Regulations § 393.134
What are the rules for securing
roll-on roll-off or hook lift
(a) Applicability. The rules in this section apply to the
transportation of roll-on/roll-off or hook lift containers.
(b) Securement of a roll-on/roll-off and hook lift container.
Each roll-on/roll-off and hook lift container carried on a vehicle
which is not equipped with an integral securement system must be:
(b)(1) Blocked against forward movement by the lifting device, stops, a
combination of both or other suitable restraint mechanism;
(b)(2) Secured to the front of the vehicle by the lifting device or
other suitable restraint against lateral and vertical movement;
(b)(3) Secured to the rear of the vehicle with at least one of the
(b)(3)(i) One tie down attached to both the vehicle chassis and the
(b)(3)(ii) Two tied owns installed lengthwise, each securing one side of
the container to one of the vehicle's side rails; or
(b)(3)(iii) Two hooks, or an equivalent mechanism, securing both sides
of the container to the vehicle chassis at least as effectively as the
tied owns in the two previous items.
(b)(4) The mechanisms used to secure the rear end of a roll-on/roll off
or hook lift container must be installed no more than two meters (6 ft 7
in) from the rear of the container.
(b)(5) In the event that one or more of the front stops or lifting
devices are missing, damaged or not compatible, additional manually
installed tied owns must be used to secure the container to the vehicle,
providing the same level of securement as the missing, damaged or
[67 FR 61234, Sep. 27, 2002]