Questions to Ask a Metal Building Contractor
For anyone pricing a steel shop, garage, barn or warehouse and choosing which contractor gets the job, whether it is going up on a farm, a business lot or behind the house. The questions run in the order the decision does: the company and its crew, the building and its engineering, the site and foundation, the quote and payment terms, delivery and erection, then insurance and warranty. Ask the first two groups on the phone and keep the rest for the site visit, with the written quote in hand.
Want questions from the whole vault instead? Try the random question generator.
The questions
Each question, and why to ask it
Company and crew
How many metal buildings have you put up, and how many were about the size and use of mine?
Why ask it
A 30 by 40 garage and a clear-span warehouse with overhead doors on three sides are different jobs. Ask for the last two or three that match yours in width, height and purpose, with rough dates. Someone who mostly builds carports will be learning on your project if you need a 60-foot span.
Are you the manufacturer, a dealer for one, a broker, or an erector who buys the building from someone else?
Why ask it
All four sell metal buildings, and the word contractor gets used for every one of them. The answer tells you who holds your money, who you call about a missing part and whether the person in front of you has ever bolted a frame together. Ask to have the role written at the top of the quote.
Who will erect the building: your own employees or a crew you subcontract?
Why ask it
Many sellers hand erection to an independent crew, and some sell the kit alone and leave you to find one. Subcontracting is not a mark against them, but get the crew's company name, how many buildings it has erected for this seller, and whose contract covers its work.
Are you licensed to do this work here, and under what name and number?
Why ask it
Licensing for contractors and steel erectors is set by the state, county or city, and some places license neither. Ask what applies to a job of this size where you are, then look the number up yourself with the office that issued it. The name on the license should match the name on the contract.
Can I visit two buildings you finished, one this year and one that has been through several winters?
Why ask it
The new one shows how the crew trims corners, door openings and the base of the walls. The older one shows what lasts: whether roof screws have backed out, panels have faded unevenly or rust has started at cut edges. Ask each owner whether the price and the finish date held.
How long have you been in business under this name, and who nearby comes back if something needs fixing?
Why ask it
A warranty needs someone around to honor it, so a few years under one name and an address you can drive to count for more than a website. Metal buildings are often sold by phone from several states away. With a seller like that, get the name of the local erector or service person who would come out if a door bound or the roof leaked.
Who is my one contact from deposit to final walk-through?
Why ask it
A metal building order passes from a salesperson to a drafting department, a delivery dispatcher and an erection foreman. Without one named person, a late truck or a wrong door size gets passed around. Write down the name, a cell number and who covers when that person is away.
Tell me about a job where the building arrived wrong or went up badly. What did you do?
Why ask it
Missing trim, a mis-punched column and a slab poured out of square are common enough that an experienced contractor has a story. Listen for who paid for the fix and how long the owner waited. An answer that only blames the factory or the concrete crew shows how your problem would be handled.
The building
Which manufacturer makes the building, and will its name be on the quote?
Why ask it
Some sellers order from one factory, some shop each job around, and a few will not say until after you pay. Knowing the maker lets you see how long it has been fabricating buildings and read its warranty for yourself. If the name is withheld, ask why.
Is this a red-iron I-beam frame or a lighter tube or cold-formed one, and why is that right for my building?
Why ask it
Both are sold as metal buildings and they are not interchangeable. Lighter tubular and cold-formed frames suit smaller garages and carports, while wide clear spans, tall walls, cranes and heavy doors usually call for welded rigid frames. Make sure the bids you compare describe the same kind of structure.
Will there be columns inside the building, and which wall bays does the bracing take up?
Why ask it
Clear span keeps the floor open and costs more as the building gets wider, so on a wide shop or barn a row of interior columns can bring the price down if you can work around them. Rod or cable X-bracing fills a whole wall bay, and a door or window generally cannot go in that bay. Mark the bays you need open before the drawings are made, and price a portal frame for any spot where a door has to sit in a braced bay.
