Backfill Material Calculator
Professional Construction Fill Estimation Tool
Advanced calculations for trenches, foundations, and earthwork projects
Project Parameters
Project Type
Trench Backfill
Utility trenches, pipelines
Foundation Backfill
Building foundations, retaining walls
Excavation Dimensions
Backfill Material Type
Gravel (3/4″)
Density: 1.6 T/CY
Sand (Clean)
Density: 1.3 T/CY
Crushed Stone
Density: 1.4 T/CY
Common Fill Soil
Density: 1.1 T/CY
Advanced Parameters
Cost Analysis
Quality Control & Specifications
Compaction Requirements
Standard Proctor Density:
95%
Required Passes:
4-6
Equipment Type:
Vibratory Compactor
Material Specifications
Gradation:
Well-graded
Plasticity Index:
< 10
CBR Value:
≥ 20%
Calculation Results
Volume Requirements
0
Cubic Yards
0
Cubic Feet
Material Weight
0
Tons
0
Truck Loads
Cost Breakdown
Material:
$0
Delivery:
$0
Labor:
$0
Total:
$0
Compaction Analysis
Number of Lifts:
0
Compaction Time:
0 hours
Delivery Schedule
Delivery Days:
1 day
Trucks per Day:
0
Cross-Section Visualization
Cost Breakdown Analysis
Material Properties Reference
| Material Type | Density (T/CY) | Cost Range ($/CY) | Compaction Factor | Typical Use |
|---|---|---|---|---|
| Gravel (3/4″) | 1.6 | $20-30 | 1.15-1.25 | Drainage, foundation backfill |
| Clean Sand | 1.3 | $15-25 | 1.20-1.30 | Pipe bedding, general fill |
| Crushed Stone | 1.4 | $25-35 | 1.10-1.20 | Structural backfill, base course |
| Common Fill Soil | 1.1 | $10-20 | 1.25-1.40 | General backfill, landscaping |
Supplier Recommendations & Compliance
Material Testing
- • Gradation analysis (ASTM D6913)
- • Proctor density test (ASTM D698)
- • CBR testing (ASTM D1883)
- • Plasticity index (ASTM D4318)
Quality Assurance
- • Field density testing
- • Moisture content monitoring
- • Compaction verification
- • Material certification
Environmental
- • Erosion control measures
- • Dust suppression
- • Stormwater management
- • Noise control compliance
Project Documentation
Required Documents
Material Test Reports
Compaction Test Results
Quality Control Plan
Environmental Permits