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Table 3 Bounding box size for recommended walkway dimensions

From: A visual tool for accessibility study of pipeline maintenance during design

Application

Box size*

One person traveling in an area with limited access

51×51×150

One person in unrestricted area, where two persons could pass

71×71×210

One person with a cart

71×120×210

Normal two-way traffic or any means of egress that leads to an entrance or exit

92×120×210

Corridor or passageway that serves as a required exit

112×120×210

  1. *Size representation: W (cm) × (D + d) (cm) × H (cm).