Traffic queue storage length calculator

Calculate queue storage length and total queued vehicles with your own figures.

Your numbers

Use the units shown. Results update as you change valid inputs.

Use queue storage length and total queued vehicles to compare changes to your inputs. The method and limits below explain the scope.

Examples

Examples

Try the starting example

Queued vehicle counts by type (counts)
15,3
Mean vehicle lengths by type (m)
4.5,10
Mean stopped clear gap (m)
2
Queue storage length (m)
131.5
Total queued vehicles (count)
18

Try another scenario

Queued vehicle counts by type (counts)
[16, 3]
Mean vehicle lengths by type (m)
[4.5, 10]
Mean stopped clear gap (m)
2
Queue storage length (m)
138
Total queued vehicles (count)
19
Calculation method

Calculation method

Queue storage length (m)

Vehicle body lengths plus one clear gap between adjacent stopped vehicles; no probabilistic queue model.

Total queued vehicles (count)

Vehicle body lengths plus one clear gap between adjacent stopped vehicles; no probabilistic queue model.

Symbols and units
a
Queued vehicle counts by type (counts)
b
Mean vehicle lengths by type (m)
c
Mean stopped clear gap (m)

Use the units shown. A list keeps the order in which you enter its values. The symbol ^ means “raised to the power of”.

Assumptions & limits

Assumptions & limits

  • User-supplied measurements and assumptions; Vehicle body lengths plus one clear gap between adjacent stopped vehicles; no probabilistic queue model. Supported limits: Finite numeric values bounded to 1e9 magnitude; lists and tables contain 1–100 records unless a stricter bound is stated. Inputs use the units shown. Lists explicitly paired by a method must have matching lengths; independent polynomial coefficient vectors may differ. Respect stated physical, interpolation, policy and computational domain limits.
Are these inputs private?

These calculations run in your browser. A shared link contains the values you choose to share. Only questions submitted to the separate AI finder are sent to OpenAI.

Further reading

Method reference ↗

Background reading; this does not imply endorsement or independent review of SumFizz.

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