Canadian dealer for
Amerideck Hydraulic Loading System


Custom Trailer and Dump Box Manufacturing

Berkelmans Welding and Manufacturing Inc.
Delivery available throughout Canada.

Hydraulic Dump Trailers

Berkelmans Welding and Manufacturing Inc. hydraulic dump boxes are heavy duty dump trailers with hydraulic dumping. They are best suited for hauling construction debris, roofing materials for shingle waste and landscape supplies. They have an all metal frame and dump box with a large capacity.

They are tough and stand up to everyday use. They have certain inbuilt features such as a tarp tie down system, stake pockets, lube hub axles, and a deep cycle marine battery . There are brakes on all wheels, heavy-duty safety chains and a front mounted safety prop-rod that offer immense safety.

Load it! Move it! Dump it!
Berkelmans Welding Construction Dump Trailers!

Custom Heavy Duty Farm / Construction Dump Trailers


Heavy Duty 20 ton Farm/Construction Dump Trailer

Berkelmans Welding and Manufacturing Inc.
¼” plate steel floor and sides bent as one pan.
Optional Silver slide 3/8 plastic liner.
Optional QT 400 abrasion resistance floor.
3” x 4” x .188 tube top rail.
3/16 plate steel tailgate on hydraulic arms that extend 3.5 feet above side walls when in open position.
Uni body construction on long sills welded to floor.
10” x 4” x .250 tube main frame and tongue.
Swivel clevis or pintle ring hitch.
Heavy duty European style telescopic cylinders connected to the trailer frame with a truniun and to the box on a swivel ball. To help protect seals when dumping on uneven ground.
Hydraulic brakes on one axle. (brakes on both axles are an optional.)
LED tail lights.
Cushion ride hitch.
Removable hitch.
Spring suspension on a walking beam 20 ton capacity.
All seams and post are 100% welded.
88” to the top of box from ground,
19ft 6” to top of box in dump position.
60 degrees dump angle.
Trailer weighs 9100 lbs.
16 ply 550/60-22.5 Tires on 10 bolt wheels. 12000 lb per tire load rating.
Optional 700/50/22.5 tires.
Pockets in side for extensions.
Built in grain chute.
12000 lb drop leg trailer jack.
360 cubic foot box without board extensions and 480 cubic feet with board extensions.
20% of the load is on the tractor hitch when you have an even load.
Chemical washed, metal treatment and primer, Painted cat yellow. (test results have shown that this metal treatment/primer to be superior to powder coat in chip and corrosion resistance.)
Delivery available throughout Canada and USA

16 ton Construction Dump Trailers

16 ton Farm or Construction Dump Trailer with a 8 bolt 8000lb hub capacity. Manufactured by Berkelmans Welding and Manufacturing Inc.

Farm Dump Trailer Specifications:
2.3/4” replaceable spindles.

7.5 ft wide x 16 ft. long x 5 ft. high.

8”x 4” x 1/4'” tube main frame.

3/16” formed long sills welded 100% to the floor.

1/4” plate floor bent with the sides as one pan.

12000 lb drop leg trailer jack.

Swivel clevis style hitch.

Hydraulic tailgate that lift 40” above sides when open.

Grain chute in tailgate.

Tail lights and reflective tape.

4” channel post.

3x4x.188 tube top railing,
55 degree dump angle.

11 cubic yard capacity without the board extensions.

With the board extension it has a 15 cubic yard capacity.

Sealed beam tail lights and reflectors.

Telescopic front mount hoist.

Available with the underbody telescopic hoist with swivel head and pivot truniun for flexibility which is easier on cylinder seals

Chemical wash, automotive type metal treatment and primer, top coat with your choice of colour.

Test results have shown that this automotive grade metal treatment and primer is superior to powder coating in chip and corrosion resistance.


12 Ton Tandem Axle Farm/Construction Dump Trailers

12 ton tandem axle farm/construction dump trailers by Berkelmans Welding and Custom Manufacturing Inc.

3/16 plate floor and sides, bent as one pan.
Unibody floor supports.
Box is 12 feet long 90” wide inside. 34” high sides without board extensions and 46” with the board extension.
8” x 4”x188 tube main frame and tongue.
All seams, joints and post are 100% welded.
Self opening tailgate.
Tandem axle assembly on a walking beam.
8 Bolt hub 8000 lbs. per spindle load rating.
Spindles are bolted in and replaceable.
Ground to top is 76” no board extension. 9.44 cubic yard.
Ground to top with the 12” extension is 88” 12.77 cubic yard
Overall width is 101”
Overall length is 17 ft.
15 ft from ground to top in dump position.
14 ply 500/50/17” tire 9800 lb per tire rating floatation tires on 8 bolt rims. 38” high.
Swivel hitch for roll over safety 1.25” hole.
7000 lb drop leg trailer jack.
12 ton telescopic front telescopic hoist.
Pockets in side for board extension.
Sealed beam tail lights.
Trailers are chemically washed, Automotive grade metal treatment and primer.
Your choice of colours.
Requires minimum 100 HP tractor.

Delivery available throughout Canada and USA.
RR#7, Aylmer, Ontario, Canada N5H 2R6
PH: 519-765-4230 Fax: 519-765-4507

Aluminum Dump Truck Boxes

Berkelmans Welding and Manufacturing. Inc. Custom build boxes are built to your specifications. Uni body construction illuminates the need for cross members allowing no place for salt and sand to sit under the box. All seams and joints are 100% welded. Cam locks on fold down side doors allowing rattle free travel. Available with scissor or telescopic hoist, DC, PTO or clutch pumps.

aluminum dump trailers

aluminum dump trailers

Hydraulic Dump Trailers

Hydraulic Dump Trailers

Construction Dump Trailers

Construction Dump Trailers 7,000 to 12,000lb capacity

24000 lb Custom dump trailers available

Construction Dump Trailers

Construction Dump Trailers

Construction Dump Trailers

Construction Dump Trailers

2000 to 24000lb Construction Dump Trailers