The Concrete Producer articles from September 2002

The Concrete Producer archives from September 2002

The power of positive thinking (and actions).(process water reuse)(Editorial)
September 1, 2002... Here's how to standardize process water reuse. There's one easy way to distinguish an engineer from a sales representative. Merely place a half-full/half-empty glass of tap water on your desk and ask each person to describe the volume...

ECCO to host Sustainability Workshop.(News)
September 1, 2002... The Environmental Council of Concrete Organizations (ECCO) will host a Sustainability Workshop in Chicago from Sept. 18-19, 2002. One purpose is to provide ECCO members with technical information to use in their promotion and advocacy efforts...

ACI releases comprehensive building code revisions.(News)
September 1, 2002... The American Concrete Institute (ACI International) recently released the 2002 edition of Building Code Requirements for Structural Concrete. ACI 318-02, the latest version of this widely used standard, contains some of the most comprehensive...

Environmental Short Course scheduled.(News)
September 1, 2002... NRMCA and the Carolinas Ready Mixed Concrete Association will hold the fifth Environmental Short Course from Sept. 15 18 in Charlotte, N.C. The course will cover several new topics, such as environmental stewardship as it relates to repair...

CRCP case study available.(News)(continuously reinforced concrete pavement)
September 1, 2002... A free report from the Concrete Reinforcing Steel Institute (CRSI) describes good performance by several continuously reinforced concrete pavement (CRCP) expressways paved for the Illinois DOT in northern Illinois since the 1960s. "CRCP: The...

SCC gets due attention with conference.(News)
September 1, 2002... The Center for Advanced Cement Based Materials (ACBM) and several other industry groups have organized the first North American Conference on Self-Consolidating Concrete (SCC) to be held Nov. 13-14 at Northwestern University in Evanston, Ill....

Burial Vault Association Web site goes interactive.(News)(Brief Article)
September 1, 2002... National Concrete Burial Vault Association (NCBVA) members can customize their own home pages on NCBVA's revamped Web site (www.ncbva.org) so that they can receive the latest industry news. The industry information is compiled from news...

CSDA releases safety video.(News)
September 1, 2002... The Concrete Sawing and Drilling Association (CSDA) has released its fourth in a series of safety and training videos, the latest on hand sawing. The 22-minute "Hand Sawing Video" covers the operation of hand-held hydraulic, electric, air-, or...

PCA bridge report reveals good results for concrete.(News)(Brief Article)
September 1, 2002... The Portland Cement Association (PCA) has published Material Usage and Condition of Existing Bridges in the U.S., which compares the materials used and the condition of bridges built through 1999 that use four primary materials: reinforced...

NSSGA isn't neglecting the concrete industry.(Letters)(Letter to the Editor)
September 1, 2002... The National Stone, Sand, & Gravel Association takes strong exception to your June editorial. The assertion that the aggregates industry has backed away from research involving concrete is simply not supported by the facts. The aggregates...

Second-class status is our fault.(Letters)(Letter to the Editor)
September 1, 2002... If the concrete industry truly realized what a wonderful, versatile product it has, there certainly would be a closer relationship between the concrete producer and his or her aggregate supplier. If the industry truly marketed its product...

The searchers: if it's on the Web, Google or Teoma will find it--usually.(E-Concrete)
September 1, 2002... I could relate to the sorrow surrounding the end of a popular TV sitcom's run when I lamented the recent "loss" of my favorite Internet search engine. Northern Light hasn't gone out of business, but it discontinued its public Websearch...

Wallboard 'plus': inventors discover an interior application for AAC.(What's New)(autoclaved aerated concrete)
September 1, 2002... You've got to be kidding. Gypsum wallboard already weighs in at about 75 pounds per sheet, and cement-fiber wallboard can weigh in at more than 100 pounds. Fire protection aside, wouldn't the heavy weight of ordinary concrete make it a bad fit...

SCC and formwork.(Troubleshooting)(self-consolidating concrete)
September 1, 2002... Q. We are thinking about incorporating self-consolidating concrete (SCC) into our production mixes. These mixes are much more flowable than our traditional mixes. What changes or modifications to our forms will we have to make? A. This is...

