Stockpile Calculator 


The "Smalis Stockpile Calculator" is simple to use, requires no research on materials and yet, provides the pertinent information regarding all aspects of the stockpile. Simply enter the material to be conveyed and the length of the conveyor that is being considered.  (Attention "Internet Explorer" users: Should your browser prompt you, please click on "Show blocked Content" in order to allow the necessary calculations.

Required Information
Material: Length of Conveyor (ft) Use the "tab" key to navigate between input cells, and perform final calculations.
Material Characteristics
Material: Angle of
Repose
Wgt of
Material
Linear Measurements (Based on 18° Conveyor Inclination and Conical Height of 97% of Maximum)
Height of
Stacker
(ft)
Horizontal
Distance of
Stacker
(ft)
Radius of
Conical Pile
(ft)
Horizontal Distance of
Stacker + Stockpile
(ft)
Height of
Conical Pile
(ft)
Volumetric and Weight Measurements
Conical
Pile
5° Arc 10° Arc 15° Arc 20° Arc
Yds³ Tons Yds³ Tons Yds³ Tons Yds³ Tons Yds³ Tons
25° Arc 30° Arc 35° Arc 40° Arc 45° Arc
Yds³ Tons Yds³ Tons Yds³ Tons Yds³ Tons Yds³ Tons
50° Arc 55° Arc 60° Arc 65° Arc 70° Arc
Yds³ Tons Yds³ Tons Yds³ Tons Yds³ Tons Yds³ Tons
75° Arc 80° Arc 85° Arc 90° Arc
Yds³ Tons Yds³ Tons Yds³ Tons Yds³ Tons
95° Arc 100° Arc 105° Arc 110° Arc 115° Arc
Yds³ Tons Yds³ Tons Yds³ Tons Yds³ Tons Yds³ Tons
120° Arc 125° Arc 130° Arc 135° Arc 140° Arc
Yds³ Tons Yds³ Tons Yds³ Tons Yds³ Tons Yds³ Tons
145° Arc 150° Arc 155° Arc 160° Arc 165° Arc
Yds³ Tons Yds³ Tons Yds³ Tons Yds³ Tons Yds³ Tons
170° Arc 175° Arc 180° Arc 185° Arc
Yds³ Tons Yds³ Tons Yds³ Tons Yds³ Tons
This document is offered for the purposes of estimating volume and weight of a stockpile. No liability is assumed for the accuracy of the data calculated herein, either expressed or implied by Smalis Inc. For materials that exhibit a range of Angles of Repose, based on parameters such as moisture content or variations in size, a median value of the range is used in order to establish the volumetric and weight. Redistribution of this spreadsheet or source code, in any form, is strictly prohibited.