From Good to Great: The Evolution of Cutoff Wall Quality Control and Verification Techniques
The last three decades have brought tremendous improvements to quality control (QC) procedures for construction and post-construction verification of deep cutoff walls installed in active high-hazard dams....
A Brief History of Jet Grouting in the Last 50 Years: The Story of Its Evolution
Jet grouting, a grouting soil improvement construction technique, was first developed in Japan in the 1960s and 1970s, and then introduced in Europe a few years later in the form of a proposal for soil...
Subsurface Utility Engineering and Megaprojects: Avoiding Underground Conflicts Helps Speed Project Delivery
Experienced project owners realize that utility conflicts can be risky and pose unexpected impacts on the cost and delivery of projects, especially in urban settings. To help overcome these impacts, Subsurface...
Innovations in Geosynthetic Rolled Erosion Control Products: From Forests to Fibers
Over the last 50 years, many different types of geosynthetic rolled erosion control products (RECPs) have emerged, ranging from different structure types to different fiber types. Natural-fiber...
Evaluation of Vertica Retaining Wall Systems
Prepared by the Highway Innovative Technology Evaluation Center (HITEC). This report describes a HITEC evaluation designed to determine the basic capabilities...
Achieving Success and Avoiding Failures with Permeable Pavements
This chapter provides experienced-based recommendations on how to achieve success with permeable pavements. This information is based on an informational survey completed by designers,...
Quality Assurance/Quality Control
The contract between the purchaser and the supplier shall state the responsibilities of each party and the conditions under which the work will be accepted or rejected....
Site Conditions
The owner and the engineer should visit the proposed site during the initial planning phase and periodically throughout design to identify site conditions and constraints. A survey of...
Detailed Site Investigations
This section addresses site investigation issues that are important for detailed design and construction of microtunneling projects. These site investigations include the following: Geotechnical...
Construction Support Services
A preconstruction survey of existing structures within the anticipated construction zone of influence should be conducted before any construction begins. A plan for structures that need...
Instrumentation and Monitoring
A detailed plan for monitoring possible ground surface movements caused by the microtunneling operations should be prepared. The plan is typically prepared by the engineer in consultation...
Advanced Fracture Control Procedures for Deepwater Platforms and Compliant Towers
This paper describes an integrated approach to fracture control problems � applied first as a necessary adjunct to the authors' own engineering practice, then in developing...
Condition Indices, Performance Measures, and Managing Performance Data for Geotechnical Asset Management � Don't Get Buried!
Why don't transportation agency assets like pavements, bridges, and earthwork have a Check Engine light? Why can't you simply pull up the complete history and life cycle plan for them?...
Improving Construction Quality by Seeing What's Hidden Underground
One of the challenges of deep foundation projects is the inability to see what's being built at depth. Construction is hidden below ground, in soil or rock conditions that...
2011 Mississippi River Basin Flood Session
This session reviewed how the 2011 Mississippi Basin Flood developed, and it defined the special extent and magnitude of the flooding from the perspective of the US Army Corps of Engineers,...
Evaluation of the KeySystem II Retaining Wall
By Keystone Retaining Wall Systems, Inc. with TenCate Geosynthetics Geogrid Reinforcement
Prepared by the Highway Innovative Technology Evaluation Center (HITEC). This report describes a HITEC evaluation designed to determine the basic capabilities...
Evaluation of the Stone Strong Gravity Wall System by Stone Strong Systems: Final Report
This report was prepared as part of the HITEC evaluation for earth retaining systems. This evaluation was performed on STONE STRONG gravity walls, a precast modular wall developed, designed,...
Existing Sewer Evaluation and Rehabilitation
Fully revised and updated, this authoritative volume offers the most comprehensive information available on maintenance, repair, rehabilitation, and replacement of existing sewers. This...
The Engineering Income and Salary Survey Standard Report
Trends Analysis, Policies, and Practice
The Salary Survey of 2010 is an engineering income and salary survey....
Field Quality Control
A good quality control program helps ensure that technical requirements of the grouting are met and also adds to the overall success of a grouting project. The quality control program...
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