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 event during this exact source for actual fee estimation and planning
- Includes tough to come back by way of info on general send fix exertions expectancies for actual man-hour forecasting and value estimation
- Produced for marine engineers and marine pros to help with fix specification and negotiation, supporting you to plot paintings and budgets extra reliably
- Uses man-hours in preference to specific premiums or currencies, offering a long term version for pricing despite place, cost fluctuation or inflation
Bringing jointly in a different way scattered info on particular fix and dry-docking actions, this priceless 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 difficult to come back by means of info on general send fix exertions expectancies for exact man-hour forecasting and price estimation
- Produced for marine engineers and marine pros to avoid wasting time, relief in fix negotiation and support businesses to devise extra reliably
- Man-hour listings help in long term pricing, which means the e-book content material continues to be legitimate despite foreign money, fee fluctuation or inflation
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Extra resources for A Guide to Ship Repair Estimates in Man-hours, Second Edition
Including welding of clamp to ship’s structure. Pipe dia. 3 Spool pieces Removal of existing steel penetration pieces from bulkheads or decks, fabrication and installation of new straight, seamless steel, penetration pieces with two flanges and one flat bulkhead compensation flange welded in place. Including supply and installation of soft joint and standard material fastenings. Man-hours per spool piece Pipe dia. 7 21 24 36 44 52 64 77 91 105 118 Note: The same conditions apply to these spool pieces as for pipe renewals.
L A ll removals for access and later refitments. l T ank cleaning and gas freeing. l C leaning in way of repairs other than the immediate vicinity as noted above. l A ll final tests to repairs. l F airing of adjacent plates except as minor in the immediate vicinity as noted above. Man-hours are per tonne of finished dimensions. The rates shown are for large quantities of steel renewals. The lower limit will be given by the shipyard and is dependent upon the size of the repair yard and the vessel.
Assuming previous withdrawing of tailshaft. Man-hours Tailshaft dia. 10 Anodes (on hull and in sea chests) Cutting off existing corroded anode, renewing owner’s supplied zinc, or aluminum, anode by welding integral steel strip to ship’s hull. Excluding all access works. 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.