Grain Bin Sales & Installation in Central South Dakota

Built for South Dakota Harvests

At Donlin Building, we provide professional grain bin sales, construction, and installation in Central South Dakota, helping farmers protect their investment and maximize storage efficiency. Whether you need a single bin or a complete grain storage system, our experienced crew ensures your structure is built for long-term durability and performance.

We understand the demands of South Dakota weather and agricultural production. That’s why we build grain storage systems designed to withstand heavy winds, snow loads, and seasonal temperature shifts common in Miller and surrounding communities.

Our Grain Bin Services Include:

• Grain bin sales and installation

• Grain drying systems

• Hopper bins and bulk storage

• Grain handling equipment

• Site preparation and concrete foundations

• Repair and expansion of existing bins

Serving Miller & Central SD Farmers

From family farms to large-scale operations, we serve customers throughout Miller, Highmore, Huron, Redfield, and surrounding Central South Dakota communities. Our goal is to deliver reliable agricultural construction that supports your operation year after year.

📞 Contact us today to discuss your grain storage needs.

Brock Grain and Feed Systems has a world-wide reputation for providing reliable on-farm and long term commercial storage solutions. Brock bins provide dependable secure storage season after season. Whether your storage consists of a couple of bins with an auger or a row of bins with an integrated loading and unloading system, Brock Bins are the right choice for the job.

Grain Bin Accessories

Complete line of aeration and drying systems to meet any need.

Complete line of high performance fans and heaters for all in-bin grain drying and conditioning.

Fans and heaters are engineered for high efficiency and manufactured using galvanized steel and designed to deliver maximum air performance under various static pressures.

In-bin drying equipment includes Stirators, Grain Flow in-bin continuous drying system, pneumatic grain conveying system, power sweep unloading systems.

Roof stairs and ladders, roof safety rings, handrails. Inside ladders, outside ladders, ladder cages, landing platforms, circular stairs.

Brock’s LATCH-LOCK Walk-in door has a one-piece outer door that opens wide to latch securely against the side of the bin.

The four interlocking inner panels open in sequence from top to bottom with a simple lift of the patented latches. No tools required.

Service from planning to installation….and beyond.

Features

Sizes ranging from 15′ diameter to 105′ diameter with capacities from 1467 bushels to 682,789 bushels.

Bin roof load capacity ranges from 2000 pounds to 10,000 pounds depending on bin diameter.

Roof top center collar is large to accommodate all types of filling devices.

Roof manhole opening is large and features a hinged cover for easy access and ventilation.

Bin assembly bolts are corrosion-resistant with weather-seal washers.

Bin anchor system securely fastens bin to foundation and is designed to withstand winds up to 90 MPH.