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Foundation Estimating Services for the Work Below Grade

Footings, stem walls, grade beams, mats, piers, and piles, measured with the excavation, rebar, forms, and waterproofing around them. For GCs and foundation subs bidding US work.

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What contractors say about us

Reviews from contractors and subcontractors who send us their bid estimates, takeoffs, and shop drawings.

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Review summary: Bart needed shop drawings on a tight schedule. The team discussed the project the same day, delivered drawings within a week, and completed minor revisions the following day. He praised their understanding of the scope, quick responses and progress updates.

Bart, BTW Enterprises, INC.

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Review summary: Ludin appreciated the professional team, their patience and guidance, and recommended BidAccurate for takeoff and shop drawing projects.

Ludin Pierre

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Estimator reviewing footing, pier, and pile drawings for a foundation estimating services takeoff

Shallow and deep foundations

From the Bottom of the Footing Up to the Slab

BidAccurate's foundation estimating services cover the below-grade scope for general contractors, foundation and concrete subs, suppliers, and developers across the US. We pull from the structural and civil sets, the architectural wall sections, the spec, and the geotechnical report when you have one.

On most jobs the foundation plan alone won't get you to a number. Footing steps show up in the sections, over-excavation in the soils report, and waterproofing in Division 07. We measure footings, grade beams, stem walls, piers, mats, and deep foundation elements, then pick up the excavation, base, backfill, drainage, and reinforcing that go with them, as far as your contract scope reaches.

  • Spread, continuous, and stepped footings
  • Piles, drilled piers, and pile caps
  • Excavation, base, and backfill in CY
  • Dampproofing, waterproofing, and footing drains
  • Anchor rods, dowels, embeds, and keyways
  • Labor and equipment if you want it priced
Send Us Your Foundation Plans

What's Included in Our Foundation Estimating Services

Your scope split decides what we measure. If the sitework sub carries mass excavation and you carry footing excavation, the takeoff follows that line. Here's what we usually cover.

Shallow Foundation Systems

Each footing is listed by mark, size, and top-of-footing elevation. Steps and depth changes stay with the footing they belong to.

  • Continuous and isolated spread footings
  • Strip footings, grade beams, and combined footings
  • Mat, raft, and thickened-slab foundations
  • Foundation walls, stem walls, piers, and pedestals

Deep Foundations and Ground Support

Piles and drilled shafts are measured the way your spec pays for them, whether that's a count, a depth, or a length below cutoff. Specialty-sub work stays apart from what you self-perform.

  • Driven piles, helical piles, micropiles, and drilled piers
  • Drilled shafts, caissons, pile caps, and helical pile brackets
  • Rock sockets, casings, reinforcement cages, and concrete fill
  • Testing, cutoffs, splices, mobilization, and specialty equipment allowances

Concrete, Reinforcement, and Formwork

Footing concrete, forms, and rebar are reported together, so a grade beam's yardage, contact area, and bar weight can be checked on one row.

  • Concrete by cubic yard, element, strength, or mix designation
  • Reinforcing bars by size, length, weight, or bar mark
  • Dowels, welded wire reinforcement, chairs, couplers, and supports
  • Form contact area, edge forms, bulkheads, keyways, and blockouts

Excavation, Base, and Moisture Protection

Trade splits get fuzzy here. We measure dig, base, backfill, and waterproofing when they're yours and carry them as allowances when the documents leave it open.

  • Footing excavation, trenching, over-excavation, and backfill
  • Granular base, mud slabs, compaction, and soil-treatment allowances
  • Dampproofing, waterproofing, protection board, and drainage composites
  • Vapor retarders, underslab and perimeter insulation, and footing drains

Labor, Equipment, and Accessories

For a priced estimate, labor and equipment are broken out by activity. Dewatering and shoring get their own lines because site conditions drive them so heavily.

