Axial Flow Pumps for Flood Control & High-Volume Water Movement

Dyco Pumps and Equipment manufactures custom axial flow pumps and rebuilds existing pumps for flood protection, canal systems, agricultural drainage, stormwater pumping, and other high-volume, low-head applications.

Each axial flow pump is custom-built to the needs of our clients, including water-management districts, municipalities, agricultural operations, and commercial operators who depend on reliable high-volume water movement.

Axial Flow Pumps for Flood Control, Canal Systems & Drainage

An axial flow pump uses an open, propeller-style impeller positioned near the lower end of the pump. As the impeller rotates, it moves water upward in the same general direction as the pump shaft.

This design is intended for moving large volumes of water across relatively low-head conditions. Unlike pumps designed primarily to create higher pressure or lift water through greater elevations, axial flow pumps are commonly used where the main objective is high-volume water movement.

Axial flow pumps are often used for:
  • Flood protection

  • Canal pumping

  • Agricultural drainage

  • Surface water management

  • Stormwater pumping

  • Municipal drainage

  • Water-control infrastructure

  • Seasonal water-level management

Because of their high-flow, low-head operating characteristics, axial flow pumps are especially well suited to permanent canal systems, flood-control stations, agricultural drainage systems, and other large-scale water-management applications.

Axial Flow Pump Overview

Common sizes: 12", 24", 30", 36", and 42"
Pump type: Axial flow / propeller pump
Best for: High-volume, low-head pumping
Drive options: Diesel, electric, and hydraulic
Configurations: Vertical and angled
Services: New and complete rebuilds
Typical new-build lead time: 8–10 weeks
Typical rebuild lead time: 3–5 weeks
Lead times vary based on pump size, configuration, material availability, pump condition, required components, and current production schedules.

Built For Your Application

Dyco axial flow pumps can be configured around the required capacity, available power, installation layout, and pumping-station dimensions.

Pump Sizes

Dyco commonly builds 12", 24", 30", 36", and 42" axial flow pumps. Larger and smaller sizes are available. The appropriate pump size depends on:

• Required flow
• Operating head
• Available power
• Discharge arrangement

Drive Options

The drive system is selected based on the application, available power, installation type, operating requirements, and customer preference.

• 
Three-phase electric drives
• Diesel engines for remote sites
• Hydraulic drives for specialized applications

Installation Configurations

Dyco builds both vertical and angled configurations of axial flow pumps.

Vertical axial flow pumps have a draw pipe that extends upward from the water with a 90° elbow to the discharge. 

Angled axial flow pumps are configured to follow the canal bank where a vertical installation is not practical.

Choosing Between an Axial Flow Pump and a Centrifugal Pump

Axial flow pumps and centrifugal pumps are both used to move water, but they are designed for different operating conditions.
axial flow pumps in production at Dyco

Axial Flow Pumps

Axial flow pumps are generally best suited for:
  • High-volume, low-head water movement

  • Permanent canal and flood-control systems

  • Agricultural drainage

  • Stormwater and surface-water management

Axial flow pumps are large, site-specific pieces of equipment. Major maintenance and rebuild work is commonly handled by an experienced pump shop.
a centrifugal pump from Dyco

Centrifugal Pumps

Centrifugal pumps are generally better suited for:
  • Applications requiring more lift 

  • Temporary or changing jobsite conditions

  • Portable and permanent pump systems

  • Temporary Irrigation

Centrifugal pumps are easier for operators to maintain in the field. While most are portable, we also build and install permanent centrifugal pumps.
For applications that need high flow with additional head, Dyco also builds pumps outfitted with mixed-flow impellers.
The right pump depends on the required flow, operating head, installation type, power source, and portability needs.
a row of rebuilt axial flow pumps

Complete Axial Flow Pump Rebuilds

Because axial flow pumps are large and expensive pieces of equipment, many owners choose to rebuild an existing pump rather than replace it.

Dyco performs complete axial flow and propeller pump rebuilds for a wide range of pump brands.

Rebuild work may include:
  • Shaft replacement

  • Grease tube replacement

  • Impeller repair or replacement

  • Surface preparation and repainting

  • Inspection for return to service

A typical rebuild turnaround is approximately 3–5 weeks, depending on the pump’s condition, required parts, scope of work, and current workload.

Why Water-Management Customers Choose Dyco

Practical Lead Times

Typical lead times are approximately 8–10 weeks for new axial flow pumps and 3–5 weeks for a pump rebuild.

Custom Builds and Rebuilds

Dyco can manufacture a new axial flow pump for your application or rebuild your existing pump.

Direct Access to the Team

Customers can communicate directly with people familiar with the pump, the application, and the fabrication process.

Support for Ongoing Pump Needs

Dyco works with organizations that need a specialist to keep their axial flow pumps running when they need them most.

Limited One-Year Manufacturer’s Warranty

Dyco offers a limited one-year manufacturer’s warranty.
a newly installed axial flow pump

Custom Axial Flow Pumps for a Central Florida Solar Field

Dyco designed, manufactured, and installed three custom vertical axial flow pumps for a solar field project in Central Florida.

The electric-powered pumps were designed to fit the site layout and move excess water to prevent flooding the solar field. From initial design through completed installation, the project took approximately 10 weeks.

The project included pump design, fabrication, and field installation, demonstrating Dyco’s ability to support high-volume, multi-pump flood-control and commercial water-management applications.

Project highlights:
  • Central Florida solar field project
  • Three custom vertical axial flow pumps
  • 12,000 gallon-per-minute design capacity
  • Electric-powered pump configuration
  • 10 weeks from design to completion

Heavy-Duty Construction for Long-Term Water Control

Dyco axial flow pumps use steel construction, with optional stainless steel available for the complete pump or for the impeller only. The pump shaft is manufactured from 1045 turned, ground, and polished steel. It runs in brass bushings inside a grease-filled pipe, creating a durable, continuously lubricated shaft and bushing system designed for long service life.

Construction details include:
  • Steel pump construction
  • Brass bushings supporting the pump shaft
  • 1045 turned, ground, and polished pump shaft in a grease-filled pipe
  • Serviceable shaft, bushings, grease tube, and impeller components
  • Optional stainless steel pump or stainless steel impeller
an axial flow pump with a service platform

Dyco Axial Flow Pumps in the Shop and the Field

two axial flow pumps
an axial flow pump ready for delivery
an angled axial flow pump
water coming from an axial flow pump
an axial flow pump in a canal
a running axial flow pump

Information That Helps Us Configure Your Axial Flow Pump

Dyco needs as much information about your application and pump site as possible to help make the design and construction of your pump smooth.

Helpful project information includes:
  • Intended application

  • Desired flow rate

  • Operating head

  • Diesel or electric drive 

  • Project location

  • Required delivery timeline

Customers who do not yet know the required flow or head can contact Dyco for help determining the project requirements.

Contact Dyco About Your Axial Flow Pump

Tell us what you know about the application, existing pump, installation, required capacity, power source, and project timeline for your new axial flow pump or pump rebuild.
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