Public Works articles from December 2003

Public Works archives from December 2003

'Tis the season to give thanks.(Editorial Viewpoint)
December 1, 2003... Many public works officials, their staffs, and related support personnel, both public and private, will be working overtime this holiday season. And few will earn any extra compensation for it. So, we'd like to take a moment here to give all of...

Debate rages on Hill over size of highway bill.(Washington Report)
December 1, 2003... Key senators from the Committee on Environment and Public Works last month agreed on a 6-year, $221 billion reauthorization of the Transportation Equity Act for the 21st Century (TEA-21), which had been set to expire Oct. 1 before an 11th-hour...

California bracing for whatever may come next.(Engineering Notes)
December 1, 2003... At press time, Southern California's rollercoaster ride of near-biblical disasters seemed at rest after a frightening 2-plus weeks of devastating wildfires. But many feared the respite would only be brief as area public works departments...

American Water wins turnkey projects in Oklahoma, Arizona.(Engineering Notes)
December 1, 2003... Following its $336 million project award last August in Phoenix, American Water Services (AWS), Vorhees, N.J., announced Oct. 14 that it also had won a $179 million contract from the U.S. Department of Defense (DOD) for the operations and...

Tacoma link exceeds ridership projections.(Engineering Notes)
December 1, 2003... An average of 2500 passengers per day are now riding the new 1.6-mile Tacoma Link light rail, exceeding initial ridership projections. The Tacoma Link was not expected to reach 2000 weekday riders until 2010. Tacoma Link, the first modern...

New center to study pavement care.(Engineering Notes)
December 1, 2003... Pavement preservation entered a new era when the ribbon was cut Oct. 17 dedicating the new National Center for Pavement Preservation (NCPP) at Michigan State University (MSU). The center--located in the MSU Engineering Research...

CDM will upgrade St. Louis sewers.(Engineering Notes)
December 1, 2003... CDM has been selected by the Metropolitan St. Louis Sewer District (MSD) to plan, design, and provide services during construction for multi-phase sewer system upgrades. Woolpert also has been selected to assist in reducing inflow and...

Design-build option delivers short bridge to new stadium.(Engineering Notes)
December 1, 2003... Chicago Bears fans will find the path to Soldier Field a little easier, thanks to the new 18th Street Pedestrian Bridge, the City of Chicago Department of Transportation's (CDOT) first design-build project. As a design-build project, the...

Study finds many problem bridges.(Engineering Notes)
December 1, 2003... A recent study from The Road Information Program using data from the Federal Highway Administration's 2002 National Bridge Inventory show that of the approximately 600,000 bridges in the nation, 28 percent are deficient, either significantly...

Pennsylvania utility to comply with guidelines.(Engineering Notes)
December 1, 2003... The Pittsburgh Water and Sewer Authority, which serves the needs of 250,000 households and businesses in western Pennsylvania, is the latest community water system to select the Eclox Rapid Response Water Test System from Severn Trent Services,...

Walter P. Moore.(Worth Telling)
December 1, 2003... Jeff Guh, Ph.D., S.E., has joined the Walter P. Moore engineering and consulting firm, Houston, as principal and managing director of California operations. He will be in charge of and based in the new Los Angeles office. With 25 years of...

Icom America Inc.(Worth Telling)
December 1, 2003... As part of an aggressive growth strategy for its systems division, Icom America Inc., Bellevue, Wash., has hired Joe Collica as a sales manager for the northeast territory and Bob Shropshire as land mobile sales manager for the northwest. Icom...

Heil Environmental Industries.(Worth Telling)
December 1, 2003... Heil Environmental Industries, Chattanooga, Tenn., has promoted Dan Rosen to lead the company's product management team. Rosen brings 17 years of experience in technical service, product management, export, and national sales to his new role as...

Washington Group International Inc.(Worth Telling)
December 1, 2003... Washington Group International Inc., Boise, Idaho, appointed Joseph Alexander director, rail and transit, of the company's infrastructure business unit. Alexander, a transportation program development expert, has more than 30 years of public...

Investcorp, a global investment group, New York, has signed a definitive agreement to sell Neptune Technology Group Inc. to Roper Industries Inc., a diversified industrial growth company based in Duluth, Ga.(Worth Telling)
December 1, 2003... Investcorp, a global investment group, New York, has signed a definitive agreement to sell Neptune Technology Group Inc. to Roper Industries Inc., a diversified industrial growth company based in Duluth, Ga. The transaction is subject to...

