Description
18” x 18” Heavy Duty Catch Basin Frame & Grate – Class C Cast Iron
The 18” x 18” Heavy Duty Catch Basin Frame & Grate is designed for demanding stormwater collection and drainage applications where long-term durability, structural integrity, and reliable water management are essential. Manufactured from heavy-duty cast iron and engineered for Class C service conditions, this drainage assembly provides dependable performance in municipal infrastructure, commercial developments, transportation corridors, and public works projects.
Featuring a horizontal slotted grate design, this catch basin assembly is engineered to promote efficient surface water capture while supporting consistent flow into underground drainage networks. The grate geometry is designed to facilitate runoff collection from paved surfaces, helping improve drainage efficiency in areas exposed to rainfall, traffic, and environmental wear.
Its robust cast iron construction provides excellent resistance to impact, corrosion, and long-term operational stress, making it an ideal solution for municipalities, contractors, engineers, and developers seeking specification-ready drainage products for infrastructure projects.
Features & Benefits
- Heavy-duty cast iron construction for long service life
- Horizontal slotted grate pattern designed for efficient stormwater collection
- Class C rated for municipal and commercial infrastructure applications
- Engineered for reliable hydraulic performance and runoff management
- Precision-cast frame and grate assembly for secure seating and stability
- Excellent resistance to wear, weather exposure, and traffic-related stress
- Suitable for roadways, parking facilities, utility corridors, and public spaces
- Available with custom logos, utility markings, and municipal identifiers
Applications
This 18” x 18” heavy duty catch basin frame and grate assembly is commonly used in:
- Municipal stormwater drainage systems
- Parking lot runoff collection
- Commercial site drainage
- Roadway and curbside drainage infrastructure
- Utility and service corridor projects
- Industrial drainage applications
- Public works construction projects
- Surface water management systems
Product Specifications
| Specification | Details |
|---|---|
| Size | 18” x 18” |
| Height | 3” |
| Length | 18” |
| Material | Cast Iron |
| Class | Class C |
| Slot Style | Horizontal |
Built for Long-Term Drainage Infrastructure Performance
Effective stormwater management begins with reliable drainage components designed to withstand demanding field conditions. Catch basin grates play a critical role in collecting runoff, protecting paved surfaces, and helping direct water into underground conveyance systems.
The 18” x 18” Heavy Duty Catch Basin Frame & Grate is manufactured to provide dependable drainage performance in municipal and commercial environments where durability, flow efficiency, and infrastructure longevity are key project requirements. Cast iron remains one of the most trusted materials for drainage infrastructure due to its proven strength, dimensional stability, and long-term performance in the field.
Frequently Asked Questions
Why are horizontal slotted grates commonly used in drainage systems?
Horizontal slot patterns are designed to promote efficient surface water intake while maintaining structural strength and dependable drainage performance across a variety of infrastructure applications.
What types of projects utilize 18” x 18” catch basin grates?
These drainage assemblies are frequently specified for municipal roadways, parking areas, commercial developments, industrial facilities, public works projects, and stormwater management systems.
What advantages does cast iron offer for drainage infrastructure?
Cast iron provides exceptional durability, load-bearing capability, wear resistance, and long operational service life in demanding outdoor environments.
What does a Class C rating signify?
Class C drainage products are intended for municipal and commercial applications requiring dependable structural performance and reliable stormwater collection capabilities.
Are custom casting options available?
Yes. Amercast may offer custom lettering, utility designations, municipal logos, and project-specific casting modifications depending on application requirements.
Amercast manufactures specification-ready drainage castings for municipalities, contractors, engineers, developers, and public works departments seeking reliable stormwater infrastructure solutions and long-lasting cast iron drainage products.
Contact our team for pricing, lead times, and custom casting opportunities.
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