What wind speed, snow load and seismic values is this building designed for, and where did those numbers come from?
Why ask it
The design loads should come from the building code your county or city has adopted, for your address and the way the building will be used. Numbers taken from a stock package or a neighboring county can fail plan review. Phone the building department, ask what it requires, and compare the two.
Will I get drawings stamped by an engineer licensed in this state, and are they in the price?
Why ask it
Many building departments want sealed structural drawings and calculations before they issue a permit, but ask yours what it requires. Find out whether the stamp covers the steel only or the foundation as well, and whether extra sets or revisions after the reviewer's comments carry a fee.
What does the design assume will hang from the roof or sit on top of it?
Why ask it
Lights, a ceiling liner, sprinklers, ductwork, a hoist and solar panels all add weight, which engineers call collateral load. If the design allows for none and you add them later, you may be told the frame was never sized for it. List what you plan now and what you might add in ten years.
What gauge are the wall and roof panels, and what coating and paint system do they have?
Why ask it
With steel gauge a lower number means thicker metal, so two quotes can differ by more than the price suggests. Ask for the panel profile, the gauge, the metallic coating under the paint and the paint type by name. Those four items let you compare bids and look up the finish warranty.
Is the roof fastened with exposed screws or is it standing seam, and what slope does it have?
Why ask it
Screw-down roofs cost less and depend on a great many rubber washers staying sealed. Standing seam hides the fasteners and lets the panels move as they heat and cool, at a higher price. The quote should name one or the other, along with the minimum slope the manufacturer gives for that panel.
How will condensation be handled: insulation, a vapor barrier or a drip-control backing?
Why ask it
The underside of a bare metal roof can sweat when warm, damp air meets cold steel, and a heater or livestock inside makes it worse. Say how the building will be heated and used, then ask what they recommend and whether it is in the price. Insulation is far easier to fit while the sheets are going on than afterward.
Are the framed openings, the doors themselves and the openers all in this quote?
Why ask it
A framed opening is the steel around the hole, not the door that fills it. Overhead doors, operators, walk doors and windows are often priced by a different company or left out altogether. Check the clear height and width against the tallest thing you will ever drive in.
Could this building be extended later, and what would you do now to make that easier?
Why ask it
If more length is likely, ask about an expandable end wall, which puts a full frame at the end so another bay can bolt on. It costs more today and saves cutting into a load-bearing end wall later. Skip the question if the lot or the setbacks leave no room to grow.
Which of these are standard and which are extras: gutters, downspouts, trim, wainscot and ridge vents?
Why ask it
Base prices are often quoted for a plain box. Go around the outside of the building piece by piece and have each item marked as included, optional with a price, or not offered. Ventilation deserves its own line if animals, engines or welding will be inside.
Site and foundation
Who applies for the building permit, and whose name goes on it?
Why ask it
Sellers who only ship kits commonly leave the permit to the buyer, while a full-service contractor may pull it. Whoever applies answers the plan reviewer's comments and books the inspections, so ask who that will be and whether permit fees are in the price. Your building department can say whether an owner may apply.
Have you checked zoning, setbacks and any farm-building exemption for my parcel, or is that mine to do?
Why ask it
Height limits, distance from property lines, lot coverage and rules about metal siding differ by county, city and subdivision, and agricultural buildings are treated differently in some places and not in others. Get the answer from the planning office before you pay a deposit. A building ordered at the wrong size is hard to send back.
Who designs the foundation, and is that design part of your price?
Why ask it
The building supplier typically provides an anchor bolt plan and the forces at each column, not a foundation design. Someone still has to size the footings for your soil. Ask who that is, whether your building department wants it sealed by an engineer, and what it costs.
Do you pour the concrete yourselves, bring in a sub, or expect me to hire that out?
Why ask it
When one company holds the contract for slab and steel, a bolt that misses its column is theirs to sort out. With two separate contracts, each side can point at the other. If you hire the concrete yourself, ask the building contractor to look over the forms and bolts before the pour.
