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task library
built templateescalator-designwith-tool

Escalator Capacity

Calculates escalator passenger capacity from escalator speed, step pitch, step width, and practical loading factor. The reduced method converts speed to steps per second, assigns one or two persons per step from width, then reports theoretical and practical hourly capacity.

inputs

4 fields

context

2 archetypes

engine

with-tool

outputs

4 scored fields

contract fields

Parameter Map

4 inputs to 4 scored outputs

  • escalator_speed_m_s

    float

    Escalator running speed

    0.3 to 0.9m/s

  • step_width_mm

    float

    Nominal step width

    500 to 1200mm

  • step_pitch_mm

    float

    Step pitch along travel direction

    300 to 500mm

  • practical_loading_factor_pct

    floathidden in hard

    Practical passenger loading factor

    20 to 100%
steps_per_secondtol 0.03

Steps passing the comb per second

persons_per_steptol 0.01

Assumed persons per step from step width

theoretical_capacity_persons_per_htol 0.03

Theoretical passenger capacity

practical_capacity_persons_per_htol 0.03

Practical passenger capacity

visibility contract

Difficulty Ladder

all_giveneasy

Narrow escalator capacity

all fields visible
all_givenmedium

Narrow or wide escalator

all fields visible
partialhard

Practical loading factor hidden in site context

practical_loading_factor_pct

scenario bands

Archetype Atlas

narrow_escalator

2 contexts

Narrow escalator with one person per step

escalator_speed_m_s0.4 to 0.65
step_width_mm600 to 799
step_pitch_mm380 to 420
practical_loading_factor_pct40 to 75

retail-escalator / station-secondary-access

wide_escalator

2 contexts

Wide escalator with two persons per step

escalator_speed_m_s0.4 to 0.75
step_width_mm800 to 1100
step_pitch_mm380 to 420
practical_loading_factor_pct50 to 85

rail-station / airport-terminal

rendered task

Generation Preview

rail-station-wide-escalator-preview

difficulty
hard
visibility
partial
archetype
wide_escalator
site context
rail-station
instruction excerptescalator-capacity_calc.py

visible fields

  • escalator_speed_m_s0.4 to 0.75 m/s
  • step_width_mm800 to 1100 mm
  • step_pitch_mm380 to 420 mm

withheld schema

practical_loading_factor_pctsteps_per_secondpersons_per_steptheoretical_capacity_persons_per_hpractical_capacity_persons_per_h
Wide escalator with two persons per step. rail-station. Required outputs: steps_per_second, persons_per_step, theoretical_capacity_persons_per_h, practical_capacity_persons_per_h