San Francisco-based T.Y. Lin International (TYLI) acquired CCS Planning and Engineering Inc. (CCS) Oct. 1, 2003.(Worth Telling)
December 1, 2003... San Francisco-based T.Y. Lin International (TYLI) acquired CCS Planning and Engineering Inc. (CCS) Oct. 1, 2003. This acquisition will expand the number of clients and range of services offered by both firms. CCS's five California offices (San...

World of Asphalt.(Worth Telling)
December 1, 2003... World of Asphalt show management recently moved up the start date for next year's annual event and added an extra day to the show. Now, World of Asphalt 2004 will be held March 15-18 at the Nashville, Tenn., convention center. The show will...

Sir Anthony Bamford.(Worth Telling)
December 1, 2003... Chairman and managing director of JCB Ltd., Sir Anthony Bamford, was recognized with one of two Entrepreneurial Awards at the 2003 Transatlantic Business Awards Dinner--the premier event in the transatlantic business calendar. Sponsored by...

Carson Industries has acquired Mid-State Plastics Inc., Mt. Sterling, Ky., and Conroe, Texas.(Worth Telling)
December 1, 2003... Carson Industries has acquired Mid-State Plastics Inc., Mt. Sterling, Ky., and Conroe, Texas, a leading producer of polyethylene water meter boxes, from the Extrusion Technologies Inc. subsidiary of PW Eagle in Minneapolis. Mid-States Plastics...

The Portland Cement Association.(Worth Telling)
December 1, 2003... The Portland Cement Association, Skokie, Ill., is now calling for nominations for its 2004 Education Foundation Research Fellowships. The applicant must have been accepted for graduate study in an engineering, science, material science, or...

Making a splash: New York water plant operators find multiple solutions in a new technology.(Facility Management)(Cover Story)
December 1, 2003... When state and county officials gathered in West Nyack, N.Y., Oct. 24 to formally open Rockland County's new $9 million Lake DeForest Water Treatment Plant upgrade, they may not have realized the national implications of the event. But the...

Illinois plant cuts ammonia, gains time: the Village of Fox River Grove's upgrade not only achieved ammonia compliance, but benefited the entire plant's operations.(Wastewater Treatment)
December 1, 2003... In late 2002, the Village of Fox River Grove, Ill., located some 45 miles northwest of Chicago, faced a tightening of the ammonia limits in the discharge from its 1.25 mgd waste-water treatment plant. Set to take effect in November 2005, the...

Baton Rouge battles its resilient greenery: with approximately 4000 acres under management and fixed assets of manpower and equipment, mowers are out 10 hours per day, 6 to 7 days a week and are still challenged to keep the roadsides properly mowed.(Roadside Maintenance)
December 1, 2003... As the state capital of Louisiana and the home of Louisiana State University (LSU), Baton Rouge is a flagship city that leads in many ways. That responsibility extends to landscaping along local roadsides. Thus, the goal of Billy Thompson,...

German way gains foothold: more states are using stone matrix asphalt for their heavily trafficked pavements.(Asphalt Paving)
December 1, 2003... Stone matrix asphalt (SMA) is catching on rapidly among more and more state departments of transportation (DOTs), particularly on urban interstates and other heavily trafficked pavements. This premiere paving surfacing originated in Germany and...

How to design cost-effective steel bridges: high-performance steel allows designers and engineers to consider new options when building a steel bridge.(Bridge Design)
December 1, 2003... Not long ago, bridge designers minimized the cost of a steel bridge by reducing the amount or grade of steel. But today, labor--not steel--is usually the predominant cost factor. So, the least-cost bridge design today is often one that...

Roanoke Rapids solves old sewer capacity: as rainfall patterns changed throughout one North Carolina Sanitary District, hidden dilemmas surfaced all over the state.(Sanitary Sewer Overflow)
December 1, 2003... During the past 4 years, sanitary sewer overflows (SSOs) were not a problem for Roanoke Rapids, N.C., Sanitary District (RRSD) as the area suffered through an extended drought. But the sopping wet spring of 2003 changed all that. ...

Chicago cures ailing 100-year-old sewers: by using cured-in-place pipes and aggressive community outreach, the city completed a high-profile trenchless sewer rehab with few complaints.(Pipe Replacement)
December 1, 2003... When a large-diameter brick sewer collapsed on Chicago's north side during the cleaning stage of a city rehabilitation project in 2002, Chicago's Department of Water Management (DWM) decided to get proactive. Officials knew that time was...

