Your annual shutdown maintenance cost depends on more than the number of valves or pieces of pressure equipment in the work scope. Valve type, size and condition all affect the price. So do site access, the spare parts needed for your pressure equipment, and the time required to complete the work. As well as whether engineers can complete the job on site or need workshop support.
That is why an average figure will not tell you much. Two sites can have a similar number of valves and still face very different costs. One may need routine testing and servicing. The other may uncover corrosion, damaged parts or extra work once engineers inspect the equipment.
Some costs only become clear during the job. However, you can reduce other costs before the shutdown starts by providing your maintenance contractor with accurate information and addressing avoidable site issues early.
Understanding what drives these costs gives you a stronger starting point for your budget. Seetru Engineering Services sees first-hand how equipment condition, spare parts, access and unexpected findings can change the amount of work required. Knowing where those costs come from can help you budget more realistically and reduce avoidable additional spend.
Is There an Average Annual Shutdown Maintenance Cost for Industrial Sites and Plants?
There is no single average annual shutdown maintenance cost that will give you an accurate figure for your site. The amount can vary considerably because each shutdown involves a different maintenance scope, equipment type and level of work.
For example, two sites may each include 20 valves within their shutdown. One site may only need routine testing and servicing. While the other may need repairs, replacement parts or more extensive workshop work. Although the number of valves looks similar on paper, the time, labour and resources required can be very different.
The size of the site does not give you the full picture either. A smaller facility with older equipment or more complex maintenance requirements could spend more than a larger site with equipment in better condition and a simpler scope.
Therefore, a realistic shutdown budget needs to reflect the work your own site requires rather than an industry-wide average. The best place to start is by understanding the factors that affect your annual shutdown maintenance cost.
What Determines Your Annual Shutdown Maintenance Cost?
Your maintenance contractor builds the cost around the work your pressure equipment requires. Several factors affect that scope. As previously mentioned, this can range from the type of valves on site to the condition engineers find them in and where they need to complete the work.
Your Equipment and the Work Required
The number of valves forms part of the cost, but the type and size of each valve also affect the time and resources needed. Larger or more complex valves can require different handling, testing equipment or maintenance procedures.
The work you expect engineers to carry out also impacts your annual shutdown maintenance cost. For example, engineers may only need to remove and test a valve. They may need to reset its set pressure or carry out testing in situ. Other valves may require a full overhaul before they can return to service.
As a result, an annual shutdown quote needs to account for what engineers need to do to each valve, rather than just covering the total number included within the scope.
Valve Condition, Spare Parts and Repairs
Valve condition can significantly change the amount of work required. Age, corrosion, wear or damaged components may mean that a planned service develops into a more extensive repair once engineers inspect or dismantle the valve.
Replacement parts are another factor that can affect your annual shutdown maintenance cost. If engineers already know which parts the valve needs and those parts are available. They can include them within the planned work. However, damage discovered on site may create a new parts requirement. Lead times can then affect the cost. You need to consider whether the necessary component can arrive within the allocated shutdown window or whether the work will require a later visit.
In some cases, engineers may also need to machine components rather than replace them. Each additional repair, part or machining requirement adds time and resources to the job.
Where Engineers Complete the Work
Finally, the location of the work affects the cost. Engineers can complete some testing, maintenance and repairs on site. Other valves may need to be returned to a workshop for more extensive work.
On-site work can include travel and, depending on the location and length of the job, overnight accommodation. Workshop work may also involve transporting the valves and carrying out additional processes such as machining, blasting or painting off-site.
Together, these requirements give your contractor the information they need to create a quote for you. All the labour, parts, travel and workshop resources behind your annual shutdown maintenance quote.
How to reduce annual shutdown maintenance costs for industrial facilities?
Reducing your annual shutdown maintenance costs does not mean cutting necessary work or simply choosing the cheapest option. Instead, look for costs you can avoid by identifying problems earlier. Improve the information you give your contractor for a quote and make better use of the maintenance window you are paying for.
You will never remove every unexpected finding from a shutdown. However, better preparation can reduce the number of preventable issues. Saving you time and minimises potential budget strain once engineers arrive on site.
Bring Your Maintenance Contractor On-site Early
An early site survey gives your contractor the opportunity to see the equipment and working conditions before the annual shutdown maintenance begins. They can check access, review the visible condition of your pressure equipment, and raise questions that may otherwise only surface once the maintenance window has started.
Seetru Engineering Services recently quoted around £20,000 for one week of work to overhaul 18 valves. Once our engineers arrived on site, however, several problems affected the work we had planned.
