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Precast Products

Precast Products

Suppliers of NPCA and ASTM Quality Precast — 

Suppliers of NPCA and ASTM Quality Precast
Please click here to view the 2021 JMI Product Catalog or select from the detailed list below.

Catch Basins & Accessories

2 X 2 CB 2 X 2 EXT 2 X 4 M Top
2 X 3 CB 2 X 3 EXT Slab Top 3 X 3
2 X 4 CB 2 X 4 EXT Slab Top 4 X 4
3 X 3 CB 3 X 3 EXT Type C Drain Inlet
4 X 4 CB 4 X 4 EXT  


Manholes & Accessories

48″ Manhole Base 60″ Manhole Base
48″ Manhole Cone 60″ Manhole Cone
48″ Manhole Cover 60″ Manhole Cover
48″ Manhole Ring 60″ Manhole Ring
Riser Ring Extension

Tanks & Accessories

4′ Diameter Seep Tank 6 Outlet Distribution Box
10,000-40,000 Gal. Tanks 300 Gal. Pump Tank
300 Gal. Seep Tank 750 Gal./Day Norweco Septic Tank
500 Gal./ Day Norweco Septic Tank 500 Gal. Single Septic Tank
500 Gal. Traffic Rated Tank 500,1000, 1500 Gal. Septic Tank Riser
1000 Gal. 1-C Traffic Rated Tank 1000 Gal. 2-C Septic Tank
1000 Gal. 2-C Traffic Rated Tank 1000 Gal. Seep Tank
1000 Gal. Single Septic Tank 1500 Gal. 1-C Septic Tank
1500 Gal. 1-C Traffic Rated Tank 1500 Gal. 2-C Septic Tank
1500 Gal. 2-C Traffic Rated Tank 2000 Gal. 1-C Traffic Rated Tank
2000 Gal. 2-C Tank Divider Wall 2000 Gal. 2-C Traffic Rated Tank
4500 Gal. 2-C Tank 4500 2-C Traffic Rated Tank
Flout Tank  

 Miscellaneous Utilities

Box Culvert 4-Pack Pull Box
Garden Box 6-Pack Pull Box
Riverwalk Rain Box Water Meter Box
4-Way Switch Gear Pad 6-Way Switch Gear Pad
25 KVA Transformer  Pad 50 KVA Transformer  Pad
750 KVA Transformer  Pad Transformer/Switch Pad Curbing



5′ T-Wall Precast Parking Barrier with Trenches
10′ T-Wall  Barrier Block 2’x2’x3′ Straight
12′ T-Wall Barrier Block 2’x2’x5′ Corner
Barrier Block Face Types Barrier Block 2’x2’x5′ Straight
Barrier Block Top Cap Barrier Block 2’x2’x6′ Straight


Landscape Blocks


Landscape Block Full Landscape Corner Block-Recess Left
Landscape Block Half Landscape Corner Block- Recess Right
Landscape Block Top Cap Rhode Island Half Block 30″
Modular Step Rhode Island Full Block 60″

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