scope:

This specification covers prefabricated, semicircular steel arch, magazine buildings for general ammunition storage.

Buildings will be of the following spans and lengths, as specified (see 6.2):

Span 16 - 16-foot clear span (lengths in multiple increments of 6 or 12 feet), clear height of 8 feet ±2 inches. Span 25 - 25-foot clear span (lengths in multiple increments of 8 or 12 feet), clear height of 12 feet 6 inches ±2 inches.

intended Use:

The prefabricated buildings described and specified herein are intended for use as ammunition magazines when provided with the specified depth of earth cover.