We hope that you will find this information useful and enlightening. With life safety decisions of this magnitude, we at Stanley are committed to providing you with as much information as you need to make educated decisions as you undergo this process. We recommend that you review all the pages on this site to familiarize yourself with the different jack assembly construction and installation methods, and the various safety and cost options you have available to you.
There are two basic types of elevators: traction and hydraulic. Traction elevators are elevator cars attached to steel hoist cables, which are supported by hoisting machinery located in the machine room. Traction elevators run on load bearing guide rails in the elevator hoistway. They usually contain counterweights and are driven by friction developed between the hoist ropes and a drive sheave. In addition to brakes, traction elevator cars have a safety, which is a mechanical device attached to the car frame. This safety is designed to stop and hold the car in case of any over speeding or free fall by engaging the load bearing rails.
Direct acting hydraulic elevators, on the other hand, are raised by forcing pressurized oil through a valve into a steel cylinder located underground. This cylinder is installed as deep as the travel of the elevator. The pressure forces a piston to rise, lifting the elevator platform and car enclosure mounted on it. The car is lowered, braked and stopped by opening and closing the valve and allowing the weight of the car to force oil from the cylinder in a controlled manner. The weight of the elevator is totally supported by the piston and jack cylinder precluding the need for load bearing guide rails. Consequently, all installed direct acting hydraulic elevators are incapable of being equipped with traditional safeties without significant modifications to the systems structure and possible modification to the building.
The underground environment presents several potential problems to hydraulic cylinders. Alkaline, sulfurs, salt, electric current and other chemical agents contained in the soil and groundwater surrounding the cylinder may cause the cylinder to corrode. As the corrosive effects on underground cylinders became known, elevator cylinder manufactures developed various methods and devices designed to prevent or control cylinder corrosion. Some cylinders have been covered with tapes and other coatings. Cathodic protection utilizing an anode or impressed current has been developed, and some cylinders have been enclosed by a PVC encasement. These approaches will inhibit corrosion and deterioration of the cylinder, but cannot afford the extra level of protection against over speeding or free falling as provided by a traditional safety. While these improvements extend the useful life of hydraulic cylinders, it is, nevertheless, impossible to know with certainty the condition, or remaining useful life, of a hydraulic cylinder located beneath the ground.
For years, the standard industry cylinder design was a cylinder with a single plate welded to the bottom. If the weld at the bottom of this cylinder should catastrophically fail, the elevator system can experience an immediate loss of oil pressure, resulting in an uncontrolled descent of the elevator car and a potential high speed stop in the pit.
In 1971 in the United States elevator safety codes began requiring that a so called safety bulkhead or double bottom cylinder be used. A safety bulkhead or double bottom cylinder is a cylinder with an additional bottom plate. The additional plate contains an orifice which allows a controlled evacuation of oil in the event of a failure of the cylinder bottom, decreasing the risk of injury to passengers from bottom failure of the cylinder. In 1989 in the United States elevator safety codes began requiring various forms of corrosion protection for hydraulic cylinders. Depending upon the exact location and date of the particular installation, a tape coating, cathodic protection or PVC protection may have been required by applicable code. To date many of these code changes have not been made retroactive, and many hydraulic elevators with single bottom cylinders, as well as hydraulic elevators with no protection from corrosion, are still in service. Several proposals addressing this issue have recently been acted on by the A.S.M.E. hydraulic elevator code committee, including specific maintenance procedures, and making mandatory certain upgrades or replacements.
Regular and systematic maintenance, together with periodic testing of the equipment, may be no guarantee against catastrophic failure of the cylinder, particularly with respect to the older single bottom elevators. For example, the bottom plate of the cylinder may suddenly give way, resulting in a potentially severe accident, without the system experiencing any previous underground loss of hydraulic oil. Therefore, an ongoing program of preventive maintenance alone does not provide absolute assurance against a catastrophic failure of the cylinder.
The jack is the central working component of an in-ground hydraulic elevator responsible for raising and lowering the load. Modernizing your hydraulic jack not only makes your elevator safer for passengers but can also reduce environmental impact by protecting the assembly from corrosion and leaks underground.
The elevator jack is what moves a hydraulic elevator up and down. For the elevator to move up the jack becomes pressurized with oil. When the elevator comes down the hydraulic oil de-pressurizes the jack.
