Time & Materials Calculator
Time and materials pricing calculator for service calls and hourly billing.
Calculate accurate T&M pricing for construction projects with labor rates, material markup, overhead, and profit
Project Details
Pricing Breakdown
Time and Materials (T&M) contracts are one of the most common pricing structures in construction. Unlike fixed-price contracts, T&M pricing allows you to charge for the actual time spent and materials used on a project, plus your markup and overhead.
How T&M Pricing Works
T&M pricing consists of four main components:
- Labor Cost: Your hourly rate multiplied by hours worked
- Material Cost: Actual material expenses plus markup
- Overhead: Percentage to cover business expenses
- Profit: Your desired profit margin
T&M Formula:
Total Cost = (Labor Cost + Material Cost with Markup) x (1 + Overhead Rate) x (1 + Profit Rate)
When to Use T&M Contracts
- Projects with uncertain scope or timeline
- Renovation work where surprises are common
- Emergency repairs or service calls
- Projects where material costs fluctuate
- Small projects where detailed estimates aren't cost-effective
Setting Labor Rates
Your T&M labor rate should include base wages, benefits, payroll taxes, insurance, and equipment costs. Don't forget to factor in non-billable time like travel, setup, and administrative work.
Material Markup Guidelines
Typical material markups range from 15-35%. This covers procurement time, delivery costs, storage, waste, and handling. Higher markups may be justified for specialty items or rush orders.
Overhead Considerations
Overhead should cover office rent, utilities, insurance, licenses, vehicles, and other business expenses. Calculate your annual overhead costs and divide by billable hours to determine your rate.
Profit Margins
Construction profit margins typically range from 15-25%. Consider market conditions, project complexity, payment terms, and your business goals when setting profit rates.