Download PDF by Don Butler DTI Combined first class Engineers Certificate of: A Guide to Ship Repair Estimates in Man-hours, Second
By Don Butler DTI Combined first class Engineers Certificate of competency for steam ships and motor ships.Chartered Engineer (C. Eng)Fellow of the Institute of Marine Engineers (F.I.Mar.E)Member of Society of Consulting Marine Engineers (M.C.M.S)
Expert send surveyor Don Butler stocks a lifetime's send fix costing adventure during this special source for actual expense estimation and planning
- Includes tough to return through details on ordinary send fix exertions expectancies for actual man-hour forecasting and price estimation
- Produced for marine engineers and marine execs to assist with fix specification and negotiation, assisting you to plot paintings and budgets extra reliably
- Uses man-hours instead of specific charges or currencies, offering a long term version for pricing despite position, expense fluctuation or inflation
Bringing jointly in a different way scattered information on particular fix and dry-docking actions, this worthwhile advisor will prevent time and increase the accuracy of your send fix estimates. do not plan or fee paintings with no it!
Don Butler is a fellow of the Institute of Marine Engineers and a member of Society of Consulting Marine Engineers and send Surveyors, UK.
- Made up of very tough to return by means of info on usual send fix hard work expectancies for exact man-hour forecasting and price estimation
- Produced for marine engineers and marine pros to save lots of time, relief in fix negotiation and support businesses to plot extra reliably
- Man-hour listings help in long term pricing, which means the publication content material is still legitimate despite foreign money, expense fluctuation or inflation
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Additional resources for A Guide to Ship Repair Estimates in Man-hours, Second Edition
40 Guide to Ship Repair Estimates Calculation of steel weights FLAT PLATE ANGLE L × W × Th × SG L × (W1 + W2 ) × Th × SG = Weight in kg = Weight in kg Flat steel plate For flat steel plates, measure the length in meters, the width in meters, and the plate thickness in millimeters. Take the specific gravity (SG) of the material. 84, but it is common practice for estimators to use 8. To calculate the weight of the plate in kilograms: Multiply L × W × Th × SG For example: Plate no. 1 Repair of damage to shell plating Steel angle For flat steel angles, measure the length in meters, the widths of each leg in meters, and common thickness in millimeters.
When included within the charge of a job, that job price is increased accordingly. However, to assist estimating, it can be based on cubic meters of air space covered. A minimum charge of approximately 8 m3 will be made. 17 cover erection and later dismantling and removal of external staging. , a third column is shown. 5 2 Internal 5 4 3 Drydocking works 37 3 Steel works Applicable to Grade A shipbuilding steels. l M arking off the external area of hull plating on vertical side up to a height of 2 meters, cropping by hand burning, and removal of all cropped plating.
5 2 To determine the amount of anodes required for a vessel, the owner should contact a supplier who will calculate the exact requirement. The following section shows the method of determining weights of zinc and aluminum anodes, so the reader may understand the method. ) Drydocking works 25 Formula to determine the weight of sacrificial zinc anodes required on a ship’s underwater area Underwater area of ship in square meters Number of years between anode change Capacity of material in amp hours/kg Current density of material in mA/m2 (ave.
A Guide to Ship Repair Estimates in Man-hours, Second Edition by Don Butler DTI Combined first class Engineers Certificate of competency for steam ships and motor ships.Chartered Engineer (C. Eng)Fellow of the Institute of Marine Engineers (F.I.Mar.E)Member of Society of Consulting Marine Engineers (M.C.M.S)