Construction of ship shipbuilding picture dictionary. Concept design definition of the ship type, deadweight, type of propulsion, service speed. Project work breakdown structure wbs september 28, 2012. The expanded ship work breakdown structure eswbs promulgated by.
Each level of the wbs represents an increasingly detailed description of the project work by activity. Expanded ship work breakdown structure how is expanded. Gantt charts are not useful unless they include all of the tasks milestones needed for a project or project phase to be completed. As applied to ship construction, pwbs classifies components to be purchased, parts to be. Pdf in software development, project plans document scope, cost, effort, and schedule, guide project managers, and control project. A work breakdown structure wbs provides a consistent and visible framework for defense materiel items and contracts within a program. P a g e 3 work breakdown structures a work breakdown structure is a deliverableoriented hierarchical decomposition of the work to be executed by the project team to accomplish the project objectives and create the required deliverables. One key challenge in the definition of ship work breakdown structures is how to represent the same entity in different. Block assembly and grand block joiningengineroombottom. The importance of the wbs experienced project managers know there are many things that can go wrong in projects.
Free work breakdown structure templates smartsheet. It contains about 10,400 titles from 50 organizations, both domestic and international. Navsea ceh is designed to be an electronic resource viewed in adobe. What is the abbreviation for ships work breakdown structure. Sign, fax and printable from pc, ipad, tablet or mobile with pdffiller. Prm 518 initiating, planning, and executing a project ship. Breakdown structures wbs as they begin the process of. Wbs is a hierarchical model of all the work required to produce the projects outputs. Planning new construction major ship conversions using. This table lists example swbs numbers for the electrical system.
The lowest level describes a package of work that can be. While the need is well understood, many shipyards and ship design organizations find it challenging to define these. A wbs summary activity type represents a group of activities that share a common work breakdown structure wbs level. Rules for classification and construction iii naval ship. Note that combat systems, mission packages, and even industry often use different structures. Section 2 focuses on the work breakdown structure wbs as a tool.
The ship the risk management model was applied to a shipbuilding project of a hypothetical ship. See also organizational breakdown structure obs and work breakdown structure wbs. Figures 1 and 2 provide examples of a wbs for the building of a table. Integrating process and wbs with design structure matrix. Rollup values for a wbs summary activity are calculated when the project is scheduled. Expanded work breakdown structure weight classification. Eswbs expanded ship work breakdown structure acronymfinder. Five tips for an effective work breakdown structure for a. This ship is a fluvial ferry and the objective is to transport people and vehicles between the margins of a river. Reproduction by printing or photostatic means is only permissible. A scheme to subdivide work in accordance with art interimproduct view, is a productoriented work breakdown structure. Thus the ideal way to subdivide ship construction work is to focus on the needed parts and subassemblies, ie. This document is available in either paper or pdf format. It is systemoriented based but covers the entire ship life cycle to organize and consolidate all wbs elements for cost, weight, system function and.
Ship structure access manual maritimeexpert website. The main use of the power is propulsion, but it also provides ship power. Prm 518 initiating, planning, and executing a project ship work breakdown structure swbs the ship work breakdown structure sbws is the navy standard structure used to value, design, and understand a ship. The first step in doing this is developing the organizational breakdown structure obs for the project. Block assembly and grand block joiningengine roombottom. Once the elements of the wbs have been defined, resource requirements are determined for each element. The obs indicates the organizational relationships and is used as the framework for assigning work responsibilities.
Secondly they tend to only be able to calculate simple two dimensional structures as this is the basis of the rule formulas. In project management, a work breakdown structure wbs is an exhaustive, hierarchical from general to specific tree structure of deliverables and tasks that need to be performed to complete a project the purpose of a work breakdown structure is to identify terminal elements the actual items to be done in a project. Expanded ship work breakdown structure eswbs weight classification system. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. A large job can be broken into many smaller jobs called a work breakdown structure in project management. The following discussion will examine the current trends and practice regarding work breakdown structures. One key challenge in the definition of ship work breakdown structures is how to. This is sort of like combining a wbs outline, dictionary, and project schedule in a single template. Work breakdown structure how wbs applies to project. Presenters christopher bucksa, senior project manager, university services pmo duane orlovski, project manager, college of pharmacy. Work breakdown structure for crm, logistics and compliance management prepared by. A scheme to subdivide work in accordance with an interim product view is a productoriented work breakdown structures pwbs. Pdf work breakdown structure major revisions to a wbs require both substantial effort and resources, due to pdf reader aloud its.
