May 1999 Table of Contents

Features Pavement Repair Contractor Finds a Profitable Sideline

Illinois' largest pavement patching company, G.M. Sipes Construction Co., Rushville, Ill., replaces an average of 50,000 to 60,000 tons of pavement annually, leaving the company with a lot of concrete and asphalt rubble to dispose of. Read more

Features The Nashville Concrete Playoffs

The Nashville Oilers' new 67,000-seat stadium on the Cumberland River's east bank hosted its first competition long before its fall 1999 opening. You might call it the Nashville Concrete Playoffs because two separate construction teams, both working for the same contractor, squared off to build the concrete superstructures for the stadium's east and west grandstands. Read more

Features A New Use for Permeable Concrete

When a Missouri River backwater stream near Washington, Mo., in Franklin County, nearly destroyed old Route 100 during floods that struck the St. Louis area in 1993, the water washed out soil to a depth of 16 feet, destroying two lanes of the highway. Read more

Features Oldest Rehabbed Pavement Still Going Strong

Why is a 10-mile stretch of California's Interstate 10 so special to many contractors and engineers in the concrete pavement industry? Constructed in 1946, this extraordinary section of I-10 is the oldest existing concrete pavement rehabilitation project in the United States. Read more

Features One-on-One: An Interview with Peter Emmons

Peter Emmons, president of Structural Preservation Systems Inc., talks about the concrete repair market, strategic alliances, sharing leadership, and managing growth. Read more

Features Repairing Curled Slabs

When concrete slabs on grade curl, the curling sometimes has little effect on floor performance. If the total curl is less than 1/4 inch or curling occurs primarily in low-traffic areas or under storage racks, the owner can often live with it, provided that cracking isn't excessive. There are occasions, however, when curling isn't tolerable and repairs are needed. Read more

Problem Clinic Achievable Flatness for Steel-Fiber-Reinforced Floors

We're considering using steel fibers instead of rebar to reinforce a concrete slab on grade. However, we're concerned about the effects of these fibers on floating, restraightening and troweling operations, and on floor flatness. What floor flatnesses are Read more

Problem Clinic Using Chamfer Strips to Save Form Plywood

We build a lot of forms for square cross-section columns with 24-inch sides. Depending on the forming details, at least half of the 48-inch-wide sheathing panels have to be cut 24 3/4 inches wide to allow for overlap at the corners. That leaves us with a Read more

Problem Clinic Low Seven-Day Breaks for Concrete Made With Type K Cement

We're working on a project that requires building a secondary containment structure using concrete made with Type K expansive cement. The design compressive strength is 4000 psi, which makes us concerned about the low strength-test results we've been gett Read more

Close X