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Loads and freight

Drop and Hook Trucking: What It Means for Your Dry Van

Updated By DryVanDispatch Dispatch Desk

Quick answer

Drop and hook trucking means you drop an empty trailer at the shipper and hook a trailer they've already loaded, instead of waiting at a dock while they load yours. For a dry van, that can turn hours of dock time into minutes. It needs trailers in the shipper's pool, and those usually come from repeat freight.

Time at the shipperExample

Live load 4.5 h

  • Check in (0.5 h)
  • Wait for a door (1.5 h)
  • Loading (2 h)
  • Papers (0.5 h)

Drop and hook 0.75 h

  • Check in (0.25 h)
  • Drop empty, hook loaded (0.5 h)
EXAMPLE only. Real dock times vary by facility, day and appointment.

Drop and hook trucking is the closest thing a dry van carrier gets to skipping the dock. Instead of backing into a door and waiting for a forklift crew, you drop a trailer in the yard, hook one that's already loaded, and leave. For an owner-operator paid by the load, time at a dock is time the truck isn't earning, so knowing how drop freight works, and when it's worth chasing, matters.

Drop and hook vs live load

There are two ways a dry van gets loaded or unloaded:

Live load or unloadDrop and hook
What happensYou back in and wait while they load or unloadYou drop one trailer and hook another
Dock timeHours on a slow dayUsually a short yard visit
Who controls timingTheir dock scheduleYou, within the pickup window
Detention riskReal; depends on free time and termsLow at that stop
What you needYour trailerA trailer to drop and one to hook
Typical freightSpot loads, smaller shippersRepeat, high-volume shipping lanes

Many loads mix the two: live load at a manufacturer, drop at a distribution center, or the reverse. Always read which end is which on the rate confirmation.

What is drop and hook freight?

Drop and hook freight is van freight the shipper has preloaded into a trailer before you arrive. The trailer sits in their yard, sealed, with paperwork waiting at the guard shack or shipping office. You check in, inspect the trailer, verify the seal number against the bill of lading, hook it and go.

Big shippers do this because it lets their docks work on their own schedule, not every truck's arrival time. That's why drop freight clusters around:

  • Manufacturers and plants with steady daily output
  • Retail and grocery distribution centers
  • Large warehouses and third-party logistics facilities

These shippers mostly run drop programs with carriers that have trailers on site, which is why "drop and hook trucking companies" tend to be fleets with more trailers than trucks. A small carrier gets in through repeat lanes.

How trailer pools work

A trailer pool is a set of empty trailers parked at a shipper so loaded ones are always ready. A carrier with a dedicated lane might keep several trailers in a pool and run a truck back and forth swapping them. For a one-truck carrier, there are three realistic versions:

  1. Swap at the same facility. You drop your empty and hook the one they loaded. This needs the shipper or broker to have a loaded trailer that's yours or that you're allowed to pull.
  2. Hook a shipper or broker trailer. You pull equipment that isn't yours under a trailer interchange agreement, which sets who's responsible for damage and how long you can keep it. Check whether your insurance covers non-owned trailers before you sign one.
  3. Stage your own trailer. Rare for a single truck, since you'd need a second trailer.

When you hook a trailer you didn't load, you still own the inspection. Federal rules require you to be satisfied the trailer is in safe condition, including coupling devices, brake connections, lights, tires, wheels and rims, before you drive (49 CFR 392.7 and 49 CFR 396.13). Our dry van trailer inspection checklist covers what to look at.

What to check before you hook

A preloaded trailer saves time only if nothing's wrong with it. Before you pull out of the yard:

  • Seal number on the door matches the bill of lading, and the seal is intact.
  • Weight on the paperwork is legal for your tractor. If it feels heavy, scale it. You're the one who gets the overweight ticket, not the shipper. Our guide to the max weight for a 53 ft dry van shows the math.
  • Tandem position works for your axle weights and the states on your route.
  • Trailer condition: lights, tires, brakes, doors, mud flaps and annual inspection.
  • Paperwork: bill of lading signed and marked "shipper load and count" if you didn't see it loaded.

That last point matters. On a sealed drop trailer you can't count the freight, so you don't want to sign as if you did. Notes like "SLC" (shipper load and count) protect you if the receiver later reports a shortage.

Is drop freight worth chasing?

For most owner-operators, yes, when it's on a lane you run anyway. The posted rate on drop freight isn't always higher, but the hours you save can mean an extra load in a week. Compare loads on net profit and profit per hour with the dry van load profit calculator rather than looking at the rate alone.

Drop freight also tends to come with steadier shippers, better appointment discipline and repeat volume, which is how small carriers get on dedicated dry van lanes in the first place.

Finding drop and hook loads

On load boards for dry vans, drop loads are usually marked in the comments or load details. Filter or search for "drop," "D&H," or "preloaded". Loads posted as power only are a different setup with no trailer of your own; we only dispatch carriers running their own dry van, so we pass on those. Then ask the broker three questions: which end is the drop, whose trailer you're hooking, and whether there's an interchange agreement.

The bigger opportunity is off the board: repeat freight from shippers who already run drop programs. Our dry van dispatch desk works those relationships for you and keeps track of which shippers preload on your lanes. For more on where van freight comes from, see dry van loads, or browse all our dry van guides.

Drop and hook questions

What does drop and hook mean in trucking?

It means swapping trailers instead of waiting. You arrive, drop your trailer in the yard (empty at a shipper, loaded at a receiver), and hook another trailer that's ready to go. The shipper loads or unloads the trailer on its own schedule, so your truck isn't stuck at a door.

What is drop and hook freight?

It's freight where the shipper loads a trailer before you arrive, so you pick up a sealed, preloaded trailer. Load boards and rate cons usually mark it as 'drop' or 'D&H' at pickup, delivery or both. Ask which end is the drop: a load can be drop at pickup and live unload at delivery.

Can an owner-operator with one trailer do drop and hook?

Sometimes. If you drop your only trailer, you need to hook another one, usually a shipper-owned or broker-supplied trailer under an interchange agreement. With one van, most of your drop loads are a swap at the same facility: your empty goes in, a loaded trailer comes out, often with an interchange agreement for the trailer you hook.

Do drop and hook loads pay less?

They often post at a similar or slightly lower rate because the shipper isn't paying for driver wait time. They can still pay you more per hour, since you skip the wait. Compare the true rate per mile and profit per hour, not just the posted number.

Sources

  1. 49 CFR 392.7, equipment inspection and use (coupling devices, trailer brake connections), checked October 2026
  2. 49 CFR 396.13, driver inspection before driving, checked October 2026

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