A screen wall is a freestanding wall built to hide, enclose, or protect something on a property: mechanical equipment, a dumpster, a utility yard, or a storage area. A precast concrete screen wall does that job with panels cast in a plant instead of block laid on site. We cast the panels indoors in Kalispell, engineer the wall for wind and frost, and set it in a day or two instead of the weeks a masonry wall takes on site.
What site and screen walls are used for
- Equipment screening. Generators, transformers, chillers, and pump equipment that the owner or the city wants out of sight.
- Dumpster enclosures. Trash and recycling enclosures at commercial buildings, schools, and multifamily sites. More on these below.
- Utility and substation yards. Solid walls that limit sight lines and access to critical equipment.
- Security and perimeter walls. Storage yards, municipal shops, and equipment lots.
- Yard and material separation. Dividing laydown areas and storage. For stackable bin walls, our Concrete World Block is often the better fit.
Precast concrete dumpster enclosures
A dumpster enclosure (some cities call it a dumpster corral or trash enclosure) is a three-sided wall around a commercial dumpster pad, usually with a gate on the open side. Many cities require one on commercial site plans, and most get built out of block. They take a beating: bins get slammed into the walls every pickup, and a garbage truck backing in will find any weak corner.
A precast enclosure is solid concrete panels set on a footing, so there are no mortar joints to knock loose and no block faces to chip. We cast in the embeds for gate posts and hinges, and the enclosure goes up in a day. Single and double dumpster layouts follow the hauler’s and the city’s clearance rules, which we work from on your site plan. For sizes, gate openings, and pad specs, see our concrete dumpster enclosures guide.
Why precast instead of block or wood
| Precast screen wall | CMU (block) wall | Wood or composite | |
|---|---|---|---|
| Site time | Panels set in a day or two | Weeks of laying, grouting, curing | Days |
| Weather dependence | Cast indoors year-round | Masonry needs cold-weather protection | Low |
| Impact resistance (bins, trucks) | High | Moderate; damaged units need repair | Low |
| Fire | Noncombustible | Noncombustible | Combustible |
| Maintenance | Little to none | Joints and coatings over time | Regular |
The fire line matters more every year in the Flathead. A concrete wall around a generator or a fuel area does not burn.
How a freestanding precast wall is engineered
A screen wall looks simple, but a tall solid wall is a sail. The engineering comes down to three things:
- Wind. The wall and its foundation are designed for the wind load at your site under the building code, which in practice sets how tall the wall can go and how deep the foundation has to be.
- Overturning and the foundation. The panels have to be tied into something that keeps them standing, and the project engineering sets what that is. We work either way: we can cast the footings in the plant, or the contractor pours a footing on site and we set our panels on top of it.
- Frost. Foundations go below the local frost depth so the wall does not heave out of line after its first Montana winter.
We design the panels and connections in house through our engineering team, and coordinate the foundation with your civil or structural engineer.
Gates, openings, and finishes
Screen walls usually need a way in. We cast openings and embeds for gate hardware, bollards, and doors into the panels, and we fabricate steel embeds in house so the hardware lines up. We can fabricate the steel gates as well.
Finishes include smooth gray, sandblast, and form-liner textures such as barnwood and stone, with paint or stain on top. A form-liner face lets a trash enclosure or equipment screen match the building next to it. See architectural precast concrete panels for the finish options in detail.
Related walls we build
- Highway and noise walls: see sound walls, including our work on the Highway 93 bypass.
- Property and privacy fencing: see precast concrete fence.
- Walls that hold back soil: see retaining walls.
- Walls that are part of a building: see structural wall panels.
Frequently asked questions
How tall can a precast concrete screen wall be?
Height depends on the wind load at the site and the foundation, not just the panel. There is no single maximum: a taller wall takes a bigger foundation, and we size both during design.
Is a precast screen wall cheaper than a block wall?
Often it is close on material and cheaper on schedule, because the precast wall sets in a day or two and does not need masons, grout, or cold-weather protection. The bigger the wall and the tighter the schedule, the more precast wins.
Does a precast screen wall need a foundation?
Yes. A freestanding wall has to resist wind and overturning, and the foundation goes below frost depth. The foundation is set by the project engineering. We can supply precast footings, or set our panels on a footing the contractor pours.
Can you build a precast dumpster enclosure?
Yes. Trash enclosures are one of the most common uses. The walls take bin and truck impacts that damage block and wood, and we can cast gate embeds and finish the face to match the building.
How are site walls installed?
We deliver the panels on our own trucks. On small installations, such as a single trash enclosure or equipment screen, our crane trucks and crew set the panels and make the connections, and a typical enclosure goes up in a day. Larger walls are usually set by an erection subcontractor.
Tell us what you need to screen
Send us a site plan, the wall height you need, and what it has to hide or protect. We will come back with a layout, a schedule, and a price. Get an estimate or see all precast wall panels.