WEB EXCLUSIVE

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    Worthy of Remembrance

    Through the generous help of many TCA members, Kansas City is now home to a commemorative memorial.

     
  • Pathway to Pittsburgh

    Pitssburgh's 85-year-old tunnelway needed structural repairs and restoration.

     
  • Inspect the engine regularly, and tighten any loose bolts that could vibrate excessively and damage other parts and components.

    Maintenance Matters

    Follow five tips to keep rammer engines operating efficiently.

     

FEATURES

Other Articles

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    Productivity Equals Profit

    How to increase productivity in the office and on the jobsite.

     
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    Footprints in the Sands of Time

    Bernie Erlin is the father of concrete petrography who has a love for the mysteries of concrete.

     
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    Two Percent Cement

    Recycled aggregate and supplemental cementitious materials are combined in this award-winning concrete mix with only 2% portland cement.

     

GREENSITE PROJECT OF THE YEAR

Winners

  • Thomas Jefferson School of Law

    Thomas Jefferson School of Law in downtown San Diego is an eight-story classroom building, with ground-level retail space, and three levels of underground parking.

     
  • TreePeople Center

    TreePeople is a nonprofit organization that addresses urban issues, such as water and energy conservation, flood prevention, and stormwater pollution.

     
  • Ohio Street CSO Abatement Project

    The Ohio Street CSO Abatement Pilot Project was a partnership effort to beautify a significant transportation corridor into Indiana’s capital.

     
  • Flamm Home

    The Flamm project took the site, architecture, and detailing components of a building to their creative limits.

     
  • The Refinery

    The Refinery is a 45,000-square-foot, two-story building on the Saddleback Church campus.

     
  • Toho Water Authority Administrative Headquarters

    As the first LEED Gold-certified project in Kissimmee, this 54,000-square-foot facility used concrete tilt-up wall construction to reduced the project’s environmental impact.

     
  • Rosa Parks Apartments

    As an affordable housing development, the Rosa Parks Apartments needed to be economical to build and sustainable in long-term operation and maintenance.

     
  • Taltree Railway Garden

    What was once a field of prairie grasses has been turned into an ornate model railway garden that uses stormwater captured with permeable concrete pavement.

     

CONCRETE SURFACES

Editorial

Troubleshooting

  • Poor bonding of the topping to the base course can be a primary reason for spalling. Bond coats can prevent this type of damage.

    Why Use a Bond Coat?

    Although the use of bond coats is usually a matter of preference, a number of industry organizations recommend using them.

     

Product Selection Guide

Showcase

Features

  • The Personal Touch

    Concrete countertops can be customized to customers' wants and needs.

     

World of Concrete

  • Contractors who polish, coat, and repair concrete will have more to do at the 2012 World of Concrete than ever before.

    In the Zone

    Contractors who polish, coat, and repair concrete will have lots to see and do.

     

SLABS ON GRADE

DECORATIVE CONCRETE

Other Articles

  • The step forms shown here are tiered and cantilevered with texture formliners included in both the cantilever and the inset section.

    Forming Concrete Steps

    Following up from last month's column, Joe Nasvik discusses materials and procedures needed to properly form concrete stairs.

     

JOBSITE PRODUCTS

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    User-Friendly Walk-Behind

    These dual power trowels run on 5.5- or 9-hp gas-powered engines that achieve 182 rpm.

     
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    Precision Poly Blades

    The manufacturer’s poly blades are designed for 30-in. power trowels and similar smaller equipment.

     
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    Compact Size, Powerful Results

    The MQ Whiteman JWN-series 6-ft-class ride-on power trowels have a CVT drive system, which allows the operator to pan float concrete and still deliver a 180 rpm rotor speed for burnishing floors.

     
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    Composite Pan

    Now with steel backing for more rigidity, the Compodisk is a composite pan acoustically matched to the concrete.

     
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    Edge Closer

    The MP 235 Edging Mechanical Drive Riding Trowel’s rotating guard rings allow the operator to edge within 5/16 in. of a wall.

     
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    Electric-Powered Walk-Behind Trowels

    The MQ Whiteman J36E2 electric walk-behind trowel is designed to provide levels of performance previously only available from gasoline-powered trowels.

     
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    No More Buildup

    The F-Series direct-drive concrete trowel features a width of 48 1/2 in. and is powered by Honda engines up to 11 hp.

     

PROBLEM CLINIC

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    Demolition Options

    From CC’s LinkedIn discussion group comes this question: Does anyone have another option to remove mass concrete foundations without using an excavator and breaker?

     
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    Bulging Joints

    Under resilient floors, what is less likely to telegraph joints after moisture equilibration: semirigid epoxy or polyurea?

     

Other Articles

  • Innovative Materials and Products

    Stable entrained air, quick-drying concrete, and the decorative concrete market.

     
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    Connecting Footings

    Footing-to-wall connections are a requirement of the International Residential Code (IRC), which requires this connection to be performed with steel pins or a concrete notch.

     
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    Preparation Is Key

    The finest house paint on the market won’t last a season if applied over dirt or cracked, peeling paint.

     
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    Proactive Practices

    The construction supervisor is the difference between a successful project and one that isn’t.

     
  • The Best in Polishing

    From an airplane hangar to a bathroom floor, and from an art museum to a grocery store, polishing concrete contractors showed their innovation and skills in the first Concrete Surfaces Polished Concrete Awards.

     
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    Innovative Estimating

    Estimating for reinforcing steel placement during competitive times takes project analysis and creative estimating.

     
  • The Big Top

    How-To Zone, Sealing Joints, Sustainability and concrete, and new Pervious Blog are in this month's edition.

     
  • OSHA Construction Safety Auditing

    You now can conduct a full or partial 29 CFR OSHA 1926 safety audit or PEP right from the jobsite using your mobile device.