Posts by NCS
LRFD Article 2: LRFD for Substructures – Concept of Failure and Reliability Index
In a previous article (NCS, 2007), the concept of limit state in the framework of Load and Resistance Factor Design (LRFD) as adopted by American Association of State Highway and Transportation Officials (AASHTO) was discussed. A limit state was defined as a condition beyond which the bridge..
Read MoreHollow-Core Soil Nails State-of-the-Practice
A commentary on the use of hollow-core bars for soil nail walls is presented in this report based on the authors’ experience. The basic technology of hollow-core soil nailing is presented and several..
Read MoreIntegrity Testing of Drilled Shafts – Existing and New Techniques
The use of drilled shafts as a cost-effective deep foundation system has grown tremendously in the last couple of decades. With the advent of non-redundant large..
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