Single bottom jacks (SBJ) were produced prior to 1971. As the name indicates, SBJs have only one bottom while double bottom jacks have an extra bottom. Double Bottom Jacks were manufactured after 1971 until about 1989. Take a look at a diagram of the differences of a single bottom jack vs. a double bottom jack.
Most Jacks are made of metals that can corrode. Since jacks are often underground they are exposed to dirt, debris and water that can corrode them over time. For a building owner this can be a disaster. Not only will your elevator be out of order for 6+ weeks, but also it is a major safety issue.
If the jack has a major failure, the elevator could free fall and cause harm to any passengers. Furthermore, there could major environmental impacts as well, especially with single bottom jack. The loss of oil can seep into the ground and water table. The building owner could be liable for environmental damages from the EPA.
Unfortunately, its almost impossible to predict or prevent an elevator cylinder failure. Since the jack is underground there is no preventative maintenance procedures that can be done. if you start to notice excessive oil loss, you should be concerned.
If you have the budget for it and your elevator cylinder was made pre-1989 it may be worthwhile to proactively replace the elevator jack. Instead of having unexpected downtime of your elevator, you can have your elevator maintenance company proactively order the materials. Furthermore, you can warn your tenants and schedule the repair in an off season.
The cost of your elevator jack replacement will vary by how many stops the elevator is. A two story elevator will require less materials and less labor than a six story elevator. A good rule of thumb is the cost can be anywhere from $30,000 $70,000.
Although infrequent, when the elevator repair team removes the failed jack, the hole can collapse. This will extend the time of the repair and cost you more money. Unfortunately, there is nothing to be done about this, besides preparing for the worst. I recommend you get a budget range from your elevator maintenance company in case this happens.
If you are looking for help in determining if you should have an elevator jack replacement, or you need help reviewing a jack replacement proposal, shoot me a line and I can connect you with a vetted elevator consultants.
Building amenities such as elevator systems are sometimes taken for granted. What goes up, after all, must come down, and vice versa, right? But elevators are not just for convenience and awkward silent moments, they also accommodate residents unable to climb stairs, and are critical for deliveries and facilitating maintenance workers. At a certain point, no matter the age of the building, the elevator system will need maintenance and/or replacement. The key is identifying signs of wear and tear before a breakdown occurs.
A new elevator should be treated like a new car in that it should be properly maintained and lubricated on a monthly basis, says Frank Livoti, president of Brooklyn Elevator Inc. in Brooklyn. A well-maintained elevator should last anywhere between 15 and 20 years, however depending on the type of elevator application, certain major parts might need to be changed in the interim.
Even if a building owner is diligent with elevator maintenance protocols, there may come a time when the equipment becomes unreliable and the down time is increased. The resulting work required could be an upgrade or an overhaul.
Any modification to an existing system is characterized as a modernization, which can be partial or full. A job is considered new construction when new rails are added to an existing job, or it is installed from the ground up, explains John Miller, director of operations for the Liberty Elevator Corporation in Manhattan. He added that hydraulic elevators typically last between 25 to 30 years. Traction applications, he noted, have controllers that last 25 to 30 years as well, although the machinery may last even longer. The life span of elevator ropes are typically 10 to 15 years.
If youre adding an elevator to an existing building, this would be considered new construction, otherwise you can replace all elements of an elevator, besides the rails, and it would be considered a full modernization, says Miller.
The determining factor in whether to keep repairing or fully replace an elevator, says Donald Gelestino, president of Manhattan-based Champion Elevator, is pretty straightforward. What the issues are is that there is a lifetime expectancy of the originally installed equipment. So if the equipment goes beyond the manufacturers lifetime expectancy, thats when youd want to change equipment because if you dont, what happens is, it becomes more expensive to just keep repairing the old equipment, Gelestino says.
Since its not a question of if an elevator will need maintenance, but when it will require service, it is always best to be proactive instead reactive. While this includes yearly inspections by certified professionals, when the time comes to make a change, the city gets involved.
