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What waiting and detention really cost a truck

Hours spent waiting at a factory gate, a warehouse or a checkpost don't show up on any bill. They still cost you, because a waiting truck isn't earning. This guide puts a rupee figure on an hour of waiting, and shows how to use it when you negotiate detention charges.

In short

  • Waiting costs you trips. Fewer trips means less contribution towards fixed costs and the EMI.
  • In the example, every hour of the cycle is worth about ₹236, so a full day of waiting is about ₹5,700.
  • Cutting waiting from 14 to 6 hours a cycle adds a 9th trip, worth ₹17,000 a month.
  • Set detention charges from your own figure, plus any extra costs, such as a driver's daily allowance.

Why waiting is a cost even though nobody bills you

In our trips-per-month guide, the example truck's 72-hour cycle included 14 hours of waiting at loading and unloading points and for documents. With 600 hours available in the month, that cycle allowed 8 trips.

Your fixed costs and the EMI are the same whether the truck is driving or standing still. So the real cost of waiting is the contribution the truck could have earned in that time.

Step 1: Put a value on one hour

Value of one cycle hour = contribution per trip ÷ cycle hours

Worked example: what an hour is worth
Contribution per trip (freight − trip costs)₹17,000
Cycle time72 h
Value of one hour: ₹17,000 ÷ 72₹236
Value of a 24-hour day₹5,667

This is the contribution lost, not the full cost. If waiting also means extra driver allowance, parking or diesel burnt idling, add those on top.

Step 2: See what less waiting is worth in a month

Worked example: same truck, less waiting
Waiting 14 h a cycle → 72 h cycle: 600 ÷ 72 = 8.38 trips
Waiting 6 h a cycle → 64 h cycle: 600 ÷ 64 = 9.49 trips
Extra contribution: 1 trip × ₹17,000+ ₹17,000 a month

In our trips-per-month example, 8 trips left the owner with just ₹259 a month to spare after the EMI and their own pay. One extra trip from shorter waits changes that to about ₹17,000. Waiting time can decide whether a truck works at all.

Watch out: the extra trip only counts if there's an extra load to carry. If your customer only has 8 loads a month, shorter waits give the truck spare time, not money, unless you can fill it with other work.

Step 3: Use the number when you negotiate

Many freight agreements give the customer some free time at loading and unloading before detention charges apply. How much free time, and the rate after it, is a matter for your contract. Your own figure tells you what a fair rate is for your truck:

Ways to cut waiting that you control

Run it with your own numbers

FleetProfit's monthly plan builds the cycle from driving, loading, unloading, waiting and rest hours, so you can see exactly how many trips fit and what an hour less waiting is worth.

Open the monthly plan

Common questions

How do I calculate the cost of truck waiting time?

Divide the contribution of one trip (freight minus trip costs) by the hours one full cycle takes. That is what each hour of the truck's time earns; waiting loses it. Add any extra costs of waiting, such as driver allowance.

What is a fair detention charge?

At least what the truck would earn in that time, plus the extra costs of waiting. The amount of free time and the rate are for you and the customer to agree in the contract.

Does reducing waiting always increase profit?

Only if there are extra loads to fill the time saved. Otherwise it gives the truck spare capacity, which is useful but doesn't earn until you find work for it.