Quick Answer: Ontario aggregate, asphalt and concrete batch plants use Cargo Worthy or Wind & Watertight 40ft containers in multi-unit yard rows for spare-parts cribs, rebar bundles, hand tools, PPE and scale-house overflow. Half-heights handle high-density steel and scrap. Van Blanc delivers 5 to 15 units per plant in 1 to 3 days from our Brantford yards.
In This Guide
- Why do Ontario aggregate plants use shipping containers?
- What is the best container for a spare-parts crib?
- How do concrete plants store rebar, form ties and hand tools?
- What goes in a PPE and scale-house overflow container?
- When does an aggregate plant need a half-height container?
- How do shipping containers hold up in an industrial yard?
- What drives the price of a 5 to 15 unit plant order?
- What happens to the containers when the quarry closes?
- Frequently Asked Questions
Reading Time: 12 minutes
Why Do Ontario Aggregate Plants Use Shipping Containers?
Ontario aggregate, asphalt and concrete plants use shipping containers because a poured-foundation shed is a 10-year commitment while a Cargo Worthy or Wind & Watertight container is a 25-year asset that moves when the pit changes face. They store spare parts, rebar, hand tools, PPE and scale-house overflow in a footprint that fits any yard.
Walk into an Ontario aggregate plant on a Tuesday in October and the first thing you notice is the dust. It coats the conveyor frames, settles on the tops of the silos, and turns every hard hat the same chalky grey by lunch. The second thing you notice is the equipment count. A working quarry, asphalt plant or concrete batch plant runs on a staggering inventory of consumable parts, hand tools, rebar bundles and personal protective equipment, almost none of which fits cleanly inside the main scale-house trailer.
That mismatch is why aggregate operations across Ontario, from Milton’s limestone belt to the gravel pits north of Orangeville to the asphalt plants along the 401 corridor, run rows of shipping containers along the perimeter of the yard. They are not glamorous. They do not appear in the equipment catalogue. They show up in capital plans as “site infrastructure” and they pay for themselves the first time a crusher mantle gets swapped without a 90 minute parts run.
Van Blanc has been supplying Ontario aggregate and construction-materials operations with bulk container orders since 1995. Paul LeBlanc started Van Blanc after four decades in Asian trade, and the family has spent 30 years watching the same pattern repeat. A new plant manager arrives, inherits a yard scattered with shipping pallets and tarped equipment, calls us asking for “five or six bins,” and three years later we are delivering the seventh and eighth as the operation grows.
Paul LeBlanc, Owner: “An aggregate yard eats steel boxes the way a quarry eats wear parts. I have spent 19 years in containers and the plant managers who get it right are the ones who plan the storage the day they spec the plant, not the day the parts run starts costing them tonnage. A row of bins along the fence is the cheapest insurance an operation buys.”
Why Ontario aggregate operations need containers, not buildings
A poured-foundation shed is a 10-year commitment. A row of steel boxes, each one inspected on the right points before you pay, is a 25-year asset that can pick up and move when the pit changes face, when the asphalt plant moves closer to a new highway project, or when the quarry hits the end of its license. In an industry where the active face of operations migrates every few years, containers are the only storage infrastructure that travels with you.
What Is the Best Container for a Spare-Parts Crib?
The best container for a spare-parts crib at an Ontario aggregate plant is a 40ft Cargo Worthy or Wind & Watertight unit fitted with steel shelving down both walls and a centre aisle. The single most common use case for shipping containers at an aggregate plant is exactly this crib. A crusher does not stop running because of a catastrophic failure. It stops because a belt scraper wore through, a screen panel cracked, a feeder chute liner needs replacing, or a bearing started running hot. Every one of those parts has to be in a yard, sitting on a shelf, ready to go in under an hour. Otherwise the plant goes down and so does the day’s tonnage.
Major crusher and screen manufacturers like Metso, Sandvik and McCloskey publish replacement-parts catalogues that run hundreds of line items per machine. A working aggregate plant carries a sample of those items as line inventory. Multiply that by every crusher, every screen, every conveyor and every wash plant component, and the parts count climbs fast. A 40ft shipping container, fitted internally with steel shelving down both walls and a centre aisle, holds a startling amount of inventory in a footprint that fits inside any plant layout.
