一、概述二号船闸位于葛洲坝三江航道的右侧,闸室有效长度280米,宽度34米(水面实际长度达319米,水域面积10800平米。)槛上水深5米。可通过万吨级船队。船闸的最大水头27米,下泄水体容量28.7万立米,为一单级高水头大型船闸。输水系统是船闸的重要组成部分,对二 I. Overview Lock No. 2 is located on the right side of the Gezhouba Sanjiang Waterway with an effective length of 280 meters and a width of 34 meters (actual water surface length is 319 meters and water area is 10800 square meters). Through the 10,000-ton fleet. The maximum head of the lock is 27 meters and the discharge volume of water body is 287,000 cubic meters. It is a single-stage high-head large lock. Water delivery system is an important part of the ship lock, on two