Three valves had no scaffolding in place, which meant our engineers could not access them. The scaffolder had other priorities and could not provide access during that week. Several of the valves we could reach also showed significant corrosion and needed to return to our workshop for sandblasting, painting and replacement parts.
Our engineers then began removing another valve and liquid started spraying from the connection. We stopped the work, reported the near miss and challenged the permit to work. Site engineers then had to assess the plant and make it safe before we could continue.
An earlier survey could have identified several of these problems before the shutdown began. It could have highlighted the missing access, visible corrosion and areas that needed further investigation. The site would then have had more time to decide how to address them before the shutdown maintenance window started.
Of course, a survey cannot uncover everything. Engineers may still find internal damage or other problems once they dismantle the equipment. However, resolving more of the visible and known issues beforehand means fewer preventable problems eat into your allocated shutdown time.
Build Your Budget Around Certainty and Uncertainty
A smarter shutdown budget separates what you already know from areas where the final requirement remains uncertain.
Start with the confirmed work included within the quote. Then identify the equipment or parts of the scope where your contractor still has unanswered questions. Rather than assuming the original figure will cover every possible finding, discuss those uncertainties before you finalise the budget.
This could mean identifying valves that warrant closer investigation, understanding where additional work may arise and agreeing how your contractor will communicate any extra work before proceeding.
That gives you a clearer view of where the budget is less likely to be affected and where you may need some flexibility. It is more useful than treating the whole shutdown as one fixed figure. That way you don’t end up only dealing with additional costs once they appear.
Make More of the Time You Are Paying For
Your shutdown budget not only pays for the physical maintenance completed on each valve. It also pays for the engineering time allocated to your site.
If engineers cannot access equipment, have to wait for a safe isolation or need the site to resolve a permit issue. You may still be paying for their time while the planned maintenance work remains on hold.
The aim, therefore, is to remove as many avoidable obstacles as possible before engineers arrive. That gives them more opportunity to spend the maintenance window testing, servicing and overhauling your equipment rather than waiting for site issues to be resolved.
Better planning will not make every shutdown predictable. However, it can help you understand where costs may change, reduce avoidable delays and make better use of the time allocated within your budget.
For a broader look at preparing your site and working with contractors before a shutdown, read Don’t Gamble with Contractors for Your Annual Shutdown Maintenance.
Get a Quote for Your Annual Shutdown Maintenance
If you are budgeting for an upcoming annual shutdown, Seetru Engineering Services can review your pressure equipment requirements and provide a quote based on the work your site needs.
Our engineers support annual shutdowns with valve testing, maintenance, repair and overhaul both on site and through our workshops. Where the scope needs further investigation, we can also discuss what information or site assessment may be required before finalising the work.
Get in touch with Seetru Engineering Services to discuss your annual shutdown maintenance requirements and request a quote.
FAQs
What Happens if a Valve Cannot Be Repaired or Overhauled?
If our engineers find that a valve is no longer suitable for repair or overhaul, we will discuss the available options with you rather than simply returning the equipment without a solution. This ensures you get the valve sourcing support you need.
Seetru Engineering Services works as both an MRO service provider and part of a valve manufacturing group.
This means we can help you assess the next step and identify a suitable replacement where required. Depending on the application, Seetru or LESER UK may be able to provide an appropriate valve.
Having access to both pressure equipment maintenance services and valve manufacturing support can help reduce the time spent searching for an alternative. It also allows us to consider the application, safety requirements and cost before recommending the most suitable course of action.
A shutdown already removes equipment from normal operation, so delays during the maintenance window can have consequences beyond the cost of the engineering work itself.
If engineers uncover a fault that needs additional repair, replacement parts or a new valve, the speed at which you can decide what happens next becomes important. Delays in inspection, approval or sourcing a suitable replacement can extend the time before equipment returns to service.
Working with an MRO provider that can test, repair, overhaul and help source replacement valves gives you fewer handovers when something unexpected happens. This can help your team reach a decision sooner and reduce the risk of maintenance issues extending the planned production shutdown.
If engineers find a condition that makes the work unsafe, they should stop and raise it with the site before continuing.
For example, this could involve an isolation that is not holding, unexpected pressure or liquid remaining in the system, or equipment whose condition creates a risk during removal or servicing. The site can then investigate the issue and make the equipment safe before maintenance resumes.
Stopping work may affect the shutdown schedule, but continuing with an unsafe condition could put people at risk and create a much larger operational problem. This is why the condition of the plant and the safety of the work must take priority over completing the servicing of any pressure equipment simply because it sits within the planned maintenance scope.