The New York City Department of Buildings Elevator Division oversees the replacement of all elevators processes, says Kenneth Breglio, president of the Bronx-based BP Elevator Company. The elevator company files for a permit detailing the scope of work, code references for each item and layout drawings of the project. These submissions are reviewed and if acceptable, a permit for the work is issued. At the end of the project a complete safety test and inspection is performed by the Department of Buildings in conjunction with the elevator company to ensure all work was performed as listed in the permit and the elevator meets all code requirements.
The Department of Buildings Elevator Division oversees the use and operation of all New York Citys elevators, escalators, amusement rides and other related devices and enforces the New York City Building Code and standards established by the American Society of Mechanical Engineers (ASME), with some modifications. The department requires notification of 10 calendar days prior to performing the test by filing a ELV36 Elevator/ Escalator Test Notification Form. If defects are discovered, the building owner has 45 days to correct the problem.
Depending on what the problem is will dictate if the elevator will be modernized or replaced. In both cases, the undertaking is expensive and time consuming. With respect to the age and condition of an elevator, a modernization can be either recommended or required in order to pass Department of Buildings' mandated annual safety inspections, says Livoti. Replacing or modernizing an older elevator is recommended to make it safer for its passengers, and as well as to make the device more energy efficient, thus cutting down on energy costs for the building.
If a building deems it necessary to undertake a capital improvement project such as an elevator system, the building not only has to adhere to city codes, but is charged with hiring the right contractor and consultants for the job.
Total replacement is usually required when replacement parts are no longer available, the equipment has far outlived its life expectancy, or the repairs and additions required to meet current codes make it more cost-effective to replace with a modern type system, says Breglio. All elevators have a maintenance contract, but most times it is an age, an obsolescence issue rather than a maintenance issue.
Depending on the size and scope of the building and its elevator system, there are a wide range of issues related to how old equipment is shut down, dismantled and removed. The manner in which new equipment is brought in, installed, and brought online is equally challenging.
Miller explains that in most cases a team of two professionals will assess the elevator systems. The first step is securing the hoistway to prevent any unintended movement. Next, the controller, the driving machine, and door equipment would be dismantled and removed. In some cases, machine room walls or ceilings have to be removed in order to access the old equipment. Installing new equipment installation is similar. Many buildings also have a scuttle hole in the elevator equipment room that allows workers to hoist the old equipment out through a lower floor, and use the same hole to hoist the new equipment in. In other cases, cranes are positioned on building roofs to aid in the construction.
When a new machine is installed it is followed by the controller, where minor wiring would be performed to put the elevator in a temporary run position, which allows the men to manually move the elevator within the hoistway to complete the door operator work, wiring and miscellaneous hoistway work, explains Miller. Then, they would fully wire the elevator to the new controller for automatic use. It is then tested by the inspector and any relevant agencies under a full load condition. All safety devices are checked and overall elevator performance is tested. The inspector then supplies a certificate of occupancy and the elevator is turned over for passenger use.
Under the auspices of the Department of Buildings, New York City has strict regulations regarding inspection and maintenance of elevators and escalators, according to Gelestino. Every year, a certified professional must do a third party witness test and every five years, a full load safety test must be conducted. Some elevators, depending on their condition, may need monthly inspections or repairs.
The costs related to modernize an elevator varies widely based on scope, building conditions, and locale. As such, it is difficult to provide actual costs. In order to provide scope, Livoti offered a hypothetical project.
As an example, for a six-story building we can give a ballpark estimate of $125,000 to $150,000 to replace the elevator using a reputable elevator manufacturing equipment, he says. This number can change depending on what features the customer would like to add and what kind of elevator cab they would like to have installed.
Miller adds that it is difficult to speculate on costs because there are so many variables. Depending on the building usage, rise, equipment, cab finishes, etc., the price can vary dramatically. Many times, an elevator consultant is hired to perform a comprehensive survey of the building and determine what extent of a modernization is needed, he says. For new installations, architects, engineers, consultants, and the elevator company collaborate to determine the best application for a buildings needs and budget.
If it is determined that elevator maintenance is required, building administrators and board members are required to prepare residents for the inevitable disruptions as well as keep them informed as the project progresses. Whether a repair or a replacement project, experts advise providing as much notice as possible.