Magnetic ion exchange breaks ground in Palm Springs: magnetic ion exchange resin was evaluated at a Florida water treatment plant to see if it could meet EPA disinfection standards.(Water Treatment)
December 1, 2003... The Village of Palm Springs, in southeast Florida, is on the verge of making water treatment history. After 6 months of testing and evaluation, two new magnetic ion exchange (MIEX) plants there are poised to become the first operating MIEX...

Emulsion keeps roadways from crumbling: Salinas, Calif., has adopted a pavement preservation strategy to rejuvenate its ailing infrastructure and lower maintenance costs.(Asphalt Maintenance)
December 1, 2003... In Monterey County, bold leadership and sound public works policy have resulted in a better, safer roadway system supporting residents and businesses in the city of Salinas, Calif. By establishing a pavement preservation policy and using new,...

Nebraska communities partner to plan: a Papillion Creek Watershed Planning Project in eastern Nebraska has been a success because it has established the tools needed for long-term watershed planning and assessment.(Watershed Management)
December 1, 2003... Several communities and two counties in eastern Nebraska have joined forces to improve water quality in the Papillion Creek Watershed and facilitate the Phase II EPA stormwater permitting process. The Papillion Creek Watershed consists of 402...

Manhole renewal--Permacast[R].(Literature Showcase)
December 1, 2003... Reinforce, seal and protect damaged and corroded manholes with patented spincaster for precision placement of 1/2 to 2 inch thick structural liner of ultra high-strength grout without going in the hole! Works great on square or round catch...

Fleet maintenance software.(Literature Showcase)
December 1, 2003... Public agency fleets face the same problem--managing their fleet operating budgets more effectively. Since 1979, proactive City, County, and State agencies have used Dossier maintenance management software to reduce fleet-related operating...

DML2000-M.(Literature Showcase)
December 1, 2003... The DML2000-M is the ideal instrument for pinpointing well casings, buried iron or steel pipe, survey markers, water valves, water meters or any other ferrous object covered by dirt, pavement, water, snow or ice. The Dunham & Morrow, DML2000-M...

EDCO scarifiers are multi-purpose machines!(Literature Showcase)
December 1, 2003... Used by more than 50 different industries, EDCO's 8" and 10" push-model scarifiers will repair trip hazards, remove traffic markings, groove concrete, remove coatings, mill asphalt, repair damaged surface areas and much, much more. The CPM-8...

Fleet maintenance software.(Literature Showcase)
December 1, 2003... Griffin Pump & Equipment introduces our Variable-Use Trash Pump that comes in 4" to 8" standard sizes. These pumps are well suited for bypass or well-point applications. They come with a double diaphragm priming system that handles air volume...

Pothole patcher.(Literature Showcase)
December 1, 2003... The new dry radiant heat Pro-Patch pothole patcher is a combination heater and dispenser that heats asphalt emulsion oils and pre-mixed hot or cold asphalt aggregates to elevated temperatures for easy onsite applications. A one- or two-person...

Heavy Mud racks for the Cyclonator[R].(Literature Showcase)
December 1, 2003... The racks feature a solid tread plate surface, a gradual slope to a center trough, and 15,000 pound wheel load capacity. The Heavy Mud racks are intended to be used with the Cyclonator II[R] M3 for heavy dirt applications. This system is the...

INFI-SHIELD[R].(Literature Showcase)
December 1, 2003... Made from high quality EPDM rubber, INFI-SHIELD[R] external seal prevents Inflow and Infiltration in manholes or catch basins. Having excellent adhesion properties, INFI-SHIELD[R] is bonded with non-hardening butyl mastic and it will pass a...

Non-destructive concrete sounding.(Literature Showcase)
December 1, 2003... Sounding Technology presents the complete patented concrete delamination sounding, marking and measuring system. Use patented rotary percussion technology to reach overhead and top slab concrete structures with ease and accuracy. "Sound" the...

ADA approved detectable warning tile.(Literature Showcase)
December 1, 2003... NYC becomes compliant by using Step-Safe[R] tiles at Street corner ramps. These precast polymer concrete tiles can be set in fresh or existing concrete and come in a variety of colors. State DOT agencies specify Step-Safe[R] because of its...

