GENERAL CONTRACTOR • MULTI-TRADE ESTIMATE

Comprehensive estimates structured for confident GC bidding.

This portfolio sample demonstrates how Spiron Engineering organizes multi-trade scope, measured quantities, subcontractor pricing, general conditions, allowances, markups, and project totals into a clear estimating deliverable.

GC Project role
Multi-Trade Scope coverage
Estimate + Bid Deliverable
Estimate pages
SAMPLE OVERVIEW

A coordinated breakdown of trade scope and total project cost.

Multi-Trade estimating requires close coordination between plans, one-line diagrams, panel schedules, equipment connections, lighting controls, specifications, and system notes. Quantities must be assigned to the correct system, installation condition, conductor size, raceway, device type, and labor activity.

Our estimates are organized to help general contractors review scope coverage, measured quantities, subcontractor costs, general conditions, markups, assumptions, and final bid totals efficiently before submission.

General requirements Site and demolition Concrete and masonry Metals and carpentry Openings and finishes Specialties and equipment Plumbing and HVAC Electrical systems Low-voltage systems Subcontractor and direct costs
HOW WE WORK

From bid documents to a complete general contractor estimate.

Each estimate follows a consistent workflow designed to improve scope coverage, trade coordination, quantity clarity, and pricing reliability.

01

Document review

Multi-Trade plans, specifications, one-line diagrams, panel schedules, details, addenda, and bid instructions are reviewed together.

02

Scope decomposition

The project is separated by CSI division, subcontract package, building area, phase, allowance, alternate, and self-performed scope.

03

Quantity takeoff

Measurable work is quantified by trade, drawing reference, location, description, unit, waste factor, and applicable assembly.

04

Cost development

Direct labor, materials, equipment, subcontractor quotations, general conditions, allowances, contingencies, overhead, and profit are developed.

05

Quality review

Trade coverage, quantities, bid forms, alternates, assumptions, formulas, markups, and summary totals are checked before delivery.

PORTFOLIO SAMPLE

Review the general contractor estimate.

Open the sample to examine its trade organization, quantity structure, pricing basis, and project-level cost summary.

pages
UPCOMING GENERAL CONTRACTOR BID?

Send us the plans, specifications, and bid date.

We will review the project scope and respond with pricing and turnaround.

Request an estimate

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