This is a large concern and unfortunately there is no answer. Once the work starts it cannot be placed back in until all work is completed and is inspected, tested and approved by the Department of Buildings. Sometimes buildings will choose an accelerated schedule with us working six days per week, 10 to 12 hours per day, says Breglio. This can decrease the out-of-service time by three to four weeks, depending on the size of the job. As far as job progress is concerned, most buildings hire an elevator consultant to write the specifications for the job. This ensures that everyone is bidding on the same scope of work and they will monitor the progress of the job and report to the building.
To keep the peace, Livoti says that communication is critical when undertaking an elevator maintenance project. As an elevator company, we work with our customers and provide them with a time frame of how long a given project is expected to last. Once we pass the manufacturing stage and are closer to delivery of parts, we work with administrators and management agents to inform their building tenants with the expected time frames of when the elevator will be shut down, and when it is expected to return to service. Communication is key for both the elevator company and management company.
Gelestino also believes that communication between the elevator contractor and building management is important so that residents know when the project will take place and how long it will take. With a modernization/replacement project, there typically is a lot of lead time but a repair, especially when safety is involved, can be an emergency situation when there is not a lot of time for notification.
When asked if there is a better time of year to undertake an elevator project, Breglio says he is indifferent deferring to the clients wishes. That decision is entirely up to the building and it varies. Some want it in the summer because most of the residents are away. Some do not want the summer because it is too hot to walk the stairs if it is a one-elevator building, he continues. To the elevator company, it does not make a difference.
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Most homeowners spend between $247 to $522 nationally. Get free estimates from local contractors who can Repair an Elevator or Stair Lift.
Elevators and stair lifts offer important benefits to people with multi-level homes. Both products provide better access for injured, disabled or aging individuals, and elevators also make a convenient option for hauling laundry upstairs. Unfortunately, these devices break down occasionally and sometimes require replacement. This guide offers important information about elevators and stair lifts, including common problems, costs for repair and more.
Elevator repair costs include service calls, which average about $120. Costs also include labor, which averages $75 per hour, and the price of any necessary parts. Homeowners may also have to pay a fee for inspection or certification of safety, which averages about $150. If the entire elevator requires replacement, installation of a pneumatic elevator typically averages about $10,000, and replacement of a hydraulic elevator averages about $30,000. Many disabled individuals receive grant subsidies or tax credits to help with costs.
Like elevator repair, stair lift repair costs include a service call fee averaging $120, an average labor fee of $75 per hour and the price of any necessary parts. The fee for inspection or certification of safety usually averages $25 for a stair lift. Replacement of this device typically costs homeowners between $3,000 and $4,500 on average.
Several factors affect the price of elevator or stair lift repair, including the device's age and condition. Because the mechanics on curved stair lift tracks are more complex than those on straight tracks, repair costs may be higher for curved lifts. Stair lifts or elevators that run on a lot of electricity may be susceptible to fluctuations in voltage. This might require adjustments to the system to protect against electrical surges due to storms and other events. Regular maintenance helps keep breakdowns and other problems to a minimum. Annual inspections of elevators and stair lifts typically cost about $75.
The most common repair for stair lifts is adjustment to the drive chain, and fixing the door assembly is the most common elevator repair. Additional repairs for pneumatic elevators include cleaning and seal maintenance, while hydraulic elevators often require replacement of hydraulic systems or repair of the hydraulic fluid line. Elevators equipped with computerized controls may require electronic repair or computer calibration.
Certain home products lend themselves to DIY repair. Due to the intricate design, electrical wiring and complex mechanics involved, however, elevators and stair lifts always require professional repair. Elevator and stair lift repair professionals go through years of training to become certified. When homeowners need maintenance or repair for an elevator or stair lift, many turn to the same company that installed their device. However, many other repair companies are factory-authorized for specific elevator and stair lift models, which means they make repairs using original parts direct from the manufacturer. In addition, it may void the product warranty to have an unauthorized person perform work on the lift or elevator.
Customers should not purchase a new elevator or stair lift from a company that does not offer a warranty. For a limited amount of time, a warranty protects the owner of a newly installed device from defective materials or workmanship. Most residential elevator and stair lift manufacturers offer a one-year warranty on labor and a two-year warranty on parts, but some provide up to five years of protection for defective parts. Purchasing a maintenance contract through the manufacturer often extends a warranty, and homeowners sometimes purchase lifetime warranties on select elevator of stair lift parts.
