15
Nov

Lapindo, sebuah kesalahan atau bencana alam?

Written by Gouw Tjie Liong, Ir., M.Eng, ChFC, PhD. Posted in Geotechnic, Technical Information

Untuk mengetahui apakah Lapindo itu bencana alam atau kesalahan manusia, silakan buka link ini:

Read this report: Lapindo Mud Volcano, natural or man made disaster?

http://phys.org/news132233433.html

20
Apr

CPT vs Phi Peak for Sand (Correlation)

Written by Gouw Tjie Liong, Ir., M.Eng, ChFC, PhD. Posted in Technical Information

This chart is useful for estimating Phi Peak for Sand

source:  Robertson, P.K., and Campanella (1983)

warning:

Be very careful in using correlation! and It might be very useful for a feasibility study of a design;Always do the proper soil test for a real design. It is our job to convince the owner to do a proper soil test.

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