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Ultra-low Strength Subgrade (PC2_4)

DGIF baseline 2026-1, the latest. Earlier baselines: timemap.

RDF: pc2_4.ttl

Name
ultraLowStrengthSubgrade
Attribute
PC2 PCN Pavement Subgrade Strength Category
Definition
Characterized by K = 20 MN/m3 and representing all K values below 25 MN/m3 for rigid pavements, and by California Bearing Ratio (CBR) = 3 and representing all CBR values below 4 for flexible pavements.
Accepted
2013-10-18
Allowed for

Source: DGIF 2026-1 QEA model, DGIWG. Standard: DGIWG 206-3. Licence: CC BY 4.0, © DGIWG.