Permission to enter the riverward chamber of twin locks is given by the lockmaster and consists of which sound signal?
A
One short blast
B
Two short blasts
C
One long blast
D
Two long blasts
E
İlgili Sorular
BOTH INTERNATIONAL & INLAND In a crossing situation, the vessel which has the other on her own starb...When referring to quantity of barite in a P-tank, ullage is the ___________________.A 6x19 wire rope would be __________.BOTH INTERNATIONAL & INLAND You are in charge of a stand-on vessel in a crossing situation. The oth...The AMVER system for vessels in the Gulf of Mexico is administered by the _____________.