FREE CONSTRUCTION TOOLS

Free Construction Tools That Help You Build One Level Higher

Practical calculators, templates, and systems built for construction field leaders and project managers.

EXPLORE ALL TOOLS

Concrete Quantity Calculator

Calculate concrete quantity, waste-adjusted order quantity, and estimated truck requirements.

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Excavation & Truckload Calculator

Calculate excavation volume, loose material, truckloads, and hauling requirements.

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Production Days Calculator

Calculate remaining production, crew days required, and the production rate needed to finish.

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Change Order Story Builder

Build a structured change-event narrative and identify impacts and missing documentation.

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OLH Elevation Calculator

Calculate height of instrument and new elevations, and convert inches or fractions to engineer's feet for quick field checks.

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OLH Pipe Slope & Invert Calculator

Calculate pipe slope, fall, ending invert, and intermediate elevations for quick checks before and during installation.

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OLH Construction Daily Report Builder

Build a clear daily field record covering crews, equipment, production, work performed, delays, conditions, conversations, and handoffs.

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OLH PRO · EARLY ACCESS

FREE TOOLS ARE JUST THE START

Bring field information, project operations, and construction judgment into one connected system.

Start with fast, construction-focused Field Calculators. Use Field Operations to capture Daily Records, labor, equipment, production, work performed, Extra Work, Rework, and Potential Events. Then use OLH Judgment to work through important project events by organizing the facts, unknowns, conflicts, impacts, missing information, and next actions.

EXPLORE OLH PRO

Calculate the work. Capture what happened. Recognize what needs attention. Make a better decision.