Sealers.(Product Spotlight)
December 1, 2003... [ILLUSTRATION OMITTED] Advance Concrete Form Inc 800-356-2202 www.advanceconcreteform.com Circle 501 Advanced Surfaces Inc 800-952-5980 www.advancedsurfaces.com Circle 502 Aervoe-Pacific Co Inc ...

Sand and gravel delivery the easy way.(PW Update: Equipment)
December 1, 2003... Sometimes backfilling is just about impossible. Ongoing construction can't be interrupted, or the site is congested or downright inaccessible. Similar difficulties surface when plans must be made to fill abandoned structures. Frequently these...

Double-wall steel shield.(Review of Catalogs)
December 1, 2003... * 686 DOUBLE-WALL STEEL SHIELD Literature describes unique tubular design of Tuff-Lite trench shield with a high strength-to-weight ratio. Lightweight equipment is useful for municipalities who use lighter excavators but require higher...

Modular aluminum soil support.(Review of Catalogs)
December 1, 2003... * 687 MODULAR ALUMINUM SOIL SUPPORT Brochure describes Mighty Lite modular aluminum panels; strong, lightweight panels allow transportation of an entire shoring system in a pickup truck. www.pwmag.com/americanshoring American...

Lightweight trench shields.(Review of Catalogs)
December 1, 2003... * 688 LIGHTWEIGHT TRENCH SHIELDS Brochure describes design of hand-assembled, modular aluminum and steel trench shields and bedding materials designed for structural strength. www.pwmag.com/protec Pro-Tec Equpt. Inc. ...

Shielding & shoring equipment.(Review of Catalogs)
December 1, 2003... * 689 SHIELDING & SHORING EQUIPMENT Catalog offers aluminum and steel trench shields, the aluminum modular Build-A-Box that can be transported in a pickup truck, hydraulic shore, walers, and manhole shields. ...

Trench protection.(Review of Catalogs)
December 1, 2003... * 690 TRENCH PROTECTION Catalog contains a wide variety of shielding and shoring equipment. www.pwmag.com/griswold Griswold Machine & Engineering Inc. Union City, MI

Mechanical trench shielding.(Review of Catalogs)
December 1, 2003... * 691 MECHANICAL TRENCH SHIELDING Literature features the easy-to-use and maintain Trench-Jax 24 shielding/shoring system. www.pwmag.com/biljax bil-jax Inc. Archbold, OH

Trench shoring solutions.(Review of Catalogs)
December 1, 2003... * 692 TRENCH SHORING SOLUTIONS Literature describes aluminum boxes, hydraulic and static, in multiple standard and custom sizes. Above ground installation and removal. www.pwmag.com/quikshor Quik-Shor Downey, CA

Installing precast concrete pipe.(Review of Catalogs)
December 1, 2003... 693 INSTALLING PRECAST CONCRETE PIPE Eight-page brochure describes standard installation of precast concrete pipe products. Includes a brief history of installations using the direct design method and various other installation types,...

Deicing equipment.(Review of Catalogs)
December 1, 2003... 694 DEICING EQUIPMENT "Municipal Series" booklet provides details on system controls and hydraulic pump system controls and hydraulic pump systems, conveyors, tailgate systems, and other deicing solutions, plus all-purpose road...

Water professional's resource guide.(Review of Catalogs)
December 1, 2003... 695 WATER PROFESSIONAL'S RESOURCE GUIDE AWWA 2002 catalog contains books, CDs, standards and manuals, and videos on new products, management, safety, training, water resources, water quality and treatment, distribution systems, and...

Salt storage domes.(Review of Catalogs)
December 1, 2003... 696 SALT STORAGE DOMES Booklet describes design and construction of Domar domes and barrel buildings. www.pwmag.com/dome Dome Corp. of North America Saginaw, MI

Surveying & GIS.(Review of Catalogs)
December 1, 2003... 697 SURVEYING & GIS Brochure profiles multidisciplinary consulting firm; services include GIS/IT; environmental engineering, planning, and design; photogrammetry; site/civil design; surveying/GPS; transportation; and water resources....

Curb marker.(Review of Catalogs)
December 1, 2003... 698 CURB MARKER Literature features the Curb Marker that permanently marks stormwater inlets, valves, manholes, confined spaces, and more. www.pwmag.com/das Das Manufacturing Inc. Valrico, FL

Felt liners.(Review of Catalogs)
December 1, 2003... 699 FELT LINERS Literature describes full array of ISO-9002-certified standard liners ranging from 3 to 120 inches in diameter. Custom liners are also available to fit inconsistent pipe diameters, specialized sizes, and fluctuating...

