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Excavation
Calculator
Calculate dig volume, truck loads, and material swell
Rectangular
Trench
Sloped Sides
Pond / Pool
Rectangular Excavation
Length (ft)
Width (ft)
Depth (ft)
Soil Type
Clay (25% swell)
Common Earth (30% swell)
Loam (35% swell)
Sand & Gravel (40% swell)
Rock (50% swell)
Truck Capacity (CY)
10 CY (Single Axle)
14 CY (Tandem)
18 CY (Tri-Axle)
22 CY (Quad)
Calculate Excavation
Results
0
Bank Cubic Yards
(in-place)
0 m³
0
Loose Cubic Yards
(hauled)
0 m³
0
Cubic Feet
0 m³
0
Truck Loads
Bank vs Loose:
Soil expands when excavated. "Bank" is in-ground volume, "Loose" is what you haul away. Always order trucks based on loose yards.
Trench Excavation
Trench Length (ft)
Top Width (ft)
Bottom Width (ft)
Depth (ft)
Swell Factor
25%
30%
35%
40%
Truck Capacity (CY)
Calculate Trench
Results
0
Bank CY
0 m³
0
Loose CY
0 m³
0.00
CY per LF
0 m³/m
0
Truck Loads
Excavation with Sloped Sides
Bottom Length (ft)
Bottom Width (ft)
Depth (ft)
Side Slope (H:V)
0.5:1 (steep)
1:1 (45 deg)
1.5:1 (OSHA Type B)
2:1 (OSHA Type C)
Swell Factor
30%
35%
40%
Truck Capacity (CY)
Calculate Excavation
Results
0
Bank CY
0 m³
0
Loose CY
0 m³
0
Top Length
ft
0 m
0
Top Width
ft
0 m
0
Truck Loads
OSHA Requirements:
Type A soil: 0.75:1 | Type B soil: 1:1 | Type C soil: 1.5:1. Excavations over 5 ft require sloping, shoring, or shielding.
Pond / Pool Excavation
Shape
Rectangular
Oval / Kidney
Length (ft)
Width (ft)
Shallow End Depth (ft)
Deep End Depth (ft)
Overdig (ft)
Swell Factor
30%
35%
Truck Capacity (CY)
Calculate Excavation
Results
0
Bank CY
0 m³
0
Loose CY
0 m³
0.0
Avg Depth
ft
0 m
0
Truck Loads
Soil Swell Factors
Soil Type
Swell %
Shrink %
Load Factor
Clay
20-30%
10-15%
0.80
Common Earth
25-35%
5-10%
0.77
Loam
30-40%
5-10%
0.74
Sand & Gravel
12-18%
-5%
0.88
Rock (blasted)
40-65%
N/A
0.67