Drainage Structures

Wichita Concrete Pipe, Inc. & McPherson Concrete Products, Inc.Precast Solutions to Meet Every Drainage Need

Precast inlets are a quality, economical alternative to cast-in-place or brick structures in stormwater drain systems. McPherson Concrete Companies offers various sizes, shapes and types to meet every drainage need. They vary in design from pedestrian traffic to airport and railroad loading, and are made to meet local, state and agency specifications.

  • Applications
    • Storm Drain Systems
    • Pond Overflow Structures
    • Pavement and Curb Drainage
    • Maintenance and Inspection Access
    • Junction Structures for Multiple Pipes, Sizes and Shapes
    • Grade, Elevation and Alignment Transitions
  • Options


    Our drainage structures are available in various shapes and sizes, ranging from a 26”x26” rain leader inlet to structures limited by shipping and individual lifting limitations. Contact your sales associate for a full line of options.


    • Tongue and Groove w/ Preformed Mastic
    • Butt Joints w/ Preformed Mastic


    Miscellaneous Items:

    • Snouts – Water Quality Devices
    • Steps
    • Flexible Pipe to Precast Structure Connectors


    Liners, Coatings and Admixtures:
    We offer a variety of products depending on job-specific requirements. Contact your sales associate for more information.

  • Specifications
    • ASTM C858 – Specification for Underground Concrete Utility Structures
    • ASTM C913 – Specification for Precast Concrete Water and Wastewater Structures
    • ASTM C1478 – Specification for Storm Drain Resilient Connectors Between Reinforced Concrete Storm Sewer Structures, Pipes, and Laterals
    • DOT, Municipal or Agency Specifications

    Do you need to meet job-specific conditions and loading requirements not covered by ASTM specifications? We can provide design calculations and stamped drawings by licensed engineers. Please contact your sales associate.


Product Specification Downloads Curb Inlets


Product Specification DownloadsGutter Inlets


Product Specification DownloadsArea Inlets


Product Specification DownloadsJunction Structures


Product Specification DownloadsTrench Drain

Associations and Certifications

Request a Quote

For more information about underground utility products and to request a project quote, you may contact Wichita Concrete Pipe, Inc. at (316) 838-8651, contact McPherson Concrete Products, Inc. at (620) 241-4362 or complete an online form.

Online Quote Request