By providing easy access to all floors, an elevator or stair lift allows individuals to live comfortably in their home despite physical issues. These devices also help prevent pain associated with climbing stairs, and they offer an incentive to homeowners who otherwise wouldn't consider a multi-level home. In addition to accessibility, elevators often add a feeling of wealth and affluence, which may be an attractive benefit to some homeowners.
Types of elevators for home use include hydraulic and pneumatic products. Hydraulic elevators move up and down with the use of a hydraulic arm. These elevators are fairly quiet and large enough to fit multiple standing people or two people in wheelchairs. The cabs of pneumatic elevators move up and down with air pressure and offer a clear surface for visibility while in motion. Homeowners have options for pneumatic products with wheelchair accessibility if needed.
Attached to a stair railing, a stair lift transports one person up or down a flight of stairs on a motorized seat. Also called a stair chair, the seat moves up and down in minutes or less. Types of stair lifts include straight and curved models. Some homeowners prefer to purchase a chair lift, a device that transports the person and their wheelchair up the stairs at the same time.
Many individuals depend on elevators and stair lifts for home accessibility, but sometimes, these products need repairs. No matter what a repair entails, its important to get elevators and stair lifts functioning quickly. If you need someone to perform repairs to your lift or elevator, ImproveNet can help you connect with contractors in your area.
Before hiring a contractor, make sure a company has obtained adequate licensing or certification, check to see how long it has been in business and examine online reviews for information about past-client satisfaction.
Most hydraulic elevator jacks installed in the past only have a single bottom and were placed directly in the ground. These in-ground cylinders are prone to corrosion and electrolysis which can lead to small leaks or catastrophic failure of the entire hydraulic system. Updates in the safety codes require that replacement cylinders have double bottoms, which minimizes serious safety and environmental risks.
When a replacement hydraulic cylinder is necessary, Northern Elevator Company can replace your single bottom cylinder with a double bottom cylinder which is tape coated and installed in a PVC liner. The thick PVC liner surrounds the sides and bottom of the cylinder and protects the cylinder from groundwater electrolysis. We also install a thick rubberized tape coating as an extra measure of protection. Taken together, these measures almost entirely eliminate the risk of catastrophic hydraulic cylinder failure.
Whether your hydraulic cylinder is currently leaking or you are taking proactive preventative measures to ensure against a catastrophic hydraulic failure, Northern Elevator has a solution that will increase the safety of your passengers and protect the environment.
For years, the standard industry cylinder design was a cylinder with a single plate welded to the bottom. If the weld at the bottom of this cylinder fails, the elevator system can experience an immediate loss of oil pressure, resulting in an uncontrolled descent of the elevator car and a potential high-speed stop in the pit.
In 1971, United States elevator safety codes began requiring that a safety bulkhead or double bottom cylinder be used. The double bottom referred to is an additional plate which contains an orifice which allows a controlled evacuation of oil in the event of a failure of the cylinder. In 1989 the United States elevator safety codes began requiring various forms of corrosion protection for hydraulic cylinders. Depending upon the exact location and date of the particular installation, a tape coating, cathode protection or PVC protection may have been required by applicable code.
Many of these code changes are not retroactive, so many hydraulic elevators with single bottom cylinders, as well as hydraulic elevators with no protection from corrosion, are still in service. Several proposals addressing this issue have recently been acted on by the A.S.M.E. hydraulic elevator code committee, including specific maintenance procedures, and making mandatory certain upgrades or hydraulic cylinder replacements.
Regular and systematic elevator maintenance, together with periodic testing of the equipment, is no guarantee against catastrophic failure of the cylinder, particularly with respect to the older single bottom elevators. For example, the bottom plate of the cylinder may suddenly give way, resulting in a potentially severe accident, without the system experiencing any previous underground loss of hydraulic oil. Therefore, an ongoing program of preventive maintenance alone does not provide absolute assurance against a catastrophic failure of the cylinder.
On Friday, January 27, 2006 five people riding an elevator were injured at 522 University Avenue, National Life building. We understand from news reports and bulletins that the hydraulic shuttle elevator fell five stories and crashed into the pit. While there can be many causes for hydraulic elevator crashes, we believe that this incident should raise awareness on single bottom cylinders.
