Last Updated on June 5, 2020 by Admin
What is MEP Engineering?
MEP stands for Mechanical, Electrical, and Plumbing. These are the three aspects linked to every building project that includes design, and construction and deals with the setup, functioning, and maintenance of the three major elements of a building project. MEP Engineering is an integral part of a building project.
Mechanical, Electrical, and plumbing (MEP) design are important for planning, decision making, accurate documentation, performance- and cost-estimation, construction, and operating/maintaining the resulting facilities.
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MEP specifically encompasses the in-depth design and selection of these systems, as opposed to a tradesperson simply installing equipment. For example, a plumber may select and install a commercial hot water system based on common practice and regulatory codes.
Mechanical, electrical and plumbing (MEP) systems are an important part of building services and can have many different functions.
A team of MEP engineers will research the best design according to the principles of engineering, and supply installers with the specifications they develop.
As a result, engineers working in the MEP field must understand a broad range of disciplines, including dynamics, mechanics, fluids, thermodynamics, heat transfer, chemistry, electricity, and computers
As engineers and designers continually address and update the master model while executing a systems coordination check for design interference or possible in-field clashes during installation. When the mechanical model is linked to the plumbing model by a trained drafter, the designer conducts a continuous survey of space allocation for MEP coordination check – saving hassles during the engineering review stages.
They play an important role in construction. As the name suggests, Mechanical Electrical and Plumbing deal with their respective areas in the construction.
Some of the most common areas are, Lift n lift equipment, installation of lifts, testing, and commissioning. Electrical works, electrical conduits, electrical power, points, lighting arresters, generator sets, etc.
And finally, Plumbing which deals with everything starting from drain lines, soil lines, valves, water tanks and to the fixing of W.C.
MEP Engineer is a single-level professional classification responsible for planning and design in the areas of mechanical, electrical, and plumbing (MEP) systems including developing policies, standards, inspection procedures, and evaluation tools for MEP matters involving judicial branch facilities.
In modern times the use of Revit MEP software is useful in the design of MEP for buildings.
MEP WORK is a field of mechanical, electrical, and plumbing works of the building. Mechanical (HVAC), Electrical (fire alarm, lighting, cabling, elevators..etc), and Plumbing ( firefighting, domestic water supply, sanitary, rainwater drainage) and steam distribution and medical gas piping in case of hospitals.
Mechanical, electrical, and plumbing (MEP) refers to these aspects of building design and construction. In commercial buildings, these aspects are often designed by an engineering firm specializing in MEP.
What Does MEP Engineering in Construction?
MEP installations are addressed together due to the high degree of interaction between them, and also to avoid conflicts in equipment locations – a common problem when electrical, mechanical, and plumbing systems are designed in isolation.
Given the complexity of MEP systems, modern engineering consulting firms use software to speed up the design process. Simple and repetitive tasks are automated by a computer, while an MEP design engineer can focus on making the best decisions.
When we look at MEP participation in a project, a major work, which is HVAC controlled by Mechanical and secondly goes by Electrical. MEP construction must require all types of commercial, residential and industrial purposes where services and facilities required.
MEP consists of installing air conditioning systems, water supply & drainage systems, fire fighting systems, electrical power and lighting systems including transformer substations and emergency power generators, fire protection and alarm systems, voice & data systems, security access, and surveillance systems, UPS, public address systems, Mast antenna TV system, and building management systems.
Architectural and Civil construction give shape, structure, and aesthetics to a building but MEP or Mechanical, Electrical, and Plumbing bring facilities for life providing services. Hence MEP, now known as “Building Services and Facilities”.
MEP includes a package of mechanical and electrical services for a number of facilities ranging from residential to commercial buildings, namely processing industries, shopping malls, and housing compounds, including towers.
These engineering solutions consist of installing air-conditioning systems, setting up power and lighting systems, water supply and drainage, fire-fighting systems, Building Management Systems, telephone and data systems.
The acronym MEP became an integral word of a building project in the Middle East Gulf region during the year 2000. In the inception stage of MEP, there was the involvement of only two engineering branches, Mechanical and Electrical, now it included electronics, instrumentation, and communication.
On some occasions, Mechatronics also partake in the project for smooth completion of the whole MEP works. Companies that carry out MEP works also known as Electro-Mechanical company which has multi-faceted technicians and engineers for effective design, coordination, and execution of the works. MEP WORKS
Well, known Design software AutoCAD has its own version for MEP drafting works. This civil engineering software package “AutoCAD MEP” helps designers to make more specific and accurate designs and detailing of the MEP project.
M-Mechanical Works In Mep For A Building Project
Various types of mechanical systems are used in residential, commercial, and industrial buildings. However, three types account for most of the mechanical design work in multifamily and commercial constructions:
- Space heating
- Air conditioning
- Mechanical ventilation
These systems interact to keep temperature and humidity within a range that provides comfort and health. Mechanical ventilation also ensures that enough fresh air is supplied to keep pollutant concentrations at low and safe levels.
