Building Code

Code Specified Soil Type

Code Specified Soil Description

Geotechnical Description & (Unified Soil Classification)

Eurocode 8

C

Deep deposits of dense or medium dense and, gravel or stiff clay with thickness from several tens to many hundreds of metres.

Medium to dense Gravels, silty gravels and silty-clayey Gravels

(GP,GM,& GC-GM) or

Medium to dense Sands, silty Sands and silty-clayey Sands

(SP,SM & SC-SM) or

Stiff to hard Silts

(ML) or

Stiff to Hard Lean Clays and silty-Clays (CL & CL-ML)

ASCE

B

Rock with Medium Strength

Several possibilities, such as Weathered Shale, Limestone and Sandstone