  • Layout, forming, reinforcing placement, pouring, vibrating, and stripping
  • Pumps, cranes, drilling or pile-driving equipment, shoring, and dewatering
  • Anchor rods, embeds, sleeves, waterstops, joints, and sealants
  • Curing, testing coordination, access, cleanup, winter conditions, and protection

Measurement, Allowances, and Reporting

Units match how each item is bought or installed. Assumptions about soil and trade limits are written out.

  • Cubic yards (CY) for concrete, excavation, base, and backfill
  • Square feet (SF) for formwork, membranes, insulation, and slab areas
  • Linear feet (LF) for walls, beams, joints, drainage, and continuous footings
  • Pounds or tons for rebar; each (EA) or linear feet for piles and accessories

Foundation Bid Coming Due?

Send the current plans, spec, soils report, addenda, location, and bid date. We'll review the below-grade scope and confirm what we'll measure and what you'll receive.

Request Your Foundation Takeoff

Foundation Takeoffs That Hold Up in Review

Clear Below-Grade Scope

Clear Below-Grade Scope

Foundation work is spread across the structural and civil sets, the wall sections, the spec, and the geotech report. We pull them together and note where your scope ends and the sitework or waterproofing sub's begins.

Less Time Tracing Footings

Less Time Tracing Footings

Tracing stepped footings and pile layouts by hand is slow work. We do that part so your team can price.

Ready for Sub and Supplier Quotes

Ready for Sub and Supplier Quotes

Element-by-element concrete, rebar, and waterproofing quantities drop straight into quote requests to your ready-mix plant, rebar fabricator, and pile contractor.

Keyways and Dowels Accounted For

Keyways and Dowels Accounted For

Keyways, slab dowels, waterstops at wall joints, footing drains, and pile testing are common misses. We check for each one.

Plans Marked by Element

Plans Marked by Element

Marked-up foundation plans, plus a drawing reference on every line of the workbook.

Flexible Cost Inputs

Flexible Cost Inputs

We can price with your ready-mix and rebar quotes, pile subcontractor numbers, crew rates, equipment costs, and cost codes.

Get Foundation Estimating Support

Why Choose BidAccurate for Foundation Estimating?

Soil conditions, groundwater, installation method, and who owns the dig all move a foundation price. We put each of those decisions in the estimate where you can see it, instead of folding them into one unit price.

01

Geotech Report in the Review

When a soils report is in the bid set, we read it for over-excavation, bearing elevation notes, and groundwater that change the quantities.

02

Shallow and Deep Kept Apart

Footings and walls sit in one group, piles and piers in another, so a specialty sub's quote drops right in.

03

Dirt Next to the Concrete

Excavation, base, and backfill are listed beside the footing they serve. That makes it easy to confirm each footing has a matching dig.

04

A Paper Trail for Every Line

Marked plans, sheet references, and an assumption list let your estimator check our calls quickly.

05

Set Up Around Your Bid Schedule

We set up the Excel and PDF files around your bid schedule, cost codes, or supplier list at intake.

06

Addenda Compared to the Prior Set

If an addendum deepens a footing or swaps spread footings for drilled piers, we compare sets and update what changed.

Our Foundation Takeoff and Estimating Process

The path from your document upload to a below-grade takeoff your team can check before pricing.

1

Send the Foundation Documents

Include the structural and civil plans, the geotechnical report if there is one, the spec, addenda, bid form, location, and bid date.

2

Settle the Trade Split

First we confirm who digs, who waterproofs, and who carries the piles. Then we agree on units, alternates, pricing inputs, and report format.

3

Measure and Classify

Footings, walls, piers, piles, forms, rebar, excavation, and moisture protection are measured and sorted by the agreed breakdown.

4

Check Against Sections and Soils Data

Plan quantities are checked against sections, footing schedules, and the geotech recommendations. Anything that doesn't line up goes on the assumption log.

5

Deliver the Estimate Package

You receive Excel or PDF reports with color-coded plan markups. Material, labor, and equipment are priced when you ask for it.

