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Equipment
This chapter examines the types and sizes of equipment required to drill grout holes, proportion and mix grout materials, and deliver and inject grout into the holes in an underground...

Grouting Materials
This chapter explores the materials used for underground grouting. The basic materials used to produce grouts for underground use are the same as those used in aboveground applications....

Specifications
There are essentially only two types of specifications used for construction projects. They are referred to as methods specifications and performance specifications. This chapter briefly...

Grout Hole Layout
The drilling method, either rotary or percussion, and the type and size of the drills to be used are selected based on such factors as rock type, depth of holes required, working space...

Grout Placement Operations
This chapter discusses grout placement operations. The procedures for drilling, proportioning and mixing, and injection used in underground grouting are basically the same as those employed...

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...

Chemical Grouting
Chemical grouting is used in underground construction primarily on soft-ground shafts and tunnels in an effort to control cohesionless or running ground conditions by modifying the soil....

Calendar: Bridges 2011
Featured bridges include: Ribblehead Viaduct, England; Sutong Bridge, China; Ponte Buriano, Italy; The Anaconda Bridge, Netherlands; Waldo-Hancock Bridges, Main; Juscelino Kubitschek Bridge,...

Debating Support of the Stimulus Package

Highway Trust Fund Shortfall Prompts Differing Approaches to Reauthorization

Roundhouse Restored as Part of New College Campus

New Louisville Basketball Arena Will Be Truly Multipurpose

Climate Change is Decreasing in Major Rivers, Study Finds

Tuned Liquid Damper Tops Chicago Hotel

Engineering Salaries Continue to Rise Despite Recession

Hurricane Protection System Reviewed, Deemed Successful during Hurricane Gustav

Former Seattle Parking Lot Now Treats Runoff, Provides Open Space

NewsBriefs: World's First Large-Scale Floating Wind Turbine Installed

NewsBriefs: Civil Engineering Seen As a Growth Profession

NewsBriefs: New Findings on Concrete Absorption of CO₂

 

 

 

 

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