12
In the rush to complete projects before winter, some municipalities may