Who sets the anchor bolts, and who checks them against the drawings before the truck comes?
Why ask it
Bolts a little out of place can stop erection on the first morning, and the bolts themselves are often left out of the building package, so settle who buys them. Have one named person measure the pattern, the diagonals and the slab height against the approved anchor bolt plan while there is still time to correct them. Agree now who pays if they turn out wrong.
What site work has to be finished before you start: clearing, grading, a compacted pad, drainage?
Why ask it
Most building quotes begin at a level pad that is ready to build on. Have them spell out the condition they expect, how far past the footprint the pad should run, and how high the floor should sit above the ground around it so water drains away from the walls.
Does my soil need testing before the foundation is designed?
Why ask it
Fill, expansive clay, a high water table or an old pond site can change the footing size and the cost. Some building departments ask for a soils report and others accept assumed values, so ask locally. If the contractor says it never matters, ask what the footing sizes are based on.
Can a delivery truck reach the pad, and how much room does the crew need around the building?
Why ask it
The steel comes on a long flatbed, so gates, culverts, soft ground, low wires and tight turns all matter. Walk the whole route with the contractor, not just the pad. Ask how much clear space they want on each side for a lift and for laying out the frames.
Who runs power, water and drains to the building, and when do the sleeves go under the slab?
Why ask it
Electrical and plumbing work is commonly outside a metal building contract. Conduit and drain lines that pass under the floor have to be placed before the pour, so those trades need the foundation date early. Ask whether the contractor will coordinate them or whether that falls to you.
Quote and payment
Can you list in writing everything this price leaves out?
Why ask it
A list of exclusions is more useful than a list of inclusions, because it has to be complete. The usual candidates are foundation, site work, permits, unloading, erection, insulation, doors, gutters, electrical, sales tax and freight. A contractor who writes the list without hedging will be easier to deal with later.
Is this the price for the building delivered, or for the building standing and finished?
Why ask it
Kit price, erected price and turnkey price for the same building can be far apart. Sort every quote into those three columns before you compare totals. A number well below the rest is often a kit-only quote sitting next to turnkey ones.
How long is the price held, and can it rise after I sign if steel costs change?
Why ask it
Steel prices move, and some contracts carry an escalation clause that lets the seller pass on an increase until the order is released to the factory. Find that clause, ask at what point the price locks and get the lock in writing. Check the expiration date on the quote as well, since it can be short.
How much is the deposit, what does it pay for, and when does it stop being refundable?
Why ask it
Many steel building contracts make the deposit nonrefundable once drawings are started or the order goes to fabrication, and the trigger differs from seller to seller. Have them point to the clause and say what you would get back the day before that point and the day after. If the salesperson's answer and the cancellation terms disagree, go by the written terms and get them changed before you pay.
When is each later payment due, and what has to be finished before I owe it?
Why ask it
Tie payments to things you can see: approved drawings, steel on site, frames standing, roof on, final inspection passed. Be cautious with a schedule that has the building paid in full before delivery when the same company is also erecting it. Ask whether a final portion can wait until the punch list is closed.
Is freight in the price, and who pays if delivery has to be rescheduled?
Why ask it
Delivery is sometimes its own line and sometimes folded into the total, so have it pointed out on the quote. The truck tends to follow the factory's calendar and not yours: if your slab is not ready when the steel is, storage or redelivery charges can land on you, and the contract should say how much they are.
How do you price a change once the order has gone to the factory?
Why ask it
Moving a door or adding a window is cheap on paper and costly once the steel is cut. Three things belong in the contract: the last date for free changes, the fee after it, and whether a change pushes delivery back. From then on, every change should be a signed sheet with a price on it before anyone acts.
If I pay you and you do not pay the factory or the erection crew, what protects me?
Why ask it
In many places a supplier or subcontractor who goes unpaid can file a lien against your property even after you paid the contractor in full. Signed lien waivers collected with each payment are the usual protection, but what counts as a valid one depends on your state. On a large job, ask a local attorney or your lender what to collect.
