Construction Monkey

Duct Bank Calculation

Duct Bank Calculator

Need to install a duct bank and want to get the particulars? Simply enter in the information below and Construction Monkey will calculate the trench sizes, backfill, and excavation requirements.

Enter the Parameters Results
Depth of Duct Bank:
Depth Measured from Grade to:
Number of Conduits Wide:
Number of Conduits High:
Type of Conduit:
Size of Conduits:
Spacing of Conduits
Spacing Measured
Length of Duct Bank:
Type of Fill Around Conduits:
Minimum Concrete Coverage on Top:
Minimum Concrete Coverage on Bottom:
Minimum Concrete Coverage on Left:
Minimum Concrete Coverage on Right:
Duct Bank Width: 38.0 in |  3 feet 2 inches
Duct Bank Height: 21.0 in |  1 feet 9 inches
Trench Depth: 57.0 in |  4 feet 9 inches
Volume of Excavation: Help 1,504.2 ft3 |  55.7 yd3
Volume of Concrete: Help 465.8 ft3 |  17.3 yd3
Volume of Backfill: Help 950.0 ft3 |  35.2 yd3
Volume of Duct Bank: Help 554.2 ft3 |  20.5 yd3
Volume of Spoils: Help 554.2 ft3 |  20.5 yd3
Volume of Conduit: Help 88.4 ft3 |  3.3 yd3

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What can Construction Monkey save your company? Save foreman time managing the field labor and improves productivity for your entire field.

No guarantees are made as to the accuracy of the calculation or compliance with local codes.  Verify all calculations with a professional engineer. If you find an error, or have a suggestion, please send us an email.