Cargo Control & Tie-Downs

Truck & Tow Buying Guide

The tie-down math the FMCSA checks first. Cargo securement is arithmetic before it is anything else. Federal rule 49 CFR 393.106 sets the floor: the aggregate working load limit of the tiedowns on an article has to reach at least half its weight, counting half the WLL of each strap running from anchor to cargo and the full WLL of one that crosses over the load and anchors on both sides. Then 393.110 sets the count for cargo that is not blocked against forward movement: one tiedown for articles up to 5 ft and 1,100 lb, two once it runs longer or heavier, and another for every additional 10 ft or fraction of it. Those are pass-an-inspection minimums, not a target for a careful driver. They also assume every strap in the count has a legible WLL and sound webbing, so a shredded or unmarked ratchet strap does not count toward the number even if it still holds. Buy to the ratings, then add margin.

Web for most loads, chain for the loads that cut. Synthetic webbing is light, easy on painted and finished surfaces, and rated conservatively. Under the WSTDA standard a web tie-down's working load limit is set at one third of its assembly break strength, so that two-thirds reserve absorbs shock, abrasion, and age rather than sitting there for you to spend. Webbing covers the bulk of flatbed and van work, but it loses to anything with a hard edge. Machinery, steel plate, and coil saw straight through polyester, and that is where transport chain and binders take over: Grade 70 chain, gold chromated so an inspector can read the grade at a glance, tensioned with Kinedyne lever binders or Crosby Speedbinders torque drive load binders. Where webbing does ride over a corner, a steel or plastic strap corner protector keeps the edge from cutting it and spreads the crush on the load underneath.

Ratchets, winch straps, and the bars that tension them. The working strap comes in two families here. Ratchet straps use a heat-treated ratchet to multiply hand tension and strip off just as fast, in every common hook pattern from flat and wire hook to Delta ring, plus wheel nets for vehicle transport, with Lift-All Load Hugger tiedowns reaching up to 15,000 lb. Winch straps trade the ratchet for the trailer's built-in winch on the rail, Kinedyne 2, 3, and 4 inch flat hook, wire hook, and chain anchor styles that most flatbed fleets standardize on. A winch strap only tensions with a winch bar, so the combination and standard bars belong in the same order, along with a nylon sleeve where the webbing wraps a sharp corner. When a lever ratchet is overkill, a cam buckle strap holds lighter loads with a friction cam that will not overtension a kayak, a watercraft, or a piece of furniture.

Securing inside the van: E-track. Enclosed trailers and box trucks anchor to the wall, not the deck, and that is what E-track systems provide: horizontal and vertical Series E and A track, powder coated, galvanized, or aluminum, that bolts to the van wall and gives a rated anchor anywhere along its length. The fittings that lock into it are E-track straps, spring-loaded ratchet and cam buckle straps with the E fitting already crimped on, so a load gets tied off in seconds without a floor D-ring in sight. Add shoring beams, the adjustable jack and shoring bars that ratchet between the walls to brace a partial load or split a deck into layers, and an empty box turns into a securement grid.

Chocks, tarps, and the visible details. Some loads need shaping, not merely strapping. Steel coil rides in a coil chock or on a friction mat that cradles the roll and keeps it from walking, and a tarped load holds its cover with rubber tarp straps, EPDM and natural rubber ties from 15 to 41 inches that flex in the cold without cracking. Anything wider or longer than the legal envelope has to be made visible with oversize load flags: red and fluorescent orange 18 inch warning flags and reversible Wide Load and Oversize Load banners, sized to the state rules an inspector will hold you to.

The loading end and the heavy iron. Getting the load on and off is its own gear. Loading dock equipment here is all Vestil, aluminum and steel dock boards, dockplates, and walk ramps that bridge the gap between a trailer and a dock or the ground, rated from a hand-truck plate up to welded 11,000 to 12,000 lb truck dockboards. And when the truck carrying the load is a mobile crane or boom, its outriggers need a footing: DICA outrigger pads in FiberTech and SafetyTech builds spread the outrigger load over enough ground that the machine stays level on soft or uneven surface.

When it leaves the pavement. The last shelf is recovery. A snatch block redirects a winch line or doubles its pulling power, from Mytee hook and shackle blocks up to McKissick 419 and William Hackett units for heavier line. A soft shackle, the spliced HHIppo Link, connects a synthetic winch line without the stored energy a steel shackle throws if something parts. And an off road jack, the Vestil heavy-duty farm jack, lifts, winches, and clamps a stuck vehicle when nothing else reaches. None of it is everyday securement, but the day a load leaves the road it is the difference between a delay and a phone call.