Combination bucket attachment.(Review of Catalogs)
December 1, 2003... 700 COMBINATION BUCKET ATTACHMENT Product literature introduces the versatile 84-inch combination bucket attachment with heavy-duty cutting edges and cylinders for dozing, grappling, leveling, and more. www.pwmag.com/bobcat ...

Reversible plate compactor.(Review of Catalogs)
December 1, 2003... 701 REVERSIBLE PLATE COMPACTOR Brochure introduces economical plate compactors that can instantly switch from full speed forward to full speed reverse. www.pwmag.com/vibco Vibco Inc. Wyoming, RI

Plastics piping association.(Review of Catalogs)
December 1, 2003... 702 PLASTICS PIPING ASSOCIATION Literature describes trade association representing all segments of the plastics piping industry including manufacturers of plastic pipe, fittings, and valves; plastic materials for piping metallic...

Industrial membrane system.(Review of Catalogs)
December 1, 2003... 703 INDUSTRIAL MEMBRANE SYSTEM Literature describes industrial membrane system that forms a continuous elastometric barrier against moisture, chemical attack, and abrasion. Adheres to concrete, metal, glass, and wood. Applications...

Heavy-duty inground lift.(Review of Catalogs)
December 1, 2003... 704 HEAVY-DUTY INGROUND LIFT Literature introduces redesigned heavy-duty lift system with enhancements for easy maintenance, including push-button equalized controls and shutter plates that keep the trench covered at all times. ...

Construction industry directory.(Review of Catalogs)
December 1, 2003... 705 CONSTRUCTION INDUSTRY DIRECTORY Literature describes book with more than 1 million company listings in 560 industry classifications throughout 58 major markets. Includes general contractors, subcontractors, architects, engineers,...

Asphalt patcher.(Review of Catalogs)
December 1, 2003... 706 ASPHALT PATCHER Literature describes the Unibelt patcher; its belt conveyor moves asphalt out for continuous operation. www.pwmag.com/pbloader PB Loader Fresno, CA

Steel & polyurethane plows.(Review of Catalogs)
December 1, 2003... 707 STEEL & POLYURETHANE PLOWS Catalog offers heavy-duty steel plows with Sno-flo powder coat finish, and durable, efficient plows made of high-molecular-weight polyurethane; plus controls, lights, lifts, and the EZ-Mount system. ...

Vehicle visibility solutions.(Review of Catalogs)
December 1, 2003... 708 VEHICLE VISIBILITY SOLUTIONS Literature discusses the CVC230XL and CVC230SXL shuttered cameras for loaders and haulers. Shock resistant and waterproof, the cameras provide field views of 125 degrees horizontal and 100 degrees...

50 ways to use your vacuum.(Review of Catalogs)
December 1, 2003... 709 50 WAYS TO USE YOUR VACUUM Product sheet describes more than 50 uses of VAC-TRON equipment, including cleaning lift stations and treatment plants; cleaning manholes, meter boxes, valve boxes, and carbon filtration boxes; cleaning...

Non-slip utility & sidewalk covers.(Review of Catalogs)
December 1, 2003... 710 NON-SLIP UTILITY & SIDEWALK COVERS Literature describes covers with electric are spray abrasive surfaces to increase pedestrian safety. www.pwmag.com/slipnot SlipNot, Div. W.S. Molnar Co. Detroit, MI

Municipal snowblowers.(Review of Catalogs)
December 1, 2003... 711 MUNICIPAL SNOWBLOWERS Literature and video describe Snocrete snowblowers, named for their ability to move hard-packed snow. www.pwmag.com/fair Fair Mfg. Inc. Menno, SD

Turf reinforcement.(Review of Catalogs)
December 1, 2003... 712 TURF REINFORCEMENT Literature profiles Enkamat turf reinforcement mat for use on slopes, landfills, ponds, storm channels, shorelines, spilways, and more. www.pwmag.com/tencate Ten Cate Nicolon Pendergrass, GA

Snowblower/mower.(Review of Catalogs)
December 1, 2003... 713 SNOWBLOWER/MOWER Literature profiles versatile vehicle with snowblower, plow, sander, and sweeper attachments, plus mowers, cold planers, and more. www.pwmag.com/trackless Trackless Vehicles Ltd. Courtland, ONT,...

