4" SQ steel box 1-1/2"

What’s in this rate

This unit is installing one 4-inch square 1-1/2-inch deep steel box for commercial device or junction rough-in. The electrician mounts the box and leaves knockouts ready. The rate is per box. Covers, rings, devices, and raceway are separate.

Build-up

Labor 0.25 hr × $70.00 wage and burden

$17.50

Material and small tools

$3.40

Direct rate (labor, material, and tools)

$20.90 / EA

Overhead 10% of direct

$2.09

Fee 10% of (direct and overhead)

$2.30

Loaded rate

$25.29 / EA

Related rates

• 4" SQ box extension ring — $20.45 / EA
• 4" SQ steel box 2-1/8" — $29.14 / EA

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