SOP Templates > Roofing > Bidding & Estimating > Estimating Process

Estimating Process for Roofing

The Estimating Process workflow provides roofing contractors with a structured system for preparing accurate bids. It includes reviewing project specifications, measuring roof areas, quantifying materials, calculating labor, and incorporating subcontractor pricing. Supervisors check for accuracy, while managers align estimates with budgets and profit targets. By following this process, roofing companies reduce errors, improve win rates, and protect profitability. Clients benefit from clear, detailed proposals that build confidence in scope and pricing. Teams gain accountability with documented assumptions and consistent procedures. With this workflow, roofing contractors can strengthen professionalism, improve efficiency, and deliver projects more reliably with accurate, competitive estimates.

Review the RFQ, bid invitation, or client inquiry

Gather project details: plans, specs, site conditions, and schedule

Conduct a site visit if needed to assess access, logistics, and risks

Break down scope into key trades, phases, or cost categories

Quantify materials, labor, equipment, and subcontractor needs

Request quotes from suppliers and subcontractors

Apply standard labor rates and productivity factors

Add markups for overhead, profit, and contingency

Review for completeness, accuracy, and alignment with scope

Prepare and format the estimate into a client-facing proposal

Review with project manager or leadership for approval

Submit proposal to client by due date

Log estimate in tracking system and follow up for feedback

Archive estimate for future use or comparison