Draft Surveyors Opinion
Feb22

Draft Surveyors Opinion

Draft Survey Accuracy in Surveyor’s Opinion Ship to ship operation between ship and barge is the most draft survey dispute cases experienced by draft surveyor. This condition is left question; How accurate is draft survey? As known, there are many factors affecting the accuracy of draft survey. You can check at following post >> – Draft survey the accuracy and factors effecting – Improving accuracy of draft survey By...

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Negative Constant in Draft Survey
Apr01

Negative Constant in Draft Survey

What is Ship Constant? The ships constant is the difference between a vessels design lightship and it’s actual displacement when empty. The ships constant is determined by a draft survey. The ships constant will vary over the life of the vessel. Unintentional Reasons for Variations – Sedimentation in ballast or fuel oil tanks – Corrosion – Fouling of hull – Coating build-up (paintwork, tank coatings,...

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Inverse Draft Survey
Mar17

Inverse Draft Survey

Few years ago, I have received the email from friend that asked regarding Inverse Draft Survey. The Inverse Draft Survey is doing when the ship has to split the cargo for two or more ports. The method is the same as common draft survey calculation, what the ship officer or surveyor needs to do is preventing cargo less or more discharge at the 1st port. What is the purpose? – To prevent cargo less or more discharge at one port....

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Improving Accuracy of Draft Survey
Jan28

Improving Accuracy of Draft Survey

Previously has posted about the accuracy and factors effecting draft survey, check this link if you need. Now, the post below will relate to the way for improving accuracy of Draft Survey. In draught survey operation several parties are involved and it is to advantage of each party to join the efforts to increase the accuracy. The parties involved are The buyers, the sellers, the charterers, the terminals and vessel’s staff. Assuming...

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SurveyorMates Video
Mar06

SurveyorMates Video

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