would also normally appear on the drawing.