Why CW or WWT, not One-Trip, for parts cribs
One-trip containers cost roughly double what a Cargo Worthy or Wind & Watertight unit costs. For a yard environment where the container will get dust-coated within a month, scraped by a wheel loader within a quarter, and forklift-loaded several times a week, that premium pays for nothing. Buyers who put one-trip bins into aggregate yards are essentially paying for cosmetic paint that will be unrecognisable inside a year. The Cargo Worthy and Wind & Watertight grades are the honest choice: the doors close, the seals work, the floor holds the weight, and the cosmetic wear matches the rest of the yard.
There are four grades a plant manager will hear quoted, and only two of them belong in most aggregate yards. The table below maps each grade to the plant use case it actually fits.
| Grade | Condition on delivery | Right plant use |
|---|---|---|
| One-Trip (new) | Factory paint, one ocean crossing, minor handling marks | Customer-facing scale-house or branded site office only; overkill for a working crib |
| Cargo Worthy (CW) | Multiple crossings, surface rust, re-inspected, floor and frame load-rated | Spare-parts cribs, rebar pass-throughs, anything carrying weight |
| Wind & Watertight (WWT) | Visible wear and faded paint, doors seal, not re-certified for export | PPE cribs, hand-tool storage, scale-house overflow on land |
| As-Is | Older units with possible floor or door issues, sold cheap | Rarely recommended; donor units or non-storage structural reuse |
The interior conversion work is straightforward, and the field guide to doors, vents and interior fit-outs covers the same options plant managers spec for a crib. Most plants spec out the parts crib with steel shelving on 600mm or 900mm centres, a workbench at the door end, a vise mounted to the floor, fluorescent or LED strip lighting along the ceiling, and a dedicated breaker panel feeding two or three 15-amp circuits. We can build the shelving, lighting and breaker panel into the unit at our Brantford yard before delivery, or buyers can hire a local electrician once the bin lands on site. Either path works; the question is timing and budget.
How Do Concrete Plants Store Rebar, Form Ties and Hand Tools?
Concrete plants store rebar, form ties and hand tools inside 40ft shipping containers reconfigured as pass-throughs and hardware cribs. Concrete batch plants and ready-mix operations carry inventory that aggregate-only sites do not. The big one is rebar. A working batch plant feeding a regional precast or ready-mix market keeps stock-length bundles of grade 60 deformed bar in 20ft and 40ft cut lengths, banded in 10 or 20 piece bundles, racked horizontally. A 40ft shipping container with the two end doors fully open functions as a rebar pass-through: the bundles slide in from one end, get banded and tagged at the centre, and ship out the other end on a flatbed.
For form-tie inventory, snap ties, she-bolts, taper ties, and the assorted hardware that any working forming yard accumulates, the same forty-footer reconfigured with bin-rack shelving becomes a hardware crib. Before a batch plant signs off on a grade, it is worth reading how an Ontario buyer separates an honest seller from a marketplace gamble. Form tie inventory turns over fast on active projects; the crib needs to be organised, locked at end of shift, and located within a 90 second walk of the forming yard.
Real plant example: a Brant County ready-mix operation
We delivered six 40ft Cargo Worthy containers to a ready-mix and precast yard south of Brantford in 2022. Two became the rebar bundle pass-through (end-doors-open configuration), two became the form-tie and hardware crib, one became the hand-tool storage with a workbench and vise, and the sixth became the PPE and consumables crib (hard hats, safety glasses, hi-vis vests, ear protection, work gloves, dust masks, knee pads). Three years later, the operation called for a seventh as the precast side expanded. The bins have not moved, the paint has dusted over the way every aggregate-yard bin paints over within a year, and they still close and lock at end of shift.
Hand tool storage is the most-underrated container application on a plant site. A working aggregate or asphalt plant accumulates an arsenal of pneumatic tools, impact wrenches, torque wrenches, slings, chain falls, come-alongs, pry bars, sledgehammers and assorted maintenance hand tools across decades of operation. Lose one in the gravel and it can take a half-day to find. A container with shadow-board tool storage on the walls and labelled drawer cabinets along one side ends that problem permanently.
What Goes in a PPE and Scale-House Overflow Container?
