Allen Engineering SA12 Truss Screed

This air-driven truss screed has been used on countless projects around the globe for over four decades. The SA12 is ideal for indoor areas and tunnels where combustible engines are not allowed and for paving applications to achieve better consolidation. Available with accessories for roadways, bridges, slab-on-grade, and more.

Description

SA12: Reliable Precision for Concrete Leveling on Any Jobsite

The SA12 from Allen Engineering is a robust, reliable truss screed system built to deliver superior performance in concrete finishing applications. Engineered for durability and accuracy, the SA12 is perfect for contractors who need dependable results over long spans, tight timelines, and rugged working conditions. Whether you’re preparing highways, bridge decks, or large slabs, the SA12 provides precise and consistent leveling every time.

Powered by a reliable Honda GX160 engine and constructed with heavy-duty steel, the SA12 is designed to withstand the rigors of everyday use on busy jobsites. With a working span that extends up to 65 feet, this concrete screed system is ideal for handling large pours while maintaining a smooth and uniform finish.

Power and Versatility in a Truss Screed Design

The SA12 features a modular bolt-together design, allowing crews to quickly adjust the screed length based on project needs. Whether you’re leveling wide-open slabs or tighter interior spaces, this truss screed adapts seamlessly to the scope of the job. Its precision-engineered frame ensures maximum rigidity, reducing vibration and delivering a flatter, more professional finish across every pour.

With this flexibility, the SA12 can glide effortlessly across cement forms, helping contractors achieve higher-quality results with reduced manual effort.

Smooth Performance and Easy Operation

The Honda GX160 engine powers the SA12 with consistent, fuel-efficient output that supports long working hours without interruption. Lightweight for a machine of its size, the SA12 is easy to maneuver while still offering the stability required for demanding pours.

Designed as a high-performance concrete leveling machine, it simplifies the finishing process while reducing labor strain. Its user-friendly controls and ergonomic design give operators full command of speed and vibration—key elements for achieving a smooth, even surface on every job.

Built for Durability and Long-Term Use

From steel construction to the hardened connectors and wear-resistant components, the SA12 is made to perform day after day. It’s a trusted choice for crews handling highways, airport runways, or commercial slabs where consistency and precision matter most.

As a professional-grade concrete screed, it integrates easily with common cement forms and adapts to a variety of site conditions without compromising performance.

Why Choose the SA12?

✅ Modular design with up to 65′ span for wide pours
✅ Honda GX160 engine for reliable and efficient performance
✅ Ideal as a truss screed, concrete leveling machine, or finish screed over cement forms
✅ Reduces vibration and increases surface flatness for superior results
✅ Durable, jobsite-ready construction for long-term reliability

Level Smarter with the SA12

When your project demands strength, accuracy, and lasting performance, the SA12 delivers. As a powerful and adaptable concrete screed, it ensures top-tier results across all your finishing applications.

Specifications

FRAME CONSTRUCTION
Steel
VIBRATION SYSTEM
Dual Air
VIBRATIONS
11,000 vpm
CFM PER PISTON
4
MAXIMUM WIDTH
65 ft / 19.8 m
LOWEST CONCRETE SLUMP
2 in / 5.1 cm
MAXIMUM CONSOLIDATION DEPTH
12 in / 30.5 cm
BLADES
10 Gauge Galvanized Steel