Power and utilities
Discuss the environment, access constraints and required working height with our product team.
Span 400
A modular fiberglass tower family with three platform lengths, narrow and double-width frames, 15.7-inch rung spacing, and configurations up to 39.4 feet.

Modular Towers / Span 400
The broadest length selection in the catalog: 78.7, 98.4 or 118.1 inches, with narrow and double-width frames for industrial access planning.
Final capacity, tower height, components, color, regulatory suitability and availability are confirmed during quoting.
Technical overview
Imperial dimensions are rounded conversions from source metric measurements.
Common applications
Selection requires a competent review of the complete system, work task, site conditions and applicable U.S. requirements.
Discuss the environment, access constraints and required working height with our product team.
Discuss the environment, access constraints and required working height with our product team.
Discuss the environment, access constraints and required working height with our product team.
Discuss the environment, access constraints and required working height with our product team.
How to configure it
Select platform length around the work zone and choose 28.7- or 53.9-inch frame width based on clearance, platform-area and stability requirements.
Discuss this configuration →What distinguishes this family
Configuration matrix
Measurements below are rounded imperial conversions. A quote confirms the exact component package supplied for the United States.
Product-specific answers
These answers distinguish verified source specifications from requirements that must be confirmed for U.S. supply.
The family lists approximately 78.7, 98.4 and 118.1-inch lengths.
The 28.7-inch option supports tighter access, while the 53.9-inch option provides a broader working footprint. Final selection depends on the complete system and site.
Outdoor suitability depends on the complete quoted configuration, weather, surface, stabilization and manufacturer instructions.
Compare configurations
Answers before you quote
Clear answers help teams evaluate fit, collect the right project details and begin a productive conversation.
Ask a QuestionFiberglass components are valued for their electrically non-conductive material properties. A complete jobsite hazard assessment, required clearances, inspection and all applicable regulations still govern safe use.
No. Material selection is only one part of a safety program. Employers and competent persons must address energized-work practices, approach boundaries, site conditions and applicable OSHA requirements.
Common applications include electrical maintenance, utilities, chemical processing, refineries, aerospace facilities, laboratories, clean rooms and corrosive environments.
Yes. Custom configurations can address restricted footprints, unusual equipment geometry, repeatable maintenance tasks and specialized facility requirements.
Yes. Fiberglass Scaffold supports customers nationwide. Delivery scope, lead time and freight requirements are confirmed with each quotation.
Send the required platform height, approximate working height, footprint limits, application, site conditions and desired quantity through the quote form, or call (877) 697-2233.
Need the right configuration?
Share the application, footprint, environment and access requirements. We’ll help identify a practical next step.
Specialized companies. One access network.