1 .- departmental procedure "pipe" 1. OBJECTIVES
2. ORGANIZATION
3.
RESPONSIBILITIES 3.1. MATERIAL CONTROL SECTION
3.2. DESIGN ENGINEERING SECTION
3.3. MODEL ENGINEERING SECTION
3.3.1. FIELD MODEL
3.3.2. BLOCK MODEL
3.3.3. MODEL DETAIL DESIGN ENGINEERING
3.4. STRESS ANALYSIS SECTION
3.4.1.
STRESS ANALYSIS 3.4.2. DESIGN OF PIPING SUPPORTS
3.4.3. OTHER DUTIES
3.5. INDIVIDUAL RESPONSIBILITIES
3.5.1. HEAD OF PIPES.
3.5.2. MATERIAL CONTROL SECTION
3.5.3. DESIGN ENGINEERING SECTION
3.5.4. MODEL ENGINEERING SECTION
3.6. STRESS ANALYSIS SECTION
4. INTERRELATIONSHIPS
ANNEXES Annex A. Department Organizational Chart
Annex B. Project organization chart
1.OBJETIVOS
This procedure describes the organization and responsibilities of the Department of pipes.
2. ORGANIZATION
Piping Department consists of the following sections:
• Material Control • Engineering Design Section
• Model Engineering Section
• Stress Analysis Section
Usually, each section consists of:
• Supervisors / leaders of discipline / specialist
• Engineers • Designers • Illustrators
all under the supervision of a Head of Department
Annex A shows the organization of the department and in Annex B, the functions of the Department of pipes in a typical project.
3. RESPONSIBILITIES
Plumbing Department is responsible for all design and engineering services related piping all process piping, utility pipes, underground pipes under pressure and gravity systems.
3.1. MATERIAL CONTROL SECTION
The section functions are to develop and prepare:
• Specifications of pipe materials
• Quantities of pipe materials
• Requisitions materials suppliers • Technical assessments
• Estimates of engineering man hours and progress reports.
• Attendance • Audits
technical fabrication shop
All these services are delivered through a variety of methods, depending on the complexity and project schedule.
3.2. DESIGN ENGINEERING SECTION
The primary responsibility of this group is to develop all documents and drawings necessary or essential to produce a plan design that meets all project requirements and customer expectations. Generally, the piping design groups are assigned full time to specific projects, where all the functions necessary to ensure completion of Engineering Quality of the project within cost and schedule estimates.
The objectives of this section are:
• Preparation of design basis, estimates of man-hours of engineering and reports the level of progress.
materials • Quantifying the cost estimate (. Isometric BOM or preliminary)
• Development of overall arrangements.
• Develop piping arrangements for all processes, services, plumbing and underground pipelines (within the building.)
• Preparing lists of accessories special pipes.
• Preparation of isometric drawings
• Preparation of planning, programming pipeline inspection records.
• Development of veins heating systems (steam, electrical, etc)
• Consideration and study of special piping systems
3.3. MODEL ENGINEERING SECTION
The function of this section is to develop a three-dimensional concept of communication, which complements the plans of arrangement of pipes, using a plastic model (model) of a specific area of \u200b\u200bthe plant.
engineering section models developed three types of models, which are:
field
• Model • Model block
• Model of detailed engineering design
3.3.1.
FIELD MODEL The field model is used as an aid in communication with the customer.
This model is used first to show a three dimensional view of the layout of the project, including all process areas, tank farms, roads, all buildings and all significant and major equipment. The field model can also be used as an aid for obtaining preliminary approvals Construction of the plant by the federal, state or local.
3.3.2. BLOCK MODEL
This modeling technique is used to determine the general arrangement safer and more efficient to clarify and streamline the approval of general plans, which must meet the requirements of the project and client.
block model developed using the preliminary information on the process diagrams and arrangements of facilities.
In general, the details of this model is kept as simple as possible.
3.3.3. MODEL DETAIL DESIGN ENGINEERING
This model is a tool Design engineering is used to develop the detailed design of a plant and to help you:
• The project constructability
• Engineering Design • Construction Planning
• Communication • Maintain, review and approvals
A model of detailed engineering design is developed and coordinated with the help of all design disciplines assigned to the project. Teams will be targeted (using the plans and pipeline routes) and will be installed in accordance with the overall arrangements. All levels of the disciplines where the trenches displayed civilians air conditioning, architectural, electrical and instrumentation, is used as the basis for the detailed design of the pipes. Having established these rules of design, the pipes are installed in the model using the engineering flow diagrams, flowcharts of services, route maps pipes, pipe specifications, instrumentation (with details installation) and pipe standards.
As sections of the model are reviewed both by the management of the project and by other design disciplines and the client, isometric drawings will be developed and reviewed and approved for construction. As required, the model will be updated with information from all other documents and final plans issued for construction.
3.4. STRESS ANALYSIS SECTION
The most important functions of the engineering section stress analysis are:
• stress analysis of piping systems
• Design of piping supports.