Are vacations really worth it? Getting away relieves stress--until your first day back on the job, that is.(As the Drum Turns)
September 1, 2002... It's finally here, and you thought that this Friday would never come. You've just about gotten the old desk cleared, all of the flaxes are neatly filed in their correct folders, and you call actually see the top of your desk. There really is a...

Dust control's a must: successful environmental stewards keep an eye on four dust sources in particular.(Cover Story)
September 1, 2002... Nearly 2 years into the new millennium, air pollution weighs heavily on the mind of the concrete producer. Some producers have been brought into environmental compliance by the Clean Air Act, others by a realization of the need to protect the...

Gray-water recycling basics: here's what to consider when launching a program to handle one of your toughest problems.
September 1, 2002... First of three parts Many concrete producers are just beginning to investigate how to substitute gray water from their concrete recycling systems for clear batch water. Some are reacting to ever-increasing process water regulations. Others...

Gray-water compensation: Texas concrete supplier, software developer reintroduce gray water into the automated batching system.
September 1, 2002... For any concrete producer who has used recycled water, the missing link in the process has always been the successful reintegration of the water back into production. A host of companies provide recycling systems that separate water and cement...

Collects dust from two tools simultaneously.(Products for the Producer)
September 1, 2002... This manufacturer offers its Dust-Mac 110 machine featuring three 4x10-inch pleated filters, one of which is automatically purged with a burst of high-volume air every 20 seconds. The operator can set filter purging cycles from about 1 1/2-30...

Microwave water-metering system.(Products for the Producer)
September 1, 2002... Using a microwave sensor, MasterMix accurately measures the moisture content of dry materials after they enter the mixer. It then calculates the required amount of water (minus the amount in the aggregates) and adds the water at a high speed to...

Rapidly dispenses powdered or granular pigments.(Products for the Producer)
September 1, 2002... The Multi-Flow dry color dispenser gives producers the flexibility to use either powdered or granular pigments. The system features four transportable hoppers and can feed two mixers simultaneously, even if each batch uses a different color...

High-hp electronic transmissions.(Products for the Producer)
September 1, 2002... The HD 400 Series of electronic transmissions feature high horsepower and torque ratings that make them ideal for use in large construction vehicles. A high-capacity torque converter gives the HD the low-speed power to get heavy loads moving...

Paver cube stack system.(Products for the Producer)
September 1, 2002... The Probst Double Hydraulic Clamp STAZ DZ II System is designed to transport multiple paver cubes at one time to increase producer inventorying productivity. Consisting of two single hydraulic clamps connected by a hydraulic spreader bar, this...

Central dust collector for ready-mix trucks.(Products for the Producer)
September 1, 2002... Among the dust collectors offered by this manufacturer is the SOS-4000 vent for ready-mix trucks. This collector features an aerodynamic design that permits the free fall of dislodged dust to the hopper while preventing direct impingement of...

Mixer truck offers high visibility.(Products for the Producer)
September 1, 2002... The W900S mixer truck uses a tapered front rail to complete the front frame section, with the radiator mounted beneath a steeply sloped hood for excellent driver visibility. With its 28-inch bumper-to-front-axle setting, this truck provides 36...

Safe, rust-resistant vault ladder.(Products for the Producer)
September 1, 2002... This rust-resistant ladder is constructed of steel- and aluminum-reinforced polypropylene and is designed for use in precast concrete vaults in damp and corrosive environments. The ladder features 3 to 25 non-slip rungs (custom lengths are...

Quickly forms temporary traffic lanes.(Products for the Producer)
September 1, 2002... The Quickchange Reactive Tension Concrete Barrier System forms a continuous moveable concrete wall that can create temporary contra-flow, reversible, or dedicated lanes of traffic. It consists of individual concrete barrier sections linked...

Reduces concrete expansion due to ASR.(Products for the Producer)
September 1, 2002... Renew Concrete Treatment is a specially formulated lithium-nitrate-based solution for reducing concrete expansion due to alkali-silica reactivity (ASR). The patented product reduces expansion twice as much as lithium hydroxide for a single...

Increased strength and weight savings.(Products for the Producer)
September 1, 2002... This new generation of Circle R Side-Dump trailers features a "drop bottom/round vee" tub design that allows hauling of more volume per foot of tub length and Garlock Bearings in dump pivots to ensure easy maintenance and long life....

