Project Management & Labor Precision Calculator

Construction Labor Productivity & Gang Estimator

Estimate skilled mason man-days, helper ratios, gang crew sizes, and construction project duration.

Calculated 100% in your browser — zero data uploaded or stored externally.

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📐 Labor Productivity Equation

text{Man-Days} = frac{text{Total Work Quantity}}{text{Standard Daily Output per Worker}}; quad text{Duration (Days)} = leftlceil frac{text{Man-Days}}{text{Crew Headcount}} rightrceil

📘 Engineering Specifications & Method of Calculation

Resource management and manpower estimation tool for civil contractors, project planners, and estimators based on standard schedule of rates (CPWD/IS).

Standard Mason Daily Productivity Rates

An average mason and helper team executes approximately 1.25 m³ of brickwork, 10 m² of 12mm plastering, or 8 m² of floor tiling per standard 8-hour workday.

❓ Frequently Asked Questions

What is the standard ratio of helpers to skilled masons?

In standard brickwork and plastering, the typical ratio is 1.25 to 1.5 helpers per skilled mason.