It’s not hard for an entire pump station to stop functioning for it to become a problem. The pump station might be able to handle the flow of water or wastewater throughout the day but it struggles when the demands are high, require regular maintenance or rely on controls which are difficult to maintain. The equipment functions, however its design may not reflect the current conditions surrounding it.
Planning for infrastructure improvements is essential for municipal officials, developers, and operators of facilities.
Image credit: romtecutilities.com
Find the equipment that’s Not Working
Retrofitting a wastewater lift station should begin with a thorough evaluation of the entire system and not only the pump that is not working. Engineers should evaluate the wetwell, mechanical equipment, and electrical parts. They should also think about discharge pipes as well as current requirements for pumping.
It is vital to observe the condition of the wet well. If its structure is in good condition, it may be suitable to keep it even when replacing equipment that is no longer in use. The construction costs could be lower as compared to constructing a new station. However, maintaining the existing infrastructure is only a good idea in the context of plans for improvements.
Did the area of service change?
The water treatment plant built years ago can now be used to serve increasing numbers of homes, businesses as well as industrial processes.
These changes can alter flows and operational demands. Successful lift station rehabilitation therefore requires more than restoring the original equipment specifications. Engineers must assess the flow rate and anticipated, the total dynamic head of equipment the operational reliability, as well the capacity.
A larger pump isn’t automatically the answer. New equipment has to be compatible with the existing system of piping, wet wells, electrical supply, controls and so on. If you modify one of the components you can create problems with other parts of the system.
Priorities for stormwater retrofits are different
Retrofitting a stormwater pump station introduces additional considerations because runoff can change dramatically with rainfall and surrounding development. Stations that are part of the detention basin might differ in their flow patterns from those that are receiving water from storm drains. New pavements, expanded parking areas or alterations to drainage infrastructure could alter the amount and time of runoff reaching the station.
Before recommending an upgrade to an emergency pump station for stormwater, engineers should examine the drainage area that is contributing to it. They should also review the expected peak flows as well as storage capacity and discharge conditions.
These results help determine if equipment modernization will be sufficient or if the station requires greater reconstruction.
You should plan your construction in advance of when you stop service
One of the most frequently ignored issues is how the current station will be operating during rehabilitation. Wastewater systems generally cannot be disconnected without the need for continuous flow management.
Construction can involve installing temporary bypass pumps or replacing infrastructure adjacent to the station operating.
It is also essential to prepare for stormwater projects, as the system could be needed in the event of a sudden rainstorm. A comprehensive engineering plan comprehensive must include installation sequencing, temporary operations, equipment integration and commissioning, not just replacement components.
Making the system more user-friendly to use
Romtec Utilities provides site-specific engineering and supply solutions for wastewater and stormwater pumping needs.
The retrofit method evaluates the structural, mechanical, electrical and communication components are able to remain in place and which need replacement. The company gives owners preliminary designs, estimates of budgets as well as project options.
Following installation, tests for startup, commissioning and operator training are important to ensure that the newly renovated station operates in accordance with its specifications. Operators need to be able maintain and understand the system after a successful rehabilitation.
Upgrade the System, Not Only Its Age
It’s not required to replace an older pump station. Some structures may have years of use left even if their electrical and mechanical equipment needs modernization. It is essential to identify the items that can be preserved safely and economically while ensuring that the station’s finished product is in line with current and future demands.
When they look at the overall operating conditions and structural integrity as well as the requirements for hydraulics and construction constraints, owners are able to make better-informed decisions.
It’s not just about trying to make an old station work again. To make sure the station is ready for any future projects it is essential to modernize the station.