Hydraulic oil elevators use cylinders to go up and down. The cylinder is driven by hydraulic fluid hence the name. There are numerous configurations to hydraulic elevators like: 1. Direct acting (buried in the ground); 2. Holeless (installed above ground); 3. Roped hydraulic (above ground cylinder which uses ropes as well); and 4. semiholeless (partially buried). For our purpose of awareness, we will discuss direct acting elevators because they are the type equipped with single bottom cylinder.
The construction of hydraulic cylinders consisted of single bottom design and more recently double bulkhead. The advantage of double bulkhead design versus single is in the construction of a control down valve. The double bulkhead was similar to the old design, but had the added security of a hole in the cylinder located at the bottom wall ``Slow Leak Port''. If the cylinder integrity is good, then the hole was encapsulated ``Reservoir Bulkhead'' and did not allow the oil to escape, however, if the bottom cap rusted and deteriorated, then the oil would escape from the ``Slow Leak Port'' to the environment in a controlled and consistent fashion, hence allowing maintenance personnel to notice the problem and remove the elevator from service. Therefore, if you have cylinders with double bulkhead, you can rely on good preventative maintenance and diligence to retain the elevator cylinder in the ground or you can plan to replace it proactively within 50 years of installation.
Most cylinders manufactured prior to the 1970's were of the single bottom design. This design is more susceptible to rust because the cylindrical design with flat bottom area does allow for concentration of underground currents to a focal point shown in red. The electrolytic action damages this weld more rapidly then other parts of the cylinder. Since we cannot inspect the condition of the buried cylinder, it is difficult to assess the life of single bottom cylinders. While some have lasted over 50 years others failed after only 12 years. This time span can decrease or increase significantly given soil acidity level and water table condition. Furthermore, buried cylinders are covered in protective coating which consists of rust inhibiting paint; tar based protective coating or both. If the cylinder's protective coating was damaged during the installation, this can effectively reduce the life of the cylinder even more. One thing for sure though, given the pressure in the system, some catastrophic failures have occurred with little to no warning causing fatality. Therefore, where single bottom cylinders are concerned, we recommend immediate replacement of the cylinders.
In the 1970's and 1980's there was a push for cathodic protection to prevent the cylinders from failing. This system works by turning the cylinder into a cathode and more easily corroding metal as the anode like magnesium. The magnesium would then corrode but the cylinder will not. The magnesium can be replaced by an inert or iron anode if a continuous external power source is used to hold the iron anode at a magnesium potential. Hence the problem with this system: elevator contractors did not maintain the power source nor did they report its failure to the building Owners and hence numerous cathodic protection system were left unattended and became ineffective. In some cases, the cathodic protection accelerated the deterioration of the cylinders in instances where the cylinders were touching earth or exposed to it in one spot.
First thing to do is identify the type of hydraulic cylinder you have in the building. Your elevator contractor can be a great resource in acquiring this information and assessing the risk. If the cylinder is a single bottom design, then you should act.
Option 1 - Replace the cylinder. This option is a longterm option that can provide you with peace of mind and can also improve the value of your asset. Single bottom cylinders are usually identified during a building condition audit and the replacement value is usually deducted.
Option 2 - Retain the cylinder, but install a safety clamp. This is a good option only in cases where the cost to replace a cylinder is prohibitive or in the event that removing the elevator from service for three or four weeks is out of the question. The disadvantage of this option is the limitation of the product (cannot be installed on all hydraulic elevators) and you still have to replace the cylinder at some point.
In the Province of Ontario, the elevating devices act requires from elevator contractors to maintain an oil logbook in the machine room of each hydraulic elevator. The purpose of the logbook is to keep track of oil losses and to monitor changes in oil levels. Through our site inspections, we have noted that some contractors are not diligent in maintaining accurate oil logbooks. We have noted for example oily pits which should indicate that there was oil loss to the concrete from a bad packing or coupling. Yet, the oil loss is not documented at all. While there is no need for action by the contractor to remove the elevator from service in the event that oil loss in accounted for, there is a genuine need for contractors to report the oil loss so that adding oil can also be noted. As properly managers, you can easily visit the machine room and inspect the logbook. Discouraging signs to look for include:
As you can see from the photo above, we observed significant quantity of oil in an elevator pit. While it would not have been possible for the Owners to observe this oil in the pit, the scent of oil was present.