Flexible drainage products.(Products for the Producer)
September 1, 2002... Enkadrain 9714 and 9716 are durable, flexible drainage products with good flow properties and are a cost-effective alternative to gravel or sand blankets. They consist of geotextile fabric bonded to fused, entangled filaments with a...

Admixture improves freeze/thaw durability.(Products for the Producer)
September 1, 2002... Designed specifically for low-slump manufactured concrete products, Trysta is a ready-to-use admixture for enhancing the durability of pavers, retaining wall units, and block exposed to environments of repeated freezing and thawing. It's...

Side-eject trailer.(Products for the Producer)
September 1, 2002... With its 20-ton (15.4-cubic-yard) capacity and a single-valve side eject, this new off-road side-eject trailer can be used as a single or tandem operation. A quick-attach 360-degree swivel hitch and rapid side eject allow individual or...

Dust-collection system for cutting.(Products for the Producer)
September 1, 2002... This manufacturer has developed and patented the Dust Extinguisher BCT-9 to cancel 99.17% of the silica present in the dust pollution created while cutting building materials. It can be worn like a backpack and fits easily on any brand of angle...

Dispensing system for liquid pigments.(Products for the Producer)
September 1, 2002... With the ColorSelect PC automated dispensing system, the producer can create hundreds of standard or custom color blends from only four liquid iron-oxide pigments. Rack-mounted bottom-discharge supply totes--that can be replaced in less than 5...

Protective covers for cables and hoses.(Products for the Producer)
September 1, 2002... Block plants that rely on automated machinery can achieve maximum productivity by protecting the cables and hoses that feed into vital system components. System E2 Energy Tubes are durable polymer covers that can shield conduits from harsh,...

Polymer supers improve fresh and hardened concrete.(Products for the Producer)
September 1, 2002... Casecrete Protein Polymer Super-Plasticizers for cementitious and lime-based applications offer benefits such as improved water reduction, open times, workability, finishing flexibility, and maximum rapid solubility--resulting in complete...

Durable acrylic sealer.(Products for the Producer)
September 1, 2002... Introduced after 3 years of development and field evaluation, Ardex Concrete Guard sealer suits ordinary concrete or wear surfaces such as Ardex SD-T, Ardex Poly-Top, and Ardex CD (concrete dressing). The product is available in two...

Compact, powerful pump.(Products for the Producer)
September 1, 2002... Although compact, the MightyMag 30 high-pressure hydraulic pump is powerful enough to handle a wide range of materials, including concrete, shotcrete, masonry pressure grout, refractory, plaster, and fireproofing. The pump's fully hydraulic...

Effluent pumps for septic, dewatering applications.(Products for the Producer)
September 1, 2002... Producers can use any of the 280-Series pumps for effluent pumping or heavy-duty sump applications requiring heads up to 37 feet or flow rates up to 70 gallons per minute. All pumps can handle solids up to 3/4 inch and are powered by a 1/2-hp...

Mixer accesses tight jobsite spots.(Products for the Producer)
September 1, 2002... The 3.5 Turbo mixer is designed to provide contractors with fresh concrete whenever and wherever they need it--thanks to a 4x4x4 transmission. This self-contained mixer can produce and deliver to any jobsite tip to 180 cubic yards of concrete...

Boom pump offers lowest overhead opening.(Products for the Producer)
September 1, 2002... This manufacturer showcases its largest model concrete boom pump: the 47-meter RF5-47/43. The pump's five-section boom configuration allows the lowest possible overhead opening of any 47-meter pump. In addition, the RF5-47/43 has a short truck...

Windows-based granular color-metering system.(Products for the Producer)
September 1, 2002... The Granumat automatic concrete color-metering system for concrete masonry products and pavers receives instructions via user-friendly control software that runs on Microsoft Windows. That feature, combined with an easy-to-use graphic...

Suspended belt magnets.(Products for the Producer)
September 1, 2002... Heavy-duty motors, reducers, take-ups, and belts--and an all-welded construction--make suspended belt magnets rugged enough to use in high-volume applications. Designed for use over trough or flat belt conveyors, the magnets have a...

A maintenance archive: a new Web-based service keeps fleet managers current all the time.(Fleet Factors)
September 1, 2002... Some fleet managers can never have too many facts about the components of their fleet. They're interested in just about everything that goes into their equipment. These individuals will be very interested in a new service just announced by...