FAQ: How To Read Blueprints For Construction?

How do you read a blueprint scale?

Lay the proper scale next to the item on the drawing and take the measurement. The scale will translate for you. As an example, a 1/4 inch = 1 foot architect scale will have markings that increase by 1 foot every 1/4 inch; a 4 foot wall is represented by a 1-inch length, if measured with a conventional ruler.

What do symbols on blueprints mean?

Blueprint drawings—as applied to the building-construction industry—are generally used to show how a building, object, or system is to be constructed, implemented, modified, or repaired. One of the main functions of graphic symbols on construction drawings is to reference other drawings within the set.

What does a 1/100 scale mean?

Ratio scales



If the scale of the plan is 1: 100, this means the real measurements are 100 times longer than they are on the plan. So 1 cm on the plan represents a real length of 100 cm (1 metre)

How do you calculate the scale?

To scale an object to a smaller size, you simply divide each dimension by the required scale factor. For example, if you would like to apply a scale factor of 1:6 and the length of the item is 60 cm, you simply divide 60 / 6 = 10 cm to get the new dimension.

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How do I find building plans?

From the County Clerk



Visit the county clerk’s office in the county where your home resides. This may be called the county recorder or land registrar in some municipalities. Once there, request copies of the blueprints on file for the property.

How do you read a basic blueprint?

4 Tips for Reading Blueprints

  1. Begin with the title block. The title block is the first piece of information you’ll see in construction site plans.
  2. Study the plan legend.
  3. Find the blueprint’s scale and orientation.
  4. Look for notes from the architect.

What does R mean on a blueprint?

The Feature is called out on the print as “R“, the customer insists this means “Full Radius”.

What are blueprints called now?

The term blueprint continues to be used less formally to refer to any floor plan (and even less formally, any type of plan). Practicing engineers, architects, and drafters often call them “drawings” or “prints”.

What do blueprints include?

A complete set of blueprints will include a floor plan, elevation drawings of each side of the structure, basement or foundation plan, including footings and bearing walls, a complete electrical layout, a framing plan, drawings of all plumbing and mechanical systems, cross section drawings of structural elements, a

How do you read a site plan?

Tips on How to Read a Site Plan

  1. Find The Title Block. In the bottom right corner of most plans, you’ll find what’s called a title block.
  2. Learn the Plan’s Scale.
  3. Determine the Orientation of the Plan.
  4. Know the Datum Point.
  5. Note the Site’s Contours.
  6. Locate Existing Structures.

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