Allen Engineering BDF4836B – Bridge Deck Finishers

The BDF4836B from Allen Engineering extends up to 90 feet and paves widths up to 84 feet, making it ideal for full-depth bridge decks and overlays. It can be customized with additional frame sections and a spud vibrator to meet a variety of project specifications.

Description

Allen Engineering BDF4836B: Precision and Power for Bridge Deck Finishing

Built for Maximum Reach and Versatility

The BDF4836B from Allen Engineering is a high-performance bridge deck finisher engineered for the most demanding full depth paving applications. Capable of paving widths up to 84 feet and extending to 90 feet, the BDF4836B gives contractors unmatched reach and flexibility. Whether you’re finishing new highway bridge decks, resurfacing overpasses, or working on multi-lane overlays, this unit ensures efficient coverage and consistent results. Its combination of power and adaptability makes it a must-have for contractors tackling large-scale projects.

Reliable Kohler Power for Demanding Jobs

At the heart of the BDF4836B is the 23.5 hp Kohler CH740 engine. Known for durability and long-lasting performance, this air-cooled powerhouse delivers steady torque and efficient operation during extended paving sessions. Contractors can rely on its proven output to power vibrators, screeds, and other essential systems without interruption. With dependable fuel efficiency and easy serviceability, the Kohler engine keeps crews productive across long workdays.

Modular Design for Custom Applications

A standout advantage of the BDF4836B is its modular frame. Crews can extend the unit with additional sections and equip it with accessories like spud vibrators to match project needs. This versatility allows operators to adapt quickly for narrow decks, wide overlays, or jobs involving rebar and embedded utilities. By integrating seamlessly into any paving workflow, the BDF4836B functions as both a specialized bridge machine and a flexible paver machine that supports various project requirements.

Rugged Performance for Bridge and Road Work

Engineered with Allen’s job-tough standards, the BDF4836B provides the strength and precision necessary for full-depth bridge applications. Its rigid frame and robust construction ensure stability while reducing vibration, giving finishers the control needed for consistent, spec-grade results. Beyond bridges, this unit also excels as a road paver machine, delivering reliability across heavy civil projects where accuracy and efficiency matter most.

Why Choose the BDF4836B?

  • Paves up to 84 ft and extends to 90 ft for large projects
  • 23.5 hp Kohler CH740 engine ensures reliable performance
  • Modular design adapts with extensions and accessories
  • Purpose-built as a heavy-duty bridge machine and versatile paver machine
  • Trusted addition to fleets of professional-grade concrete equipment

Finish Big with the BDF4836B

For contractors handling expansive bridge decks and complex slabs, the BDF4836B delivers power, adaptability, and top-tier results. It’s the concrete pavement machine designed to keep your crew efficient and your projects on schedule.

Specifications

OPERATOR’S CONSOLE ENGINE
Air Cooled KOHLER CH740 / 725 cc
HORSEPOWER CLASS
23.5 hp / 17.5 kW
FUEL TYPE
Gasoline (Diesel option available)
PAVING CARRIAGE ENGINE
Air Cooled KOHLER CH740 / 725 cc
HORSEPOWER CLASS
23.5 hp / 17.5 kW
FUEL TYPE
Gasoline (Diesel option available)
MAXIMUM WIDTH
90 ft / 27.4 m
PAVING ROLLERS
Dual 48 in / 121.9 cm
AUGERS
Dual 8 in Adjustable / 203 mm
SECTION WIDTHS AVAILABLE
3, 4, 6, 12 and 15 ft / 1, 1.2, 1.8, 3.7 and 4.6 m
BOGIES-DRIVER
Two Cupped Wheels – 36 in / 91.4 cm
BOGIES-IDLE
Two Cupped Wheels – 36 in / 91.4 cm
LEGS HEIGHT ADJUSTMENT
44 in (Vertical Adjustment) / 111.8 cm
LEGS (WITH SOLID LEG PLATES)
Manual 6 in or Powered 6 in / Manual 15.2 cm in or Powered 15.2 cm