A PPE and scale-house overflow container holds the protective equipment, fuel-card cabinets, first-aid station overflow, paperwork archive and break-room gear that a 12ft by 30ft scale-house trailer never has room for. The scale-house is the operational nerve centre of every aggregate plant.
It is also, in most yards, a 12ft by 30ft trailer that has been overflowing with paperwork, customer files, hard-hat boxes, replacement scale-ticket rolls, and the operator’s lunch cooler since 1998. The container solution is simple: the scale-house keeps the active workflow, and a 20ft container parked beside it absorbs the overflow.
The overflow container typically holds:
- PPE inventory: hard hats sized small to extra-large, hi-vis vests, safety glasses (clear and tinted), work gloves in three or four sizes, ear protection both plug and muff style, dust masks and respirators, knee pads for pour days, and the assorted disposable items every site burns through
- Fuel-card storage: locked cabinets for the company fuel cards used by truck drivers, loader operators and service trucks, with sign-out logs and the spare-card inventory
- First-aid station overflow: stretcher, AED, larger first-aid kits, eye-wash supplies, emergency oxygen if the site is far from EMS coverage
- Paperwork archive: site-traffic logs, scale-ticket archives, MTO compliance records, supplier invoices, anything that needs to be retrievable in an audit but not active on the scale-house counter
- The operator’s coffee maker, microwave, and lunch cooler, which is genuinely the most important item in a working aggregate plant and which the scale-house trailer never has room for
Site-prep tip for scale-house overflow placement
Park the overflow container parallel to the scale-house with the doors facing away from the scale road. The driver of an incoming aggregate truck pulls onto the scale, looks left, and sees the scale-house. They do not need to see a row of container doors. Site sightlines stay clean, the truck operators do not get distracted, and the operator inside the scale-house can step out a side door and walk straight into the overflow container without crossing traffic.
When Does an Aggregate Plant Need a Half-Height Container?
An aggregate plant needs a half-height container when it is storing steel-density loads like ferrous scrap, manganese liners and broken crusher components, because those loads hit the weight rating long before they fill a full-height unit. Most container-storage content ignores the half-height container entirely. For an aggregate plant carrying steel-density loads, this is a mistake. A standard 20ft container is rated for a maximum cargo weight of roughly 28,200 kg, but you will fill the 33 cubic metres of volume long before you hit that weight if you are loading anything denser than packaged dry goods. Steel scrap, rebar offcuts, broken crusher components, manganese liner segments, scrap chain and worn-out wear parts all sit in that high-density category.
The half-height container is exactly what its name suggests: a 20ft container at roughly 4’3″ external height instead of the standard 8’6″. The interior volume is half, but the structural rating is the same as a full-height unit. You can load it to the maximum cargo weight without ever hitting volume capacity. Half-heights are common in the offshore drilling and bulk-mining sectors and they show up in Ontario aggregate yards as the scrap-bin solution. Park three half-heights in a row, label them “ferrous scrap,” “manganese liners” and “wear parts for return,” and the scrap-handling problem at the plant is solved.
When NOT to spec half-heights
Half-heights are a specialty unit. We carry them but they are not stock inventory the way 20ft and 40ft dry containers are. If your plant only needs general storage, the half-height is the wrong tool. If you are running a working scrap and wear-parts return program where dense steel goes in by skid steer and gets shipped out by hook-lift truck, the half-height is the right tool. Paul has 19 years in the container industry. When a plant manager calls asking for half-heights, the first question is always what is going into them, because the wrong call here adds cost without solving the problem.
How Do Shipping Containers Hold Up in an Industrial Yard?
Shipping containers hold up well in an industrial yard because the Corten weathering steel is built for ocean service far harsher than any quarry. The paint dust-coats and chip-marks within a year, but that is cosmetic; the structural risks are foundation settlement, water at the corner castings and door-seal compression. An aggregate plant is one of the harshest environments a shipping container ever sees in service. Dust accumulates everywhere. Wheel loaders and skid steers operate within metres of the containers daily. Truck traffic shakes the ground. Stone chips get kicked up by tire treads. The paint finish that looked fresh on delivery day will be dust-coated within a month and chip-marked within a year. None of that is a problem if the buyer expects it.
