Architect Scale & Multipliers
Types of Prints
Math Math Math
Branch Circuits
NEC Articles
100

Convert 57'-7" to inches

691

100

This view shows you the general information about the land you will be working on. (e.x. property lines, location of structures, view from above)

Site/Plot Plan

100

Pi rounded to the nearest thousandths place

3.142

100

This type of branch circuit is used for lighting and small, portable devices or appliances.

General Lighting Circuit

100

This article covers Grounding & Bonding

Article 250

200

186" converted to feet-inches format

15'-6"

200

This print view will show you the size of the breakers in the distribution panel.

Panel Schedule

200

The formula for finding the Circumference of a circle.

C=2(pi)(r) or C=(pi)(d)

200

This type of branch circuit is used for computers, servers and other special equipment.

Dedicated Circuit

200

This article covers Luminaires

Article 410

300

The Actual horizontal dimension is 33'-7" and the Reduced horizontal measurement is 16'-8".

What is the scale multiplier rounded to the nearest thousandths place ?

2.015

300

This view shows you the perspective from a defined cut within the structure.

Section View

300

This formula will give you the area of a right triangle.

A=1/2(L)(W)

300

You would plug a coffeemaker or toaster into this type of circuit.

General Appliance Circuit

300

This article covers PV/Solar Systems

Article 690
400

The Actual vertical dimension is 23'-5" and the Reduced vertical measurement is 12'-2".

What is the reduced value as a percentage rounded to the nearest hundredth of a percent?

51.96%

400

This view will show you the height of features or objects on the plans.

Elevation View

400

WITHOUT using a calculator, what is

9/10 divided by 3/8 ?

36/15 or 2 6/15

400

You would need this type of branch circuit to supply your electric clothes dryer in the laundry room.

Individual Circuit

400

This article covers Type MC (Metal-Clad) cable

Article 330

500

A bedroom length on a reduced print measures as  9'-3".

If the scale multiplier provided for length is 1.7027, what is the actual length of the bedroom rounded to the nearest whole inch?

15'-9"

500

If you were looking to find out where the fans, HVAC  equipment and lighting will run, you could find the answer on these plans.

Reflected Ceiling Plan
500

WITHOUT using a calculator, what is 

431.9 divided by 3.5 ?

123.4

500

Most lighting circuits are done with this size and type of conductor.

Size 12 or 14 NM copper cable

500

This article covers Motors, Motor Circuits, and Controllers

Article 430

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