I. INTRODUCTION Research at Brookhaven National Laboratory involving the use of mazvine craft, associated equipment and personnel necessitates a guide to coordinate ait standardize a uniforn safety effort during such operations. Tt is essential that marine operations be performed in the safest wenn: practicable, in order to minimize hazards to personnel and property. Ii. . SCOPE This guide covers marine operations in all types and sizes of marine eraft (under direct control of, orcharterby, BNL) with respect to preparedness, prevention, control and counteraction of marine incideats in acti - tion to safe guarding of personnel, and equipment. All marine operations shal! be consistent with the requirements of this guide and with applicable federal, shate and local regulations, Diving operations are covered under Guide 1.12.1. (il. r CLASS TFICATIONS A. machitery. Motorboat. Vessels 65 feet and under, and equipped with propulsios Motorboats are classed as 1. Class A~ less than 16 feet, 2. Class 1 - 16 feet to less than 26 feet. 3. Class 2 - 26 feet os, (4) Class 3 - 40 feet ( B. Motor Vessels. Mee to less than 40 feet. to 65 Feet. Any vessel more than 65 feet which is propelled by machinery. CG. Small Craft. Craft such as, but not limited to, flatables and rafts. Paga 3 of 30 punts, canoes, in-