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AASHTO Fracture Control Plan and Revisions to LRFD Fatigue Design Specifications

Primarily in response to failures during the late 1960's and 1970's, the material, design, fabrication, shop inspection, and in-service inspection requirements ...

Fatigue Cracking and Inspection of High-mast Lighting Towers

Recent failures of high-mast lighting towers in several states have raised questions as to the robustness and safety of the existing inventory of similar ...

Response of Fire Loading on Multi-story Continuous Steel Columns

This project investigates the inelastic buckling analysis of continuous steel wide flange gravity columns under partial fire loading. During a fire event, ...

Structural Integrity of Steel Gravity Framing Systems - Purdue Slab Component Tests

Component tests on the concrete slab on metal deck include uniaxial tests to evaluate behavior in both orthogonal directions with respect to the deck ...

Laboratory Testing of Railroad Flatcars For Use as Highway Bridges on Low-Volume Roads to Determine Ultimate Strength and Redundancy

Several counties in Indiana use retired railroad flatcars for a bridge superstructure to replace existing deteriorating county bridges. There are over 130 ...

Member-level Redundancy in Built-up Steel Members

The objective of this research is to quantify the redundancy possessed by built-up steel members (bolted or riveted). Typically, built-up members will not ...