Have a foundation bid package ready?

Send the set and tell us what you need: measured quantities, supplier-ready summaries, or a priced estimate with labor and equipment.

Start Your Foundation Estimate

Industries We Serve

We provide accurate construction estimating and quantity takeoff solutions for commercial, residential, industrial, healthcare, education, hospitality, and public-sector projects.

Commercial construction

Commercial Construction

Residential construction

Residential Construction

Industrial construction

Industrial Construction

Hospitality construction

Hospitality

Government and public sector construction

Government and Public Sector

Healthcare construction

Healthcare

Education construction

Education

Retail construction

Retail Construction

Foundation deliverables

What Lands in Your Inbox

Use the files to request concrete, rebar, waterproofing, or pile quotes, compare a spread-footing option against drilled piers, or move the quantities into your own estimating system.

Foundation Quantity Workbook

Every footing, wall, pier, pile, and cap with its concrete, forms, rebar, and accessories, sorted by element and location.

Color-Coded Plan Markups

Foundation plans marked by color for linear, area, volume, and counted items.

Material and Cost Estimate

If you request pricing, we extend material, labor, equipment, specialty-sub, and indirect costs on the basis we confirm with you.

Scope and Assumption Log

Trade splits, geotech notes, alternates, allowances, and exclusions on one list.

Foundation takeoff workbook beside color-coded footing, grade beam, pier, and pile cap plan markups

Related Foundation Trades and Services

Foundation work hands off to concrete above grade, rebar inside it, and sitework around it.

Got Questions?
We've Got Answers.

What documents do you need for a foundation estimate?
Foundation plans, sections, and footing schedules, the structural, architectural, and civil sets, the spec, addenda, bid form, location, and bid date. Send the geotechnical report if there is one, since it often changes excavation and footing depth. For a priced estimate, include any supplier or pile-sub quotes, labor rates, equipment costs, and cost codes.
What's in a foundation takeoff?
Spread and continuous footings, grade beams, foundation and stem walls, piers, pedestals, mats, and deep foundations like drilled shafts, caissons, piles, and pile caps. With those come the concrete, forms, rebar, excavation, base, backfill, waterproofing, drainage, insulation, anchor rods, and embeds that fall in your scope. Where your scope stops depends on the trade split in the bid documents.
Is a foundation takeoff the same as a foundation estimate?
No. The takeoff counts and measures: yards of footing concrete, LF of wall, number of piles. The estimate prices those quantities with material costs, labor production and rates, equipment, specialty-sub quotes, and whatever overhead, profit, tax, or contingency you want included.
How do you measure and report foundation quantities?
Concrete, excavation, base, and backfill in cubic yards. Forms, membranes, and insulation in square feet. Walls, grade beams, continuous footings, and footing drains in linear feet. Rebar goes in pounds or tons, and piles, anchors, and embeds by each or by length, depending on how the spec pays for them. We can group the report by building, area, element, elevation, or cost code.
What file formats does the foundation estimate come in?
An Excel workbook, PDF reports, a scope and assumption log, and color-coded PDF plan markups. If you want it organized around your bid form, cost codes, or supplier list, tell us before we start.
Can you revise the foundation estimate after an addendum?
Yes. Send the revised drawings, schedules, spec sections, and addendum. We compare the affected footings, walls, piers, or piles with the prior set and update quantities, pricing, and scope notes. Timing depends on how much changed and how clearly the revision is shown.
Can you price with my concrete, rebar, pile, and labor numbers?
Yes. We can use your ready-mix and rebar quotes, pile or drilled-shaft proposals, crew rates, production assumptions, equipment costs, freight, testing allowances, waste factors, and markups.
What affects turnaround on a foundation estimate?
Job size, foundation type, how much the footings step and change, deep foundation work, drawing completeness, whether a soils report is available, the level of breakdown you need, alternates, addenda, and your bid date. We review the set first and then confirm a delivery date.

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