Abstract: The standard deviation computer is a small electronic analog device which is designed to calculate the standard deviation of a voltage signal with less than 5 per cent error. The output is a continuous voltage signal ...

Abstract: This paper presents a new methodology for determining bridge inspection intervals and procedures. The methodology was developed using established risk-based methodologies with the goals of improving bridge safety and ...

Abstract: This paper presents a new methodology for determining bridge inspection intervals and procedures. The methodology was developed using established risk-based methodologies with the goals of improving bridge safety and ...

Abstract: Because of budget constraints, many state and county highway agencies are often forced to develop innovative and economical replacement strategies for deteriorated bridges. One such option is to use a retired railroad ...

Abstract: Many state and county highway agencies are often forced to develop innovative and economical replacement strategies for deteriorated bridges. One such option is to use a retired railroad flatcar (RRFC) for a bridge ...

Abstract: ASTM A1010 (A709 Gr50CR) is a dual-phase stainless steel that is gaining popularity in the US bridge market due to its corrosion resistance and potential for life cycle cost savings. Several recent research studies and ...

Abstract: This paper describes the residual strength of damaged strand and wires from protected cable stay bundles subjected to severe blast qualification tests. This effort was motivated by the question: What reserve strength is ...