NZS 4402.6.5.1:1988 Methods of Testing Soils for Civil Engineering Purposes Part 6.5: Soil Strength Tests - Determination of the Penetration Resistance of Soil Test 6.5.1: Standard Penetration Test (SPT)
1988NZS 4402.6.5.1:1988 Methods of Testing Soils for Civil Engineering Purposes Part 6.5: Soil Strength Tests - Determination of the Penetration Resistance of Soil Test 6.5.1: Standard Penetration Test (SPT)