3.4.1. STRESS ANALYSIS
The section shall consider all factors relevant to the assessment of efforts in piping systems and equipment, due to different loads external and internal partnerships with the limits of design codes and design standards, and ultimately their meaning and application to practical design.
To achieve security in the design and construction of piping systems shall be taken into account codes for pressure piping ANSI B31.1, B31.3 and API codes and any other specification that is necessary to meet design requirements.
3.4.2. DESIGN OF PIPING SUPPORTS
The details of design, manufacture and installation of piping supports should also comply with codes and practices. The design and location of piping supports shall consider the expansion and contraction caused by temperature stresses due to weight, vibration and overweight, sensitive equipment such as pumps, compressors, heat exchangers, etc..
3.4.3. OTHER DUTIES
Preparation of the foundations of design, estimates of engineering man hours, requisitions and assessment of contributions of expansion joints, support and coordination with other disciplines to ensure compliance with the programming and project quality.
3.5. INDIVIDUAL RESPONSIBILITIES
3.5.1. HEAD OF PIPES.
The main functions of the Head of Department are:
a) Preparation and approval of all engineering and cost estimates required for proposals or projects.
b) Forecast the manpower requirements of the department
c) To recommend adjustments in personnel and provide adequate training if necessary.
d) technical consulting, management and consultation with the departmental sections of pipes and equipment assigned to the project.
e) Coordination with Project Management and the customer.
f) Ensure that standards are maintained and follow all procedures and company standards and industry codes, state, governmental and other regulations and practices in all activities of engineering, design and general arrangements of the plant.
g) To ensure adherence to budgets and schedules project man hours
h) Review of all results of pipe work of the department in terms of technical content, quality, consistency, economy in the design, fulfillment of the requirements project and client, before the formal distribution.
Finally, monitor and assess staff Department of pipes for performance, in relation to:
• Quality of work
• Costs • Efficiency • Programming
3.5.2. MATERIAL CONTROL SECTION
a) Section
Chief Engineer Chief of Materials Management and Control reports directly to the Head of the Department of pipes. Supervises section personnel administration and control of materials and functionally coordinated with piping discipline leaders, assigned to projects.
Their responsibilities include:
• Ensure all work produced the section is adequately reviewed and meets the standards of the company, customer requirements and codes ASME / ANSI.
• Monitor the technical content, quality and accuracy of all documents produced within the Materials Control Section, such as:
• The specifications of pipe materials (valves, flanges, etc.).
• Compliance special accessories of pipes with the appropriate codes.
• Specifications
insulation materials • Ensure the prompt availability and accuracy of all specifications and documents required to start preliminary quantification of the materials
b) Engineering
The engineer of the material control section reports directly to the supervisor or engineer of the control section of material that has been assigned to the project. His responsibilities include:
• Preparation of detailed specifications for all pipe materials (building materials, wall thickness, corrosion limits, etc.). • Specify properly
valves, flanges, fittings and special items according to the requirements of the project.
• Ensure that the pipe manufacturing methods meet the contract requirements and with good security, economic, environmental and plant engineering practices.
3.5.3. DESIGN ENGINEERING SECTION
a) Discipline Leader
leader piping discipline reports directly to the Head of Department of pipes. Normally assigned to a specific project, is responsible to the Project Manager for the working relationships with clients, suppliers and other disciplines.
The lead engineer piping discipline all staff oversees pipeline, the stress analysis engineers, and engineers assigned to the project model.
Other responsibilities include:
• Interpret and define the Project Manager, the commitment of the piping engineering group and clarify the scope of the project.
• Assess, initiate and participate in the preparation of estimated man-hours, the manpower requirements and project schedule
• Ensure that technical conditions are met and expectations of the project's goals, and that implement engineering designs more affordable, safe and high quality.
• Ensure that all data and drawings are in accordance with the contractual agreement of the project.
• Meet customer requirements, codes, standards and company procedures.
• Monitor, track and verify all work performed is accurate, clear, complete and agrees with the established program, and take all necessary steps to correct any deficiencies.
• Coordinate the activities of the sections of Piping Engineering and Design Department (engineering efforts, Material Control, Engineering models) with other project disciplines.
• Ensure access and approve any changes to the project before implementing any additional work.
• Maintain and implement records, calculations, reports and levels of progress in the proper filing system.
• Assist, where necessary, to project review meetings, whether weekly or monthly.
• Contribute to maintaining a good relationship with the department's working group of pipes, to delegate, encourage learning, maximize productivity and efficiency and to thoroughly evaluate staff.
• Prepare statistical and historical data of man-hours, costs and quantities used in completed projects against estimates.
b) Assistant Supervisor Assistant Supervisor
pipe reports directly to the pipe leading discipline in relation to all matters concerning project tasks, tasks of the department or special tasks to which it is assigned.
Having extensive experience, Assistant Supervisor will handle lots of great projects, provide assistance on problems of complex designs, and interface with other engineering departments. Some of your responsibilities are:
• conceptual plans of the plant and equipment.
