Table 1.

Data utilized in previous studies for preparing soil zonation maps.

Data used	No. of samples collected	Site	Source
Soil type & bearing Capacity	103	Peshawar, Pakistan	Ahmad et al.4
Bearing capacity, undrained shear strength, liquidity index, and compression index	105	Basrah, Iraq	Khadim et al. (2013)
SPT-N & bearing capacity	464	An-Najaf, Iraq	Al-Maliki et al.6
Bearing capacity, consolidation coefficient, ground water levels, shear strength	464	Wasit governorate, Baghdad, Iraq	Aldefae et al.7
SPT-N, groundwater table, plasticity index, bearing capacity, liquefaction	100	Nidge, Turkey	Celik et al.8
SPT N, groundwater levels, and soil type	50	Islamabad, Pakistan	Khalid et al.9
SPT-N, moisture content, dry density, ultimate bearing capacity	423	Thi Qar governorate	Ali and Shakir10
SPT-N, shear wave velocity, plasticity index, activity, linear shrinkage, cohesion, frictional angle, and chemical contents	406	Rawalpindi, Pakistan	Ijaz et al.11
SPT-N, bearing capacity, shear wave, ground water table	65	Lahore, Pakistan	Daniyal et al.12
SPT-N & bearing capacity	40	Eskisehir, Turkey	Civelekler13
SPT-N, shear wave velocity, soil type, plasticity index, soil activity, chemical composition	810	Lahore, Pakistan	Ijaz et al.11
SPT-N & soil type	360	DMDP area, Bangladesh	Rahman and Ansary15
SPT-N, undrained shear strength, soil type, consolidation parameters	213	New Kabul city, Afghanistan	Amini et al.16