Construction Estimating
Unit pricing, labor productivity, equipment rental, markup, takeoffs, contingency, bonds, prevailing wage, subs, and mobilization.
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Unit Price Estimator Calculator
Cost per unit from labor, material, equipment, and overhead.
Labor Productivity Calculator
Work hours per unit from crew composition and conditions.
Equipment Rental Cost Calculator
Daily, weekly, and monthly equipment cost comparison.
Overhead and Profit Markup Calculator
Bid markup from overhead rate and target profit.
Quantity Takeoff Calculator
Material quantities from plan dimensions and specifications.
Contingency Calculator
Appropriate contingency percentage from project risk assessment.
Bond Cost Calculator
Payment and performance bond premium from contract value.
Prevailing Wage Calculator
Labor cost with Davis-Bacon or state prevailing wage rates.
Subcontractor Comparison Calculator
Sub bid analysis and scope gap identification.
Mobilization Cost Calculator
Mobilization and demobilization cost from distance and scope.
Post Hole Concrete
Cylindrical volume; ~0.6 ft³ per 80 lb bag rule-of-thumb.
Deck Boards
Rows across width × board run; 8% waste.
Window Well
Prism volume for well; stone weight rough estimate.
Debris Dumpster
C&D volume from area and debris intensity; suggests roll-off size.