The Maritime Administration has released two related reports, "Formulas and Procedures for Estimating the Collapse Loads of Ship Structural Members," and "Structural Analysis of the Collapsing Bow of A Striking Ship." Both reports were prepared for MarAd by Hydronautics, Inc.

The reports are available from the National Technical Information Service, 5285 Port Royal Road, Springfield, Va. 22161. Their respective order numbers and prices are PB81-221855, $8; and PB81-111838, $12.50.