d.blast: tremor caused by blasting for excavation of a tunnel, with...

In regr0: Building regression models

Description

When excavating a tunnel, blasting may cause damage in houses in the neighborhood. It is important to keep the tremor caused by the blasting under control. To this end, tremor is measured. There were 4 devices to measure tremor. They were moved to different locations while the excavation advanced.

Usage

data(d.blast)

Format

A data frame with 388 observations on the following 7 variables.

no

number of blasting

datetime

date and time of the blasting

device

measurement device

charge

charge (loading) in kg

distance

between place of blasting and location

tremor

measured in mm/s

location

house in which tremor was measured

Source

Basler \& Hofmann, Zurich

Examples

data(d.blast)
doc(d.blast)
coplot(log10(tremor)~distance|charge*location, data=d.blast)

regr0 documentation built on May 2, 2019, 4:52 p.m.