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BOQ Software for Contractors Managing Complex Project Information

For general contractors and subcontractors evaluating structured BOQ and project-source workflows.

Quantara gives contractors a complete BOQ workspace: use AI-assisted preparation for supported files, create or finish every item with direct engineer control, manage quantities and rates, track revisions and deliver reviewed outputs.

Industry Challenges

Fragmented Tender Documents

Contractors often receive unstructured PDFs, Excel files, and printed schedules that must be manually consolidated before any pricing can begin.

Scope Coordination

Managing multiple subcontractor packages and checking for scope overlaps or omissions can become difficult across separate files.

How Quantara Supports the Workflow

Quantara captures supported information from text-based tender PDFs and spreadsheets for review. Contractors can then directly add or correct descriptions, measurements, quantities and rates, complete every BOQ section, reconcile scope and generate reviewed outputs.

Practical Example

A general contractor receives a text-based PDF and spreadsheet tender package. Supported information is captured for review, reconciled by the estimating team and organized into BOQ trade sections before subcontractor issue.

A complete hybrid BOQ workflow

Let AI accelerate the work — keep engineers in control of the final BOQ

Your team can build, measure, calculate, review and deliver the BOQ directly in Quantara. When you need more capacity, hire TAYQAN to prepare supported work for your team's final review.

AI-assisted when possible. Engineer-controlled from start to delivery.

AI Draft BOQ

Create an editable BOQ from usable project evidence. AI accelerates supported extraction and structuring; engineers can add, measure, correct and price every remaining item without leaving the workflow.

  • Editable BOQ built from supported project evidence
  • Direct item creation for scope that needs engineering input
  • Guided measurement and visible quantity calculations
  • Missing quantities and units stay visible until completed
  • Rates remain under your commercial team's control

TAYQAN — AI Quantity Surveyor

TAYQAN carries supported QS work from source review through quantity preparation, BOQ assembly and QA. Your authorized professional reviews the result and decides when it is ready to issue.

  • Source discovery and processing
  • Evidence review and quantity preparation
  • Rate preparation when requested and governed
  • BOQ assembly and validation / final QA
  • Prepared for authorized professional review and issue

Final professional acceptance remains under human control.

Capabilities and Scope

Supported Inputs

  • Text-based PDF
  • Scanned PDF (detection only — OCR not currently available)
  • XLSX
  • CSV

Not Currently Supported

  • CAD (Not available)
  • BIM (Not available)
  • IFC (Not available)

Typical Categories

  • Preliminaries
  • Civil Works
  • Architectural Works
  • MEP Packages
  • Finishes
  • Provisional Items
  • Exclusions
  • Alternates

*Categories are user-defined. No pre-built libraries are currently provided.

Supported Outputs

  • Structured Excel (XLSX)
  • Reviewable PDF Outputs
  • CSV Exports

Limitations & Professional Disclaimer

  • Automated visual quantity takeoff is not universal; engineers retain direct control to enter and calculate measurements in the BOQ workflow.
  • CAD and BIM files can remain source evidence while supported integration workflows depend on file type and configuration.
  • Teams control their own categories, rates, assumptions and final professional approval.

Quantara assists with document extraction, BOQ organization, project records, templates, revisions and supported document-generation workflows. All scope, quantities, units, descriptions, technical requirements, rates, assumptions, exclusions and generated outputs must be reviewed by appropriately qualified construction professionals before tender, procurement, contractual or construction use. Quantara does not provide engineering approval, code compliance certification, or professional design validation.

Frequently Asked Questions

Can contractors organize subcontractor scope with Quantara?

Yes, contractors can structure their BOQ into distinct packages, making it easier to manage subcontractor scopes and pricing.

Does Quantara measure quantities from drawings?

Quantara supports guided measurement workflows with visible formulas and direct engineer control. The responsible professional verifies and completes quantities before issue.

How are assumptions and exclusions handled?

Contractors can document relevant assumptions and exclusions in supported project records and reports, then check them during internal review.

Can I export a priced proposal for a client?

Quantara supports reviewable PDF and structured XLSX outputs from reviewed BOQ data. A professional must check them before client issue.

Does it support scanned tender documents?

Scanned tender documents can be uploaded and are automatically detected and flagged as requiring OCR. OCR text extraction is not currently available, so scanned content requires professional transcription and review.

Is there a pre-built category structure?

No, categories are user-defined. Quantara provides the structure, but you define the specific trades and packages.

How are BOQ revisions tracked?

Quantara retains distinct BOQ revision records. Contractors must compare the records and interpret quantity or scope changes from tender addenda.

Does Quantara replace our estimating software?

Quantara focuses on the BOQ structuring and document workflow. It is designed to complement your existing pricing and estimating tools.

Related Resources

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BOQ Software for Contractors | Quantara