Delivery and erection
How long is it from signed contract to delivery, and what could move that date?
Why ask it
Lead time covers drawings, your approval, permit review and fabrication, and the slowest of those is often on the buyer's side. A contractor who can put a rough length on each step is showing you where the weeks go and which of them are yours to shorten. The slab has to be poured and cured before the steel lands, so plan backward from the delivery date.
Who unloads the truck, and what equipment has to be on site that day?
Why ask it
Kit sellers frequently expect the buyer to unload, which means a forklift or telehandler with enough capacity, an operator and a few days' notice. If that falls to you, get the weight of the heaviest bundle and the delivery window in writing, and find out how long the driver waits before waiting time is charged.
Who checks the delivery against the packing list, and how long do I have to report shortages or damage?
Why ask it
Missing or bent parts are much easier to claim on the day than a month later. Whoever signs the driver's paperwork should write any visible damage on it before the truck leaves, and the contract should give the deadline for reporting shortages found afterward. Photograph the bundles as they come off.
How should the steel be stored if it sits before the crew arrives?
Why ask it
Painted panels stacked flat with water trapped between them can stain or corrode, and finish warranties often exclude that damage. The manufacturer's storage instructions should cover how to block and tilt the bundles, whether to cover them and how long is too long, so get a copy before delivery. Skip this one if the crew starts the day the truck arrives.
How many days will erection take, how big is the crew, and what weather stops work?
Why ask it
Wind is the usual answer to the last part, because a large roof sheet is hard to control in gusts. The follow-ups are how the frames are braced if they stand overnight before the sheeting goes on, and whether the crew stays on your job until it is done or leaves for another one between stages.
What lifting equipment will you bring, and is its cost in the erection price?
Why ask it
A crane, telehandler or scissor lift may be rented by the day, and some erection quotes assume the owner provides one. Have the machine, the operator and the rental period written into the scope. If a lift will be driven on your new slab, find out how long the concrete needs before it can take the weight.
How do you keep the site safe while the frames and roof are going up?
Why ask it
You are not there to audit them, but a foreman who can describe how the crew ties off, how roof sheets are secured as they go and who is allowed near the work has a routine. If you have children, animals or customers on the property, agree where the boundary is and who enforces it.
What counts as finished: trim on, doors working, site cleaned, final inspection passed?
Why ask it
Agree on the list before the job starts. At the end, walk the building with the foreman, open every door, sight along the panels for dents and scratched paint, and check the ground for screws and metal scraps if tires or livestock will be on it. Final payment follows the list, not the crew's last day.
Insurance and warranty
Does your liability and workers' compensation insurance cover the people erecting the building, and can the certificates come to me from your insurer?
Why ask it
Steel erection is work at height with heavy pieces, so check that the policy covers erection and not only sales. If the crew is a subcontractor, ask for its certificates too. Workers' compensation rules differ by state, including for very small firms, so ask how this crew is covered where you are.
Who insures the steel between delivery and the day the building is finished?
Why ask it
Bundles sitting on your land and a half-sheeted frame in a windstorm can fall between policies. Ask whether the contractor carries builder's risk coverage or expects you to, then call your own agent with the answer before the truck comes.
What does the manufacturer warrant on the frame, the paint and the roof, and for how long?
Why ask it
These are usually separate warranties with different lengths and conditions. Ask for the documents and not a summary, and read what the paint warranty says about fading, chalking and buildings near salt water or animal confinement. Check whether it has to be registered and who does that.
What is your own warranty on the erection work, and does it cover roof leaks?
Why ask it
Factory warranties generally cover materials and not how they were installed. A leak at a screw, a ridge cap or a door header is an installation matter, so ask how many years the erector stands behind it in writing and how soon someone comes out. Where seller and erector are different companies, get one from each.
What would void any of these warranties?
