September 2011 Table of Contents

WEB EXCLUSIVE
Life Cycle Costs Web Exclusive Life Cycle Costs

Learn when to repair and when to replace structural concrete to avoid lasting maintenance bills. Read more

Reduce Exposure to Silica Dust Web Exclusive Reduce Exposure to Silica Dust

Silica dust can cause serious health risks. Use proper housekeeping to keep this nuisance at bay, and your crew healthy. Read more

Sculpting a Concrete Alligator Web Exclusive | Project of the Month Sculpting a Concrete Alligator

This concrete contractor and wildlife sculptor brings life to concrete in unusual ways. Read more

Features
Results and Responsibility Feature Results and Responsibility

How sampling location influences information collected from concrete tests. Read more

Standing Strong Against the Wind Feature Standing Strong Against the Wind

Tilt-up construction offers a quality structural system for regions prone to increased weather conditions. Read more

Building a 100-Year Bridge Feature Building a 100-Year Bridge

Chicago's iconic Wacker Drive receives a post-tensioned concrete deck in the second phase of this reconstruction project. Read more

CONCRETE SURFACES
Concrete Surfaces | News & Views The Green Movement's Momentum

Concrete construction contributes to sustainability. Read more

Water- Versus Solvent-Based Sealers Concrete Surfaces | Troubleshooting Water- Versus Solvent-Based Sealers

Knowing the differences between various sealers will help you determine which one is right for your job. Read more

School Opts for Polished Concrete Concrete Surfaces | Polishing Corner School Opts for Polished Concrete

Polished concrete is gaining popularity in both new school construction and in renovations. Read more

Concrete Surfaces | Product Selection Guide Product Selection Guide — Stamping Tools

Selected manufacturers of stamping tools. Read more

Public Safety Building Achieves LEED Silver Rating Showcase Public Safety Building Achieves LEED Silver Rating

Polished concrete contributes to sustainability. Read more

Understanding LEED Benefits Contractors and Their Clients Concrete Surfaces | Feature Understanding LEED Benefits Contractors and Their Clients

Contractors and manufacturers still slip up on simple concepts of the USGBC and LEED. Read more

Concrete Stain Beats the Heat Concrete Surfaces | Feature Concrete Stain Beats the Heat

Color stain results in cooler surface temperature. Read more

SLABS ON GRADE
Slabs on Grade Steel and Cracks, Part 3

In the final installment, find out the differences between different reinforcement options and their impact on cracking. Read more

DECORATIVE CONCRETE
Assessing Concrete Hardness Before Polishing Concrete Surfaces | Decorative Concrete Assessing Concrete Hardness Before Polishing

Performing the scratch test helps contractors decide which diamond tooling is best for the job. Read more

JOBSITE PRODUCTS
Allen Engineering Power Vibe and Power Vibe Pro Allen Engineering Power Vibe and Power Vibe Pro

Powered by 35 cc engines, both Power Vibe and Power Vibe Pro vibrators can consolidate concrete in applications including slabs, stem walls, and foundations. Read more

Global Mfg. Durable Electric Vibrator Jobsite Products Global Mfg. Durable Electric Vibrator

The VMK Series of electric vibrator motors features die-cast aluminum and epoxy-coated bodies with a chrome-plated roll cage that provides superior durability. Read more

Northrock Industries Electric Vibrators Jobsite Products Northrock Industries Electric Vibrators

The power units for the manufacturer’s electric vibrators range from 1 1/2 to 3 hp, or 10,000 vpm under load. Heavy-duty motor windings and oversized brushes ensure optimum performance. Read more

Lindley Inc. No Backpack Required Jobsite Products Lindley Inc. No Backpack Required

The lightweight, compact Rattler vibrator runs on a gas-powered Honda GX35 engine that delivers 1 1/2 hp to vertical forms. Read more

Oztec Industries Customizable Vibrator Units Jobsite Products Oztec Industries Customizable Vibrator Units

The company’s line of electric vibrators offers a number of customized options. Read more

PROBLEM CLINIC
Greening of Slag Cement Concrete Problem Clinic Greening of Slag Cement Concrete

We are using a concrete mix with 60% slag in architectural concrete and are having significant issues with the color of the concrete. What can we do to avoid this? Read more

Other Articles
Construction Tolerance Conflicts Working with Rebar Construction Tolerance Conflicts

As projects become more complex in design and construction, coordination and use of project tolerances become critical across all specialties. Read more

Technology Takes Over Innovations Technology Takes Over

This months industry innovations include BIM and the contractor, QR codes, software integration for ready-mixed producers, and the Joint Noise Estimator app. Read more

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