The need for a productoriented work breakdown structure which conforms with the way a ship is built was identified for u. Eswbs is defined as expanded ship work breakdown structure rarely. Work breakdown structures a work breakdown structure is a deliverableoriented hierarchical decomposition of the work to be executed by the project team to accomplish the project objectives and create the required deliverables. The expanded ship work breakdown structure manual expands the currently used ship work breakdown structure swbs manual through the addition of two digits to fit maintenance world requirements. Work breakdown structure a work breakdown structure wbs is a decomposition of all the work necessary to complete a project. The summarylevel wbs activity enables the rollup of dates for the activity group. Creating the work breakdown structure by kim colenso, managing principal, artemis management systems the work breakdown structure wbs is the foundation for project planning and control. Preliminary design determination of the main hull dimensions and of some form coefficients determination of the elements necessary and sufficient to allow the estimation of the ship building and exploitation costs. Then, for each task, set start date and its estimated duration. The recommended practice will provide a static classification system based on the original 1985 eswbs document and the current dynamic database. Ship design and construction bow constructions double bottom constructions midship constructions hold constructions engine room constructions tank constructions escape trunk constructions stern constructionss combinated constructions bow constructions top top double bottom constructions top midship constructions top hold constructions top engine room constructions top deep tank.
For a more detailed swbs listing, refer to us navy ship work breakdown structure document number s9040aaidx010swbs. Ship work breakdown structure pdf free fill online, printable. Wbs work breakdown structure what is wbs and what is its purpose each project is complex. Pdf work breakdown structure pdf work breakdown structure download. A wbs is arranged in a hierarchy and constructed to allow for clear and logical groupings, either by activities or deliverables. This is required in every stage of a ship project, right from the inquiry and concept design stage. How is expanded ship work breakdown structure abbreviated. Translation find a translation for ship work breakdown structure in other languages. The distributed work order identifies work across multiple elements of the work breakdown structure. This guidance provides a common weight system that transcends all ship classes. The first project in the current series was reported as nsrp 0361 in 1992. It is the connecting point for work and cost estimates, schedule information, actual work effortcost expenditures, and accountability. The construction contract and the descriptive memory act of the ship were used as bases for the.
The jit justintime or kanban system uses the concept of segmentation to an extremeit replaces the idea of mass production. The work breakdown structure and project manhours development. Swbs abbreviation stands for ships work breakdown structure. The pd is to structure the project work into wbs elements work packages. Once each element is estimated, the estimator needs to combine all of the. The product work breakdown structure pwbs described herein is based upon that used by. Cdc unified process practices guide work breakdown structure up version. Design documents, manuals, the delivered system, functional approach structure the work based on development activities and project functions examples. It is however beneficial for designers to be able to analyse a 3d. The distributed work order is useful for collecting costs by unit module, ship zone or group manufacturing process and allocating the costs automatically to individual ship systems.
The eswbs is based on the original swbs concept and the first three digits of eswbs are identical to swbs. This standard offers uniformity in definition and consistency of approach for developing all levels of the wbs. Ships work breakdown structure how is ships work breakdown structure abbreviated. Expanded ship work breakdown structure eswbs yumpu. The wbs tool is used to decompose the whole into smaller parts that will be easier for the team to plan and manage.
Finally, validation with an example of ship building project is done. Use a work breakdown structure if you need to establish what the tasks are. Expanded ship work breakdown structureeswbsfor all ships,and ship combat systems this document comes with our free notification service, good for the life of the document. Swbs ship or system work breakdown structure this paper discusses the.
Fill ship work breakdown structure pdf free, download blank or editable online. The work breakdown structure wbs provides a view of your project based on activities. It has standards titles, numbers, and issuing organizations crossreferenced by ship work breakdown structure swbs numbers. Pdf integrating process and work breakdown structure with.
Ship structure access manual preamble it has long been recognized that the only way of ensuring that the condition of a ships structure is maintained to conform to the applicable requirements is for all its components to be surveyed on a regular basis throughout their operational life. Eswbs stands for expanded ship work breakdown structure. Th followine g other governmen documentst, drawings, and publications form a. Approaches to develop work breakdown structures product component approach structure the work based on the work products examples. Applying the work breakdown structure to the project. Summary definition of complete and accurate work breakdown structures of a ship is an important and critical activity in every shipbuilding project. Appendix h ship work breakdown system swbs for navy ships electrical only navy shipboard systems are identified with unique swbs sequence numbers. Currently they are expanding into systemsoriented breakdown known as expanded ship work breakdown structure eswbs.
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