Why ask it
Raise the things you might do later: cutting in another door or window, mounting solar panels or a lean-to, swapping fasteners for a different brand, letting soil or manure pile against the base of the walls. The answers tell you which future projects need a call to the manufacturer first.
What upkeep does the building need, and what paperwork do I get at the end?
Why ask it
Expect to hear about washing the panels, clearing gutters, checking fasteners and sealant after the first seasons and touching up scratches. Ask for the as-built drawings, the approved permit set, the warranty documents and the paint color codes. A later buyer, insurer or engineer will want the drawings.
How to hire a metal building contractor
Practical guidance for the conversation itself
Before you request quotes
Call the building department first
Ask which code edition and design loads apply at your address, whether sealed drawings and an engineered foundation are required, and what the setbacks and height limits are. Ten minutes on the phone gives you the answers to compare against, and shows you which contractors already know your county.
Put the building on one page
Width, length, eave height, roof slope, door sizes and where they go, insulation, and what the building is for. Send the identical page to every company. Quotes for three slightly different buildings cannot be compared.
Decide how much of the job you will run
You can buy a kit and hire the concrete and erection yourself, buy kit plus erection, or pay one company for everything. Running it yourself removes a markup and makes you the person who lines up the slab, the steel, the doors and the electrician in the right order.
Budget for the parts that are not steel
Site work, the foundation, doors, insulation, wiring and permit fees sit outside many building prices. Get rough figures for each before you fall for a kit price, so the number you carry in your head is the whole project.
Reading the quotes
Mark each line kit, erection or other
Go down every quote with three highlighters. Anything that fits none of the three, or appears on one quote and not the next, goes on a list of questions for that seller. The totals only mean something after this.
Line up the specifications
Put design loads, frame type, panel gauge, paint system, roof type and insulation in a table with one column per bidder. A cheaper building is frequently a lighter one, and the table shows where the weight came out.
Read the deposit and price clauses twice
Look for when the deposit stops being refundable, whether the price can rise before fabrication and what a change costs after approval. If a salesperson told you something different from the contract, ask for the contract to be amended, not for reassurance.
Phone the erector yourself
When the crew is a separate company, a short call to its owner is worth more than the seller's description of it. Ask how many of this manufacturer's buildings they have stood up and whether they have seen your drawings yet.
From deposit to final payment
Take your time over the approval drawings
You will be asked to sign drawings before fabrication, and what you sign is what gets cut. Check every dimension, each door and window position, the loads and the colors against your one-page spec. A door on the wrong wall is cheap to move this week and costly next month.
Hold the pour until the bolt plan is final
Concrete placed from a preliminary anchor bolt plan is a common way to end up with bolts in the wrong place. Wait for the approved set, give it to whoever forms the slab, and have the bolts measured before the concrete truck is ordered.
Be there when the truck arrives
Count bundles against the packing list, photograph everything and write any damage on the driver's paperwork. If you cannot be present, name someone who can and tell the contractor who it is.
Walk it before you write the last check
Use the finished list you agreed on at the start. Operate every door, look along the base trim and the corners, and if it has rained since the roof went on, check under the ridge and around each opening for water marks. Collect the drawings, warranties and lien waivers at the same visit.
Signs to get another bid
A clearance price that ends today
A canceled order or factory overrun that happens to match your size, at a discount that needs a deposit this afternoon, deserves questions before gratitude. Ask for that building's drawings and the loads it was designed for: steel cut for someone else's county may not pass review in yours.
Loads nobody can explain
If the seller cannot say what wind and snow figures the building is designed for, or where they came from, the quote is probably for a stock package. Do not pay until those figures match what your building department told you.
No name for the factory or the crew
You are entitled to know who makes the steel and who will stand it up before money changes hands. Vagueness on either point leaves you with nobody to call when a part is missing or a seam leaks.
Everything paid before anything arrives
A deposit to start drawings and fabrication is ordinary. A schedule that collects the full price of building and erection before a truck has left the factory leaves you with no hold over the delivery date, the missing parts or the finish.