Fill & Base
Item 4 (DOT)
Also known as: NYSDOT-Type 1 Subbase
Our ITEM 4 (DOT) is highly compactable and used to create all types of compact bases, pads, or foundations where a high compaction material is needed.
Applications
- Driveway base
- Parking lot base
- Road and walking path base
- Sub-base under structures
- Trench backfill
Why It Works
The base stone for everything that needs to hold.
Our ITEM 4 (NYS Spec Type 2) is highly compactable and used to create all types of compact bases, pads, or foundations where a high compaction material is needed. As the staple base product, Item 4 has a wide range of uses including building and maintaining roads, driveways, parking lots, walking paths, subbase under structures and backfilling trenches. Item 4 will hold compaction in both wet and dry conditions and will provide a strong foundation for the long term. This product is also known as Crusher Run, DGA, or QP
Documentation
Specifications & test reports
Available for municipal, commercial, and DOT-specified projects. Call us if you need additional documentation for your project specification.
- Grosso Item 4 Standard Proctor 2025
- Grosso Item 4 Modified Proctor 2025
- Grosso 2025 NYSDOT 304 2.02 Type 2 Item #4
- Report of Moisture Density GRO
- SLL Item 4 Gradation
- SLL Item 4
- Subbase (Blue Item #4) - EAH
- MOY Item 4 Gradation
- Hancock Item 4 Brown - Report of Moisture Density
- Hancock Item 4 Brown Gradation
- CHR Report for Unified Soil Classification
- CHR Item 4 Gradation
- CHR Item 4 - Report of Moisture Density
- CHR Item 4 - Report of Atterberg Limits Test


