Title 46

SECTION 39.2015

39.2015 Tank barge pressure-vacuum indicating device - B/ALL.

§ 39.2015 Tank barge pressure-vacuum indicating device - B/ALL.

A fixed pressure-sensing device must be installed as close as practicable to the vessel vapor connection on a tank barge with a vapor collection system. The pressure-sensing device must measure the pressure vacuum in the main vapor collection line and have a pressure indicator located where the cargo transfer is controlled.