How to read carpentry blueprints

Are floor plans length by width?

All dimensions are always presented in feet and inches. Room dimensions are presented in width by the length . For example, a room that has a dimension of 12′ x 16′ means it’s 12 feet wide (from side to side) by 16 feet long (from top to bottom).

How do electricians read blueprints?

To read an electrical blueprint , you should, among other things: Be extremely familiar with all symbols and their meanings (some are very similar, but mix up a pre-set resistor and a variable resistor and you’ll be sorry!) Understand the flow of the circuit and how the power will be distributed across the lines.

How do you read an apartment floor plan?

Determine the Dimensions Beneath each room label, you’ll see some numbers. This is the size of the room. So, for example, if the dining area is 10’4”x 8’2”, the room is ten feet, four inches wide and eight feet, two inches long. Usually, floor plan measurements are listed by width first and length second.

What is the purpose of a blueprint?

A blueprint is a reproduction of a technical drawing or engineering drawing using a contact print process on light-sensitive sheets. Introduced by Sir John Herschel in 1842, the process allowed rapid and accurate production of an unlimited number of copies.

What does a grading plan look like?

A grading plan outlines the criteria for land development. Design elevation, surface gradient, lot type, and swale location are the usual components of the plan . The plan also shows the elevations, dimensions, slopes, drainage patterns, etc.

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What does a site plan consist of?

A site plan usually shows a building footprint, travel ways, parking, drainage facilities, sanitary sewer lines, water lines, trails, lighting, and landscaping and garden elements.

What is a site grading plan?

A grading plan refers to the landscaping of the house site and soil elevations. A typical grading plan will show the slope of the lot in 5-foot increments, and can provide the site supervisor with the specific information needed for inspecting and managing the grading trade contractor.