It’s not that hard for a pump station’s stoppage in functioning to be problematic. While it can transport stormwater and wastewater on a daily basis however, the pump station could struggle to meet the demand for water at its peak. It could also require more frequent maintenance. Even though the equipment is operational, its original design might no longer be appropriate for the present conditions.
Image credit: romtecutilities.com
The planning of infrastructure improvements is crucial for city officials, developers, and managers of facilities.
Look Beyond the Equipment That’s Failing
A wastewater lift station retrofit should begin with an assessment of the complete system, not simply the pump experiencing problems. Engineers must evaluate the water well, mechanical components and electrical components, as well as controls, discharge piping as well as the current needs for pumping.
The condition of a wet well is crucial. If its structure is solid it might be possible to preserve it as a replacement for outdated equipment. This will reduce the amount of construction needed as compared to the construction of a new station. But, keeping the existing infrastructure is only a good idea in the context of proposed improvements.
Has the Service Area been changed?
An old wastewater station may be serving additional residential, industrial or commercial properties.
These modifications could affect the flow rate and operating needs. Rehabilitation of a lift station requires more than simply restoring the original specifications for the equipment. Engineers have to assess the flow rate and anticipated as well as the dynamic head of the equipment the operational reliability, as well the capacity.
A bigger pump may not be the answer. The new equipment should work with the existing piping, wet well, electric supply and controls. If you modify one of the components, it can cause problems in other areas.
Stormwater Retrofits Have Different Priorities
Retrofitting a stormwater pump station introduces additional considerations because runoff is subject to change with rainfall and surrounding development. A station that is connected to an detention pond may have distinct inflow patterns compared to one receiving water directly through storm drains. Modifications to drainage infrastructure like new pavement or expanded parking areas, could affect the frequency and quantity of water that can be available to the station.
Before recommending a major upgrade of the stormwater system, engineers need to look over the drainage areas and peak flows anticipated as well as the capacity of storage available, discharge conditions and the pump’s performance.
These results help determine if modernization of the equipment will suffice or if the station needs more extensive reconstruction.
Make sure you plan your construction prior to when you disrupt service
How the station will function when it is being renovated is a matter that is often overlooked. In general, wastewater systems can’t be shut down without a strategy to manage flow.
In accordance with the space available and project requirements the construction could involve temporary bypass pumps or the installation of new infrastructure in conjunction with the operating station.
It is also essential to prepare for stormwater-related projects because the system could be needed in unexpected rainstorms. The engineering plan must contain the sequence of installation as well as temporary operations and equipment integration.
The completed System is simpler to operate
Romtec Utilities offers site-specific engineering solutions and supplies for wastewater and stormwater pumps.
The retrofit method evaluates which structural, mechanical, electrical and communication components are able to remain in place and which need replacement. The firm provides owners with preliminary designs, budget estimates and options for projects.
Following installation, tests for startup, commissioning, operator training as well as operation and maintenance documentation will ensure that the station has been upgraded in accordance with the specifications of its design. A successful rehabilitation effort should provide operators with a station they can maintain and understand.
Make sure you upgrade your computer, not just its age
A pump station that’s older may not need to be replaced completely. Even if the electrical and mechanical equipment is old Some structures may be beneficial for years to come. The most important thing is to figure out what is safe and cost-effectively retained while making sure the station is able to meet current as well as future needs.
Owners can make better investment decisions by examining the operational conditions, structural integrity and hydraulic needs together.
It’s not just about making an old station work again. To make sure that the station is prepared for future projects it’s essential to improve the station.