The foundation question matters more than the paint question. A working container in a plant yard sits on either: (a) compacted gravel pad with railroad ties or pressure-treated 6×6 timbers at the four corners, (b) concrete sleepers or precast pads at the corners, or (c) directly on a poured concrete slab. Option (a) is the cheapest and most common in active plant yards because it lets the container be moved if the site layout changes. Option (c) is the most permanent and is reserved for parts cribs that will not move for the life of the operation.
What does NOT work, and what we see fail every season, is setting a container directly on bare clay or fill that has not been compacted. The unit settles unevenly within months, the doors stop closing flush, and the seal fails. A 40ft container concentrates roughly 4,000 kg on each of its four corner castings before any cargo is loaded. The pad needs to handle that load without settlement. Keeping a plant-yard unit trouble-free comes down mostly to managing water at the corner castings and the door-seal compression over the years.
Paint refresh on plant-yard containers
A working plant container does not need an annual paint refresh. The original Corten weathering steel does its job under the cosmetic paint regardless of how chip-marked the surface gets. If the operation wants the container repainted (corporate branding, safety colour coding for “parts vs scrap vs PPE”), the right time is roughly year 5 to year 7 after delivery, once the original paint has fully aged and any surface rust has been wire-brushed back to bright steel. Spend the budget on a single high-quality industrial repaint at year 7 instead of an annual cosmetic touch-up. The result lasts.
What Drives the Price of a 5 to 15 Unit Plant Order?
The price of a 5 to 15 unit aggregate-plant order is driven by the size and grade mix, the delivery distance from Brantford, the delivery window, and how the procurement and dispatch cost compresses across the order. Aggregate plant orders rarely come in single units. The economics of opening a new plant, expanding an existing operation, or replacing the site infrastructure on an aging quarry typically work out to 5, 8, 12 or 15 containers landing within a 30 day window. That bulk pattern changes the pricing math in three ways.
The first is the per-unit price itself. A single 40ft Cargo Worthy container delivered to a plant 90 minutes from our Brantford yard runs into one price band. The same unit, multiplied by 10 in a single delivery window, lands in a different band because the procurement, inspection and dispatch cost compresses across the order. The levers that move a forty-footer’s number up or down, size, grade, distance and the steel market, all still apply on a bulk order; they just get divided across more units. Van Blanc does not publish a fixed bulk-discount table, because every aggregate-plant order has different mix of sizes (some 20ft, some 40ft, occasionally half-heights), different grades (some CW, some WWT) and different delivery scheduling needs. The right path is a call to discuss the actual order, the actual delivery window, and the right grade mix for the actual use cases.
Paul LeBlanc, Owner: “When a plant manager calls about 10 or 12 bins, the first thing I ask is what they are going into. Five containers for parts cribs, three for PPE and consumables, one for rebar pass-through, and two for scrap is a different order than ‘we need 10 containers’ because each of those use cases has a different right grade. Two decades in containers and 40 in Asian trade has taught me that the per-unit price comes second. Getting the grade and the configuration right is what saves the plant money over the next 20 years.”
The second is delivery scheduling. Five containers delivered in one day is a different truck-and-tilt-deck schedule than five containers delivered across five days. The bulk order can usually be delivered in 1 to 3 days from our 4 Brantford yards, but coordinating which container lands where in the plant layout takes a site walk before delivery day. Many aggregate plant clients schedule a Van Blanc site visit a week before the bulk delivery to confirm placement, foundation prep, and access route. That visit is part of how we work; we do not charge extra for it on bulk orders.
The third is the long-tail relationship. Aggregate operations call back. A plant that took 6 bins in 2022 will, more often than not, call for a 7th in 2024 and an 8th in 2026 as the operation grows. The price on those follow-up units matters less to procurement than the consistency of who delivers them, who walks the yard at delivery, and who answers the phone when something goes sideways. Many people call us saying they can get a bin less on Facebook. Two weeks later they call back saying they got scammed. For a plant ordering 10 containers, the Facebook math gets dangerous fast. The honest pricing, the real yard you can visit, and the 30-year track record are why the long-tail orders keep coming back.
What Happens to the Containers When the Quarry Closes?
