MSC.1/Circ.677/Rev.1 Revised standards for the design, testing and locating of devices to prevent the passage of flame into cargo tanks in tankers

Издание на английском языке
The 1981 and the 1983 amendments to the International Convention for the Safety of Life at Sea, 1974 (SOLAS) include revised requirements for fire safety measures for tankers, which were incorporated in the revised SOLAS chapter II-2 in the 2000 amendments. SOLAS regulation II-2/4.5.3.3 states:
"The venting system shall be provided with devices to prevent the passage of flame into the cargo tanks. The design, testing and locating of these devices shall comply with the requirements established by the Administration which shall contain at least the Standards adopted by the Organization."

Contents
1 Introduction
1.1 Purpose
1.2 Application
1.3 Definitions
2 Standards
2.1 Principles
2.2 Mechanical Design Standards
2.3 Performance Standards
2.4 Flame Screens
2.5 Sizing, location and installation of devices
3 Type test procedures
3.1 Principles
3.2 Test procedures for flame arresters located at openings to the atmosphere
3.3 Test procedures for high velocity vents
3.4 Test rig and test procedures for detonation flame arresters located in-line
3.5 Operational test procedures
4 Miscellaneous
4.1 Marking of device
4.2 Laboratory report
4.3 Manufacturers' instruction manual