Soil Investigation (Leaving Cert Construction Studies): Flashcards
📚Flashcards
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Practise the cards
10 cards from this deck
Purpose of soil investigation before building
Purpose of soil investigation before building
Determines foundation type & site suitability
Three main aspects affected by soil type
Three main aspects affected by soil type
Foundation design, septic tanks, surface water drainage
Purpose of percolation test
Purpose of percolation test
Checks if soil can handle wastewater requirements
Professional who assesses soil
Professional who assesses soil
Qualified land surveyor
Trial hole dimensions
Trial hole dimensions
1m x 1m, 2.5-4m deep
Unit for measuring bearing capacity
Unit for measuring bearing capacity
(kilonewtons per square metre)
Bearing capacity threshold for hand-mouldable soil
Bearing capacity threshold for hand-mouldable soil
Under
Peat suitability for building
Peat suitability for building
Not suitable for building
Percolation value range to pass test
Percolation value range to pass test
Between 5 and 60
Groundwater depth that causes site failure
Groundwater depth that causes site failure
Water depth exceeding 1m