UniSA STEM

Week 11d-Chassis section size

The base trailer weighs approximately 950 kg and the ancillary equipment is up to 2500 kg. Taking to

the trailer close to its maximum allowed of 3,500 kg.

Assume the weight is applied on each side at the locations circled below in red and the location of

chassis support by the suspension is circled in blue.

11d.1 Determine an appropriate RHS section size for the chassis side rails with one RHS beam per

side.

441

1557

FLO

297 393 96 391 299

985

University of South Australia

Australia's University of Enterprise

3563

IT

154

2024