References

Austroads Guide to Pavement Technology, Part 2: Pavement Structural Design (2008)

gINT Civil Tools Help, Bentley Systems

Liao, S.S.C. and Whitman, R.V. (1986), Overburden Correction Factors for SPT in Sand: Journal of Geotechnical Engineering, A.S.C.E., v. 112:3, p. 373-377

Skempton, A. W. (1986), Standard penetration test procedures and the effects in sands of overburden pressure, relative density, particle size, ageing and over-consolidation, Géotechique, Vol 36, Issue 3, 1986, pp 425-447

Stockwell, M. J., "Determination of allowable bearing pressure under small structures", New Zealand Engineering (32,6) 15 June 1977