If you own a business or a commercial space, you dont want to be known as the owner who makes everyone take the stairs. You want to provide people with elevator convenience that boosts productivity.
Finding the right company requires research into aspects such as assembly times, delivery methods, the elevator design, and the needed beams. A company like Duravator keeps all these aspects in mind and takes its customer satisfaction with great pride.
Companies like Duravater respond to all of your questions with the utmost care and speed. Answering your commercial elevator cost questions is a simple as picking up the phone and dialing Duravators number.
You also dont have to worry about complying with accessibility laws when you deal with Duravator. With well over 100 years of elevator experience, our technicians will make the industrial elevator installation process a breeze.
Passenger elevators job is to transport passengers in commercial buildings. Large buildings with sky lounges may benefit from an express passenger elevator that takes passengers to the top. Passenger elevators can either be hydraulic or machine room-less elevators.
Freight elevators dont carry people; they carry freight. These are especially useful for large products, furniture, and other heavy objects. Freight elevators have rugged interiors to protect the elevator from any damage.
Hydraulic elevators use pistons to move a cylinder. Hydraulic elevators are most often used for commercial spaces that have a lower number of floors. But hydraulic elevators cant be used in buildings with over eight floors.
MRL elevators are precisely what the name suggests: elevators without a machine room. These types of elevators can either be traction or hydraulic elevators, and people who need to save space favor their utility.
Your commercial elevator cost depends in large parts on what you need the elevators for, and how many you need. For example, if your commercial space requires a ton of freight transport, your cost will reflect the added need.
If your commercial space only needs a few passenger elevators, your cost will also reflect those needs. The type of elevator and the size of the elevator you install also depends on your budget, requirements, and space.
The cost of elevator maintenance depends on your particular system. Systems typically dont cost over $500 per year unless you have something malfunction. Regular maintenance saves you from incurring substantial repair costs over time.
With experienced professionals and state-of-the-art products, theres no doubt that your commercial elevator system will fit your standards. Click here to find out what you can install and when you can get started!
Elevator Equipment Corporation (EECO) has been manufacturing hydraulic elevator equipment since 1946, and is one of the leading suppliers in the industry for elevator jack units, replacement cylinders, and pistons. EECO can provide jack units for any application, from small capacity residential to the largest freight elevators. EECO has over 30 standard size jack units with many piston wall thicknesses available to meet your predetermined specifications or our engineering and sales staff can work with you to determine which EECO Jack Unit is right for your application.
All EECO jack units are manufactured with precision equipment, experienced production personnel, and a knowledgeable engineering staff to produce a quality product for our customers. The latest CNC equipment and technology is utilized to assure strict adherence to essential dimensions and tolerances. All EECO products are designed and manufactured in accordance with the Safety Code for Elevators and Escalators, ASME A17.1/CSA B44. With years of testing and field study, EECO has designed jack units that are unparalleled in the industry for performance and reliability. The primary objective of Elevator Equipment Corporation is to provide a quality product that consistently meets or exceeds the contractual demands and expectations of our customers.
Quality Control is an essential and integral part of our manufacturing process. Every phase of production is monitored and checked to assure that each jack unit is built and assembled in accordance with engineering and customer specifications to meet the quality standards required by Elevator Equipment Corporation. From the initial process of material as it comes in the door, to the final process of placing the product on the truck, you can be assured that our high quality standards are met and that the finished product meets your requirements.
EECOspecializes in Jack Unit Replacement. We can provide an exact replacement, either piston, cylinder or complete jack units, regardless of original make or manufacturer. Before 1972 many companies installed hydraulic elevators with flat bottom in-ground jack units, many without any corrosion protection at all. Failures on these older designs may cause rupturing of the cylinder and uncontrolled decent of the elevator. Today's ASME A17.1/CSA B44, Section 184.108.40.206 requires single bottom jack units (cylinders) to be replaced with double bottom cylinders.
All steel parts are fabricated and machined from high strength carbon steel. All welding is in accordance with the requirements of Part 8 of ASME A17.1/CSA B44. EECO welding is AWS and our Richmond facility is CWB certified.Get in Touch with Mechanic