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Re: Increase in volume for excavated soils

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>From Table 4-1
Construction Planning Equipment andf Methods
Peurifoy
McGraw-Hill Civil Engineering Series:


Representative Swell for Different Classes of Earth

Class of Earth                    Per cent of swell
Clean sand or gravel                 5 - 15
Top soil                            10 - 25
Loamy soil                          10 - 35
Common earth                        20 - 45
Clay                                30 - 60
Solid rock                          50 - 80

Neil Moore
S.E.


>Regarding your question:
>
>Does anyone know of a rule of thumb for determining the amount of
>volume increase for soils excavated from trenches?
>
>
>Depends on soil type, initial density, method of excavation, moisture
content,
>etc.