Mechanical installations operate at their best when equipment capacity is adequate; contrary to popular belief, over-engineering brings many negative consequences. For example, over-sized chillers and boilers tend to cycle rapidly, creating room temperature fluctuations and wearing down equipment at an accelerated pace.
In MEP, major works are to be handled by Mechanical people because of HVAC or air conditioning system and that has piping work for cold and hot water, fabrication works for ducts, dampers and controllers, thermal/cold insulation works, and erection of machines like chiller unit, air handling units, grills, diffusers, etc.
Other important Mechanical works are Drinking water, Drainage, and Sewerage systems. Other Mechanical works are Fire fighting works that included piping, sprinklers, and Pumps.
Mechanical systems most commonly relate to heating ventilation and air conditioning systems, but they can also relate to transportation systems such as lifts and escalators, elements of infrastructure, industrial plant and machinery, and so on.
E- Electrical Works In MEP For A Building Project
In high-rise constructions, one of the main challenges in electrical design is defining the optimal routes for conduit and wiring. However, there tends to be more flexible than in mechanical systems, since electrical circuits require much less space and can be routed around obstacles more easily.
With the aid of MEP design software, conduit and wiring can be laid out while minimizing total circuit lengths, and avoiding location conflicts with mechanical and plumbing installations.
Lighting installations are the electrical system with the highest energy consumption in most NYC buildings, and engineering consulting firms often suggest LED lighting for this reason.
Many MEP design software packages are capable of simulating lighting, in order to determine the optimal number of fixtures and their locations.
HVAC is an area that requires close collaboration between mechanical and electrical engineers during the MEP design process.
Mechanical engineers calculate heating and cooling loads to determine equipment capacities, while electrical engineers design the electrical circuits and protection measures that allow this equipment to operate continuously and safely.
Electric works mainly included Electrical Power and Lighting but others like Transformer substations, Emergency power, UPS / Central battery, Voice / Data communication, TV, Security systems like CCTV surveillance system, Access control System, Public address system, Building management system (BMS), Fire alarm system, aircraft warning lights, Traffic Barrier, Surge Protection system, and Lightning protection system.
Electrical systems might include:
- Power supply and distribution.
- Information and telecommunications systems.
- Control systems.
- Security and access
- Detection and alarm systems.
- Interior and exterior lighting.
Clearly, there is a great deal of overlap between mechanical and electrical systems, with many systems including both mechanical and electrical components, hence the term M&E (mechanical and electrical).
P- Plumbing Works In Mep For A Building Project
Plumbing refers to any system that allows the movement of fluids, typically involving pipes, valves, plumbing fixtures, tanks, and other apparatus.
Just like mechanical and electrical installations, plumbing requires laying out complex piping routes, and MEP design software widely used by engineering firms to simplify the process.
Plumbing installations interact with both mechanical and electrical systems at many points, which emphasize the importance of collaboration among design teams:
- High-rise buildings typically need water booster pumps, which run with electricity.
- Domestic hot water systems typically get their heat through one of the following configurations: a dedicated boiler, a heat exchanger connected to a space heating boiler, or an electric heater (a conventional resistance heater or a heat pump).
Plumbing systems might be used for:
- Heating and cooling.
- Potable cold and hot water supply.
- Water recovery and treatment systems.
- Rainwater, surface, and subsurface water drainage.
- Fuel gas
Added Value of MEP Design
When designing building systems, an integrated MEP engineering approach yields better results than specifying each building system in isolation. Interactions between building systems can be especially difficult to coordinate when the design process is isolated, and equipment location conflicts are very likely.
If a modern MEP design software is used, the value of the 3D model produced during the design phase goes beyond the construction process.
The model can be conserved as a reference for maintenance activities and can be updated along with the building during a major renovation. In general, a building with an MEP engineering model is easier to manage and service than another building where only conventional construction plans are available.
MEP Engineering systems and BIM
MEP engineers should have access to accurate design information to enable the planning of MEP systems layout, as complex configurations, particularly in congested spaces, can prove very difficult to plan during the design stage.
Using building information modeling (BIM), MEP engineers are able to access critical design data while contributing to a building process that can be more efficient, result in fewer problems on-site, and produce the optimum system design.
Major Advantages of MEP BIM in construction
- Clash-free MEP Modeling- early-stage clash detection
- Spatial Coordination between equipment
- Improved HVAC duct and plumbing system routing
- Built-In building performance analysis
- MEP system’s cost estimation and Bill-of-Materials
- Supports construction set documentation
- Enhances project delivery time & deliver high quality
The MEP engineer is the most crucial part of any construction project. There is a specialist who works as an MEP Engineer or MEP consultants. To carry out all the related MEP works these people are responsible for overall mechanical, electrical, and plumbing works. Without which construction project could not complete.
The main task of the MEP engineer is to work on the MEP design to complete the MEP works for the time in any construction projects. MEP Revit software is used to carry out the details of MEP activities. Various MEP apps are also helpful in the construction to carry out the MEP work.