Litter collection vehicle.(Review of Catalogs)
December 1, 2003... 714 LITTER COLLECTION VEHICLE Brochure illustrates the MADVAC 101 litter collection system, featuring an advanced two-micron filtration, 270-degree hose mobility, and a patented vacuum power arm. Vacuums grass covered and asphalt...

Arsenic treatment products.(Review of Catalogs)
December 1, 2003... 715 ARSENIC TREATMENT PRODUCTS Literature introduces new line of SORB 33 products to achieve arsenic levels below five ppb in large- and small-scale municipal water systems. www.pwmag.com/severn Severn Trent Services ...

One-piece manhole riser.(Review of Catalogs)
December 1, 2003... 716 ONE-PIECE MANHOLE RISER Literature describes durable, one-piece riser that expands in 1/4-inch increments; unit is designed to be installed in minutes with no special tools. www.pwmag.com/amhwy American Highway Products...

Storm drain cleaning equipment.(Review of Catalogs)
December 1, 2003... 717 STORM DRAIN CLEANING EQUIPMENT Product literature discusses basin and storm drain cleaning equipment that removes large debris and sand while leaving water in the basin not the load. Also featured is grit removal equipment for...

Excavation/remediation equipment.(Review of Catalogs)
December 1, 2003... 718 EXCAVATION/REMEDIATION EQUIPMENT Literature covers this company's 19 models of non-destructive vaXcavator excavation and remediation equipment for municipal and contractor use. www.pwmag.com/vacsource Vacuum Source Inc....

Drainage solutions.(Review of Catalogs)
December 1, 2003... 719 DRAINAGE SOLUTIONS Literature describes EcoFirst HDPE pipe, an innovative drainage solution. Manufactured from recycled polyethylene. Meets applicable AASHTO and NCTL standards. Features a rolled rim bell and bell-and-spigot joint...

Green waste recycling.(Review of Catalogs)
December 1, 2003... 720 GREEN WASTE RECYCLING Product guide contains new, used, and rebuilt equipment including tub grinders, systems for coloring mulch, trommel screens, picking stations, and wood hogs. www.pwmag.com/morbark Morbark Inc. ...

New guide to hook-lift loaders.(Review of Catalogs)
December 1, 2003... 721 NEW GUIDE TO HOOK-LIFT LOADERS Booklet contains details on complete line of loaders. Special options include hydraulic-operated body tie-down latches, tandem rear guide rollers, and heavy-duty rear stabilizers. ...

Equipment rental.(Review of Catalogs)
December 1, 2003... 722 EQUIPMENT RENTAL Literature features equipment rentals from small tools and supplies to heavy machinery, including compaction, concrete, paving, and earthmoving equipment, and trucks and trailers. Used equipment also for sale. ...

Integrate GPS data with management software.(Review of Catalogs)
December 1, 2003... 723 INTEGRATE GPS DATA WITH MANAGEMENT SOFTWARE Literature describes XYZlink that allows any viewSERIES (such as SEWERview and PAVEMENTview) to automatically obtain information directly from a GPS receiver. ...

Data collection & management software.(Review of Catalogs)
December 1, 2003... 724 DATA COLLECTION & MANAGEMENT SOFTWARE Literature describes Granite XP software, for engineers, municipalities, and private contractors. Compatible with GIS and asset management systems. www.pwmag.com/cues CUES ...

Tire chain system.(Review of Catalogs)
December 1, 2003... 725 TIRE CHAIN SYSTEM Literature covers the Rotogrip system with six and 18 strand wheels that effectively rotate in forward or reverse. www.pwmag.com/rudchain Rud Chain Inc. Cedar Rapids, IA

Root control.(Review of Catalogs)
December 1, 2003... 726 ROOT CONTROL Literature describes how product foams on contact with water to kill roots in pipelines. www.pwmag.com/rootx RootX Salem, OR

Alternative fuel sweepers.(Review of Catalogs)
December 1, 2003... 727 ALTERNATIVE FUEL SWEEPERS Literature profiles the natural gas propulsion engines of the Eagle CNG and Crosswind CNG sweepers, able to meet ultra-low emission standards. www.pwmag.com/elgin Elgin Sweeper Co. Elgin, IL...