Resubmit Addendum & Variance Report

Auto track changes & compare takeoff versions across addenda

Beam AI lets you resubmit a takeoff in just a few clicks. It automatically detects all plan changes and provides an updated bid-ready takeoff.

Beam AI resubmit takeoff interface showing options to add an addendum for existing plans, request takeoff for new measurable sheets outside initial scope, or request corrections on existing takeoffs; users can specify project scope changes with instructions in a text box.

Addendum for the existing plans

You can add an addendum for the existing plans; this is when you have updates and changes in the existing plans.

Explore more features

All the takeoff features you need to scale your estimating workflow,
save 90%  time, and bid 2X more jobs with Beam AI.

Export outputs

Bid-ready, clean, and easy to share takeoff data as PDFs, Excel reports, and shareable links for estimating and bid package submissions.

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Auto-Calculated-Measurements

Auto-calculated measurements

Get derived measurements like volume & areas. Edit attributes & add custom fields—like “height” to a slab—and results recalculate automatically.

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Cloud-Based-Collaboration

Cloud-based collaboration

Easily add team members to your account, share takeoff access for real-time collaboration, and get interactive shareable links for your bid proposals.

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See What Our Customers Have to Say

From saving time on takeoffs to winning more bids, hear from our customers firsthand how we’re helping them succeed

"With Beam AI, we have cut 80% of the time on takeoffs to focus on bigger projects and send on more proposals."

Maxwell Henderson

Maxwell Henderson

Business Owner, Desert Rat Welding, LLC

"We’re saving a week’s worth of time on takeoffs and recording 1.5x business growth after switching to Beam AI."

Roy Caberra

Roy Cabrera

Estimator, Pilkington Construction Co.

"With Beam AI, we’re saving 2 days of work/week. Our bid volume has doubled, and we’ve grown from $900K to $2M in just a couple of months!"

Bryan Ramirez

Bryan Ramirez

Senior Estimator, Rays Stairs Inc.

"We are now bidding 8 more projects/month without increasing our headcount and have recorded a revenue growth of $500K - $ 1M with increased bid capacity."

ryan meers

Ryan Meers

Estimator/Project Manager, Bommarito Construction

"With significantly less time spent on takeoffs, we can now focus more on securing better pricing from suppliers and verifying material availability."

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Laura De Sanctis

Assistant Director, JBG Flooring and Installation Ltd.

"Beam AI is helping us modernize our business and has become a key part of our bidding process, saving up to 2 days on takeoffs."

Dylan Wiman_Rocky Mountain

Dylan Wiman

CEO & President, Rocky Mountain Steel, Inc

"By adopting Beam AI, we have halved our takeoff time while significantly improving bid accuracy. It is an integral part of our business growth now."

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Lead Estimator at a large-sized concrete services company based in Texas

"It has helped us turn around bids faster and free up 5–8 hours a week, time we now spend on pricing strategy and customer needs."

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Brent Wright

Senior Estimator, Merritt Contracting

"We are now saving 40+ man-hours per takeoff while ensuring no critical details are missed. Beam AI is helping us build better estimates, faster."

Ricardo Pacheco

Ricardo Pacheco

CTO, Building Preservation Material Technologies

"I’m saving 4-6 hours a day, and now, I can focus on clients, visit job sites, and grow the business instead of just keeping it running."

Christopher Carter JZ Demolition

Christopher Carter

Vice President, JZ Demolition

"I used to spend 25 hours a week on takeoffs, now it's just 5. Beam AI has freed up enough time that I could potentially handle 800 projects a year instead of 400, without hiring another estimator."

Henry Greenberg Guardian Roofing & Exteriors

Henry Greenberg

President, Guardian Roofing & Exteriors Inc. and Director of Sales & Marketing, T.U.F.F. Exteriors Inc.

"Since switching to Beam AI, we’ve submitted 10X more bids. I used to spend 2–3 hours per takeoff, but now I’m done in 30 minutes."

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Mike Gibson

President, New View Roofing

"We went from 2 bids a week to 8–9, with no extra hires, thanks to Beam AI."

Danell Zarrelli Harner Plumbing

Danell Zarrelli

Assistant Project Manager, Harner Plumbing

"With Beam AI, we’re submitting 25% more bids, without adding another estimator to the team."

Stephen Mendoza

Stephen Mendoza

Outside Sales Representative, Cape Cod Winwater

"We’re winning more jobs, growing the business, and doing it all without expanding our team. Beam AI has become an essential part of how we operate."

Viri

Viri Ramirez

Co-owner, Cart Construction

"We’re now sending up to 5 bids a week, have taken on larger projects, and even repurposed an estimator to focus on inventory and purchasing."

Dylan Kaminski

Dylan Kaminski

Business Development Manager, Tactical Construction Inc.

"With Beam AI, we’ve doubled our revenue from $6M to $12M and cut our bid turnaround from five days to just two. Beam AI has been exceptionally helpful!"

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Project Manager & Business Development Services, Minnesota-based HVAC Contractor

FAQs

What does the “Resubmit Addendum” feature do in Beam AI?

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Resubmit Addendum allows you to upload updated plans without redoing the entire takeoff. Beam AI automatically detects changes and generates an updated, bid-ready takeoff in just a few clicks.

How does Beam AI save time when handling addenda?

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Instead of reviewing thousands of sheets manually, Beam AI auto-detects all plan changes across addenda and updates the takeoff —eliminating repetitive work and reducing errors.

What are my options when submitting an addendum?

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You can:

  • Add an addendum for existing plans.
  • Request a takeoff for new sheets not in the initial scope.
  • Request a correction for an existing takeoff.

What is the Variance Report in Beam AI?

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The Variance Report compares two versions of a takeoff and highlights differences—showing added, deleted, or modified features by trade with clear color coding.

How does the Variance Report help my team?

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It provides a detailed breakdown of counts, materials, and measurements across versions—making it easier to track changes, update proposals, and avoid costly mistakes.

What happens to my old sheets when I submit an Addendum?

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Old sheets are marked as inactive but not deleted. Their data is preserved for reference, while the new version reflects the architect’s latest revisions.

Are my custom-created features preserved in the new version?

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Yes. Any new features you added yourself (e.g., a custom point, line, or area) will carry over to the updated version.

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