W. Verwaal

Estimating rock strength with the equotip hardness tester

W. Verwaal, A. Mulder · International Journal of Rock Mechanics and Mining Sciences & Geomechanics Abstracts · 1993 · 146 citations

Engineering, Materials Engineering, Materials Science +12

ISRM Suggested Method for the Needle Penetration Test

Reşat Ulusay, Ömer Aydan, Zeynal Abiddin Ergüler et al. · Rock Mechanics and Rock Engineering · 2013 · 59 citations

Computing, Diagnostic Sciences, Method Validation +3

Determination of discontinuity wall strength by Equotip and ball rebound tests

H.R.G.K. Hack, Julius Moremi Hingira, W. Verwaal · International Journal of Rock Mechanics and Mining Sciences & Geomechanics Abstracts · 1993 · 57 citations

Engineering, Civil Engineering, Geotechnical Engineering +10

Using high-resolution industrial CT scan to detect the distribution of rejuvenation products in porous asphalt concrete

Yuan Zhang, W. Verwaal, M.F.C. van de Ven et al. · Construction and Building Materials · 2015 · 45 citations

Engineering, Civil Engineering, Pavement Engineering +13

Application of the needle penetration test to a calcarenite, Maastricht, the Netherlands

Dominique Ngan‐Tillard, W. Verwaal, A. Mulder et al. · Engineering Geology · 2011 · 37 citations

Computing, Diagnostic Sciences, Penetration Testing +2