Subgrade preparation and proof roll

$0.12 / SF

EW-038 · MasterFormat 31 23 23 · SF

What’s in this rate

This unit covers Subgrade preparation and proof roll, measured per square foot. The crew scarifies, moisture-conditions, and recompacts the subgrade and proof-rolls it with a loaded truck, marking soft spots. The rate covers the listed material, labor, and small tools. Soft-spot repair, over-excavation, fine grading, and testing stay on their own units.

Includes

scarify and recompact top 8–12 in
proof roll with loaded tandem truck
mark soft areas
operator and laborer time and equipment listed in the build-up
stated material waste and small tools

Excludes

soft-spot undercut and replacement
over-excavation
geotech observation / testing
tax / freight beyond the stated delivered material prices
after-hours, premium access, and contaminated / hazardous soil handling
geotechnical testing, surveying / staking, and permits

Build-up

Operator, 0.00055 hr × $52.00: $0.03
Laborer, 0.0002 hr × $38.00: $0.01
Material and small tools: $0.00
Equipment, motor grader ~14 ft blade class, 0.0002 hr per unit: $0.02
Equipment, smooth-drum vibratory roller ~84 in class, 0.00025 hr per unit: $0.02
Equipment, water truck ~2,000–4,000 gal (driven by Operator), 0.0001 hr per unit: $0.01
Equipment, tandem/tri-axle dump truck hire, driver included, 0.00008 hr per unit: $0.01
Direct rate (labor, material, equipment, and tools): $0.10 / SF
Overhead 10% of direct: $0.01
Fee 10% of (direct and overhead): $0.01
Loaded rate: $0.12 / SF

Worked extension: 1,000 SF of commercial subgrade preparation and proof roll × $0.12 = $120.00 loaded for 1,000 SF. Quantity is a worked extension.

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