When the quarry closes, the containers leave with the rest of the site infrastructure: a tilt-deck truck lifts each unit and the operator sells it into the secondary market or moves it to the next operation, recovering a meaningful share of the original capital. Quarries close. Asphalt plants relocate. Concrete batch operations consolidate. Every aggregate operation in Ontario has a finite license-and-resource horizon, and the smart plant managers think about the end of operations the day they specify the site infrastructure. This is where shipping containers beat poured-foundation buildings every time.
A row of 8 Cargo Worthy 40ft containers delivered to a quarry in 2026 will, at the end of that quarry’s productive life in 2040, still be 8 functional containers. A tilt-deck truck can lift each one, the operator can carry it to the next operation, sell it to another aggregate operation in the region, or sell it into the general used-container resale market. A 14 year old container that has lived in a plant yard is dust-coated and chip-marked but structurally sound; the secondary market values it at roughly 50 to 60 percent of its purchase price depending on cosmetic condition and floor wear. The same yard that supplies the plant on day one is also where a closing operation can line up the next buyer for a row of graded units.
Compare that to a poured-foundation shed built in 2026. At end-of-life in 2040, the shed is either demolished at the operator’s expense or left on the property as a regulatory and reclamation liability. The capital recovery is zero. The reclamation cost is positive. The container, by contrast, recovers a meaningful portion of the original capital and creates zero reclamation liability because it picks up and leaves with the rest of the site infrastructure.
The honest math on container vs building for a 15 year horizon
For an aggregate operation with a 15 year operating horizon, 8 used shipping containers at an average installed cost (purchase + delivery + foundation + electrical) will land somewhere between the cost of a single moderately-sized poured-foundation outbuilding. The container row offers more usable square footage, modularity, security, and end-of-life resale value. The building offers permanence that the operation does not actually need. The math heavily favours the container row for any operation with a defined operating horizon under 25 years. Aggregate operations in Ontario almost universally fit that profile.
Van Blanc has supplied bulk container orders to Ontario aggregate, asphalt and concrete plant operations across three decades. The 1995 customers who took their first containers from us have, in many cases, retired and handed operations to a second generation who still call. The new plants we deliver to in 2026 will be calling back in 2028 and 2030 as their operations grow. That is the business we are in. Real yard, real trucks, real 30 year track record.
Frequently Asked Questions
What grade of shipping container is right for an aggregate plant yard?
Cargo Worthy or Wind & Watertight is the correct grade for almost every aggregate, asphalt or concrete batch plant application. The dusty industrial environment will cosmetically age any container within a year, which makes the premium for one-trip containers wasted spend. CW and WWT bins close, seal, hold floor load, and match the cosmetic baseline of an active plant yard. One-trip is appropriate only if the container is being converted to a customer-facing office or showroom on the site, which is rare.
How many containers does a typical Ontario aggregate plant use?
A small or single-plant operation typically runs 3 to 5 containers: one or two parts cribs, one PPE and consumables crib, one scale-house overflow, and optionally a hand-tool crib. A mid-sized multi-line plant runs 8 to 12 containers. Large vertically-integrated aggregate and ready-mix operations with multiple plant lines on one site can run 15 to 20 or more containers in a single yard. The total count grows with plant complexity, not just with tonnage.
Can shipping containers handle the dust and rough handling of an active quarry?
Yes. Shipping containers are built to ASTM A572 Corten weathering steel standards for ocean crossings, far harsher than any quarry environment. Surface rust spots and paint chip marks are cosmetic and do not affect structural integrity or the door seal. The structural concerns at a plant site are foundation settlement, water management around the corner castings, and the seal compression at the door frame. Maintain those three and a CW or WWT bin runs trouble-free for 20+ years.
Do you offer bulk delivery for 5 to 15 container orders?
Yes. Van Blanc has supplied bulk container orders to Ontario aggregate, asphalt and concrete plant operations since 1995. Bulk delivery typically lands within 1 to 3 days of order confirmation from our 4 Brantford yards. We schedule a site walk before delivery day to confirm placement, foundation prep, and access route. Call 519-754-6844 to discuss the order mix and delivery scheduling.
What is a half-height container and when does an aggregate plant need one?
