National Steel Bridge Alliance


Technical Resources and Research

AISC/PCI QUALITY SYSTEMS WHITE PAPER

This white paper identifies 12 characteristics essential to any organization offering construction industry certification. 

A Fatigue Primer for Structural Engineers

This resource includes basic fracture mechanics concepts, fatigue strength analysis, inspection and repair of fatigue cracks, and more. 

A PRIMER ON WEATHERING STEEL

This document provides an overview of high performance steel (HPS) with 70 ksi yield strength, ASTM A709, Grade HPS-70W, within the bridge marketplace. 

ADVANCES IN HIGH PERFORMANCE STEELS FOR HIGHWAY BRIDGES

This resource reviews the collaboration to develop and deploy high performance steel (HPS) -- a more affordable steel grade with higher strength, improved weldability, and greater toughness while enhancing overall quality and ease of fabrication. 

BOLTED FIELD SPLICES FOR STEEL BRIDGE FLEXURAL MEMBERS - OVERVIEW AND DESIGN EXAMPLES

This document addresses the updates to the splice connection incorporated into the 8th Edition AASHTO LRFD Specification and guides an engineer through how to design a bolted splice connection from start to finish.

EDGE/CORNER PRIMER OF STEEL MEMBERS AND ITS EFFECT ON ZINC RICH PRIMER PERFORMANCE

This three-phase study investigates the degree of preparation required on steel corners before abrasive blast cleaning and coating.

FHWA Bridge Welding Reference Manual

The FHWA Bridge Welding Reference Manual, Publication No. FHWA-HIF-19-088, is a comprehensive reference for designers and owners that explains technical aspects and welding specifications for steel highway bridges. 

I-287 VIADUCTS OVER THE SAW MILL RIVER AND BRONX PARKWAYS

This resource examines how steel was chosen in competitive bidding for a box girder structure in New York.

Moments, Shears, and Reactions for Continuous Highway Bridges

This document assists the designer of continuous beams and girders, and continuous highway beam bridges in particular, by reducing the time required for analysis.

PLATE AVAILABILITY STEELWISE ARTICLE

This article provides an overview of plate sizes (lengths, widths, and thickness) commonly produced by domestic mills.

PRACTICAL STEEL TUB GIRDER DESIGN

This book addresses the entire design process for a steel tub girder bridge and looks at its advantages in terms of span range, stiffness, and durability. 

REDUCING TIME FOR STEEL BRIDGE CONSTRUCTION

This white paper discusses four ways to successfully speed construction of steel bridges: design/build, bridge prefabrication, incremental launching, and steel/elastomer deck panels. 

SKEWED AND CURVED STEEL I-GIRDER BRIDGE FIT (STANDALONE SUMMARY)

This stand-alone summary (full document below) explores how the appropriate fit decision can provide a significant benefit to the constructability and the overall performance of the bridge system. 

SKEWED AND CURVED STEEL I-GIRDER BRIDGE FIT (FULL DOCUMENT)

This full document considers how the fit condition is important because the appropriate fit decision can provide a significant benefit to the constructability and the overall performance of the bridge system. 

STEEL BRIDGE CONSTRUCTION: MYTHS & REALITIES

(AISI D432-07) This article dispels some of the "myths" or misconceptions surrounding the use of steel in bridge construction. 

SHORT SPAN STEEL BRIDGE ALLIANCE STANDARDS

These plans are intended to serve as a guide to state, country, and local highway departments in the development of suitable and economical steel bridge superstructure designs.

MID-ATLANTIC STATES STRUCTURAL COMMITTEE FOR ECONOMIC FABRICATION (SCEF) STANDARDS

This document provides guidance to help stele bridge designers working on mid-atlantic state projects to achieve optimal quality and value in steel bridges. 

TXDOT PREFERRED PRACTICES FOR STEEL BRIDGE DESIGN FABRICATION AND ERECTION

This document provides guidance to help steel bridge designers working on Texas Department of Transportation (TxDOT) projects to achieve optimal quality and value in steel bridges.