The Ups and Downs of Drone Inspections
Minnesota recently completed a trial using unmanned aircraft systems to inspect bridges. They found that the drones have their advantages—and disadvantages....

Field Aspects
As soon as practical after their arrival at the project site, all pipes, fittings, and appurtenances should be thoroughly checked for compliance with the contract documents and accepted...

Applying Scanning Technology to Tunnel Inspections: Leveraging Technology to Reduce the Public Agita
A large number of transit and vehicular tunnels in the New York Metropolitan area were inundated by the tidal surge caused by Super Storm Sandy on October 29, 2012. The storm created major...

Safety Considerations
This chapter discusses the main hazards associated with the inspection and renewal activities for culverts and storm sewers....

Cleaning and Inspection
This chapter discusses the cleaning and inspection of culverts and storm sewers....

Evaluation and Condition Assessment
To determine whether a culvert or storm sewer needs to be renewed, an inspection needs to be conducted and the findings recorded. The first step in such a program is to establish a standard...

Repairing Pittsburgh's Portal
Engineering the rehabilitation of Pittsburgh's Fort Pitt Bridge and Fort Pitt Tunnel involved an extensive inspection of their condition and a detailed evaluation of alternative...

A Higher Profile
After an extensive inspection revealed severe corrosion to the substructure of a low-lying bridge over salt water in Norfolk, Virginia, engineers devised a retrofit that included vertical...

Quality Assurance
The user is responsible for ensuring the quality of products purchased. Therefore, the user of fiber-reinforced polymer (FRP) products determines the level of quality that will be accepted....

In-Service Considerations
Generally, little or no preventative maintenance is required on fiber-reinforced polymer (FRP) poles. This chapter discusses factors that could affect the performance of FRP poles after...

Berm Breakwaters—Design, Construction and Monitoring
The philosophy of the fieldwork of Berm breakwaters was applied in Iceland. A few case histories were described with emphasis on quarry investigations, design, construction and monitoring....

Sewer (Asset) Inspection and Condition Assessment Tools Required, Benefits Realized and Lessons Learned
The Northeast Ohio Regional Sewer District (District) owns, operates and maintains a vast interceptor sewer system that serves the City of Cleveland and all or parts of 58 suburban communities....

High-Tech Inspection
The Federal Highway Administration's National Bridge Inspection Program requires the states to report the condition of its bridges as determined by visual inspection, and...

Evaluation of SSET
The Sewer Scanner & Evaluation Technology
Prepared by CEITEC, a CERF innovation center serving the engineering and construction industries. This report describes an evaluation of Sewer Scanner...

Guidelines for Inspection and Monitoring of In-Service Penstocks
This volume provides a guide to information and engineering techniques for inspection and monitoring of in-service penstocks. This guide covers penstocks constructed of steel, concrete,...

History of Bridge Scour Research and Evaluations in the United States

Bridge Inspections Related to Bridge Scour

Quality Control and Quality Assurance Plan for Bridge Channel-Stability Assessments in Massachusetts

Screening of Bridges in New Jersey for Scour

Potential-Scour Assessments at 130 Bridges in Iowa

 

 

 

 

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