• Responding to questions of design, presented by the disciplines of the Working Group or the Head of Department.
• Assist the discipline leader lines in the estimates of the requirements of man-hours, the level of the project and monthly reports, and assist, as necessary, to meetings to discuss issues related to the design of pipelines.
c) piping engineer and designer of pipe
Usually, these people are assigned to groups working under the supervision of project leader piping discipline. His primary responsibility is to help the discipline leader or assistant supervisor pipes to develop design work, as needed, including: • Quantities
preliminary piping materials
• General Arrangements •
plant piping general arrangements
• The drawings and isometric drawings
• Compiling lists of plans and programs.
• Ensure that the drawings produced are in accordance with the requirements of the project.
• Verify the quality and content of the work of artists and designers, to determine if they meet the requirements of the project.
• Verify compliance with procedures, standards and specifications of the company and the department.
• CAD design and drawings of drafts (draft). • Force field
d)
cartoonists pipelines are experienced designers maximum of two years and its primary function is to produce plans which arrangements may be general or detailed plans, depending on their experience.
Assigned to a specific project, reported to the piping discipline leader, who will assign tasks short and long term, according to their responsibilities within a particular project.
Tasks include:
• Career piping isometric drawings
•
preliminary materials • Number
• Studies
• Production lines CAD drawings
• Task 3.5.4
field. MODEL ENGINEERING SECTION
a) Section Chief
models usually is responsible for the models section of pipe within the department and reports to the Head of Pipeline.
When assigned to a specific project, this person reports to the leader of the discipline of pipes of the same project.
is a person with experience and supervisory skills through the knowledge of codes, standards and industry practices. Some of your responsibilities are:
• Preparation and control of the estimates man-hours of engineering costs and labor requirements, and progress reports.
• Preparation of design data, the limits of battery models, specifications, standards and procedures of the department.
• Preparation of material requisitions and proper inventory of the parts required to build the models.
• Monitor and prepare performance appraisals or performance of modelers and people who make the models.
• Ensure that activities are consistent with models of project requirements and client.
• Coordination with other disciplines design.
• Ensure that the model meets all the requirements of local codes and safety requirements.
• Prepare statistics on completed projects in relation to materials, labor and employee costs, against the estimates.
b)
Model Designer Model Designer is responsible to the chief of the section of models is usually assigned to specific project, which reports to the leader of the piping discipline.
has experience in general arrangement and equipment arrangements, and is able to apply good design practices to make all work in accordance with the required quality, given the budget and project schedule.
c) Models
The modeler is in charge of making models is usually assigned to a specific project, and is accountable to the leader of the piping discipline.
This person performs all tasks required to build a model (or model). Is able to operate all machinery and tools that are manufactured models.
3.6. STRESS ANALYSIS SECTION
a) Senior Specialist Engineer
usually is responsible for the group responsible for the pipes subject to efforts within the Department of pipes. Reports to Department Head pipe.
When assigned to a project, this report and assist the leader of the discipline of pipes ..
has extensive experience and supervisory skills, have extensive knowledge of codes and specifications, and analysis of pipes subjected to efforts, including the design of the brackets.
Its functions include:
• Preparation and control of estimated man-hours of engineering
• Preparation of design basis, design criteria, procedures and standards for under strain pipes and pipe supports; The experimental analysis of pipes under strain and the design of pipe supports all types of projects.
• La to ensure compliance with plumbing codes, industry practices and standards and specifications of the company.
• Ensure that the work complies with the program and project requirements.
• The preparation and evaluation of material requisitions.
• Coordination and technical assistance to other disciplines and other groups within the analysis section of effort.
• Monitor all projects within the department, which are related to stress analysis and pipe support design.
b)
Specialist Engineer Responsible to the Senior Specialist Engineer, usually assigned to a project, which reports to the Engineering discipline leader pipes. Usually supervise other staff members stress analysis section and perform all the stress analysis of piping and supports designs for all types of projects.
is an experienced engineer:
• Prepares estimates of man-hours
• Ensures clearly defining the requirements and project scope.
• Prepares and evaluates requisitions for materials
• Coordinates and assists other engineers in the analysis section of effort and other project disciplines to have a clear and timely flow of information.
c) Engineering stress analysis
usually assigned to a project, the engineers reported to the Engineer Specialist stress analysis or the leader of the piping discipline.
Its responsibilities are:
• The stress analysis and design of pipe support.
• The interrelationships with piping designers and other disciplines.
• Develop and evaluate materials requisitions.
4. INTERRELATIONSHIPS
department engineers assigned to a project pipelines are the main coordinator between the Department of pipes and other engineering departments.
These people are responsible for ensuring that the transfer or exchange of the documents, drawings or other information is conducted promptly, thoroughly and efficiently to all disciplines of the project.
For any clarification or descriptions of the department's main inter-pipe Refer to Procedure PD-703 - "Interrelationships of the Depart