A half-height container is a 20ft container at roughly 4’3″ external height (versus the standard 8’6″). The structural rating matches a full-height unit but the volume is half, which is the right answer for high-density loads like ferrous scrap, manganese liners, rebar offcuts, and broken crusher components. Plants running an active scrap-and-wear-parts return program use half-heights as labelled scrap bins. They are a specialty unit, not stock inventory.
Can a shipping container be used as the scale-house itself, not just overflow?
Yes, and some Ontario aggregate plants have done this. A 20ft container with window and door cutouts, insulation, electrical, HVAC, and a steel-frame counter at the scale window can serve as the primary scale-house. Talk to us about what the conversion involves before committing the budget.
How long is the typical delivery time from Brantford to an Ontario quarry or asphalt plant?
Most Ontario aggregate operations are within 1 to 3 days delivery from our 4 Brantford yards. The quarry belt around Milton, Acton, Caledon and Orangeville is a same-week delivery. Plants north toward Owen Sound or east toward Belleville are typically 2 to 3 days. Northern Ontario aggregate operations (Sudbury, Timmins region) are quoted per route and typically 5 to 10 days. Every quote comes with a real lead time, not a hopeful one.
What size container is right for spare-parts crib storage at an aggregate plant?
40ft Cargo Worthy is the default for spare-parts cribs. The length supports steel shelving down both walls plus a centre aisle and a workbench at the door end. A 20ft container fits smaller plants or specific narrow-inventory cribs (hydraulic hoses only, electrical components only). 40ft high-cube adds a foot of headroom which matters if the parts inventory includes tall items like screen panels or conveyor sections.
Do shipping containers need a concrete foundation at an aggregate plant?
Not usually. Compacted gravel with railroad ties or pressure-treated 6×6 timbers at the four corners is the most common foundation and works fine for the operating life of the container. Concrete sleepers at the corners are a middle option. Full concrete slab is reserved for parts cribs that will never move and where a level floor matters for shelving precision. The critical requirement is compacted, drained pad with no settlement risk under the 4,000 kg corner loads.
What happens to the containers when the quarry or plant closes?
That is one of the strongest arguments for container infrastructure versus poured-foundation buildings. At end-of-operation, the owner can have each container lifted by tilt-deck truck and carried to a new operation, sold into the secondary market at roughly 50 to 60 percent of original purchase price (depending on cosmetic condition), or returned to Van Blanc for resale credit. A 14 year old plant-yard container is structurally sound and has resale value. A 14 year old poured-foundation shed has demolition cost. The math favours containers heavily over the long horizon.
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Sources
- International Organization for Standardization. (2022). ISO 6346:2022, Freight containers, Coding, identification and marking. iso.org/standard/82754.html
- Metso Corporation. (2025). Spare parts for aggregate equipment: crushers, screens, conveyors and feeders. metso.com/products-and-services/parts/spare-parts-for-aggregate-equipment/
- Asphalt Magazine, Asphalt Institute. (2024). An overview of storage and handling of asphalt. asphaltmagazine.com/an-overview-of-storage-and-handling-of-asphalt
- Vince Hagan Company. (2025). Containerized concrete batch plants: fits inside shipping container specifications. vincehagan.com/concrete-batch-plants/stationary/containerized-batch-plants/
- Ontario Stone, Sand & Gravel Association (OSSGA). (2024). Industry profile: Ontario aggregate production and operations. ossga.com
- Transport Canada. (2025). Cargo Securement Standard 10: Containerized cargo road haulage. tc.canada.ca
Reach Van Blanc in Brantford
We have been supplying shipping containers to Ontario aggregate plants, asphalt plants and concrete batch operations since 1995. Our warehouse is at 90 Morton Avenue E in Brantford, and we deliver right across the province on a cash-on-delivery basis. No surprise fees, no chase-the-paperwork.
Van Blanc Ent. Inc. 90 Morton Ave E Unit 1B, Brantford, ON N3R 7J7. Call 519-754-6844 or toll-free 1-888-509-6658.
Whether you are spec’ing five bins for a new plant, expanding an existing parts crib, or planning the site infrastructure for an operation with a 15 year horizon, call us to walk the order before you commit. Worth the drive to see the bins in person at our Brantford yard.