33 C.F.R. § 149.694 What are the requirements for catwalks, floors, and openings?
Title 33 - Navigation and Navigable Waters
(a) The configuration and installation of catwalks, floors, and openings must comply with 143.110 of this chapter. (b) This section does not apply to catwalks, floor or deck areas, and openings: (1) In areas not normally occupied by personnel; or (2) On helicopter landing decks.
Title 33: Navigation and Navigable Waters
PART 149—DEEPWATER PORTS: DESIGN, CONSTRUCTION, AND EQUIPMENT
Subpart F—Design and Equipment
Guardrails and Similar Devices
§ 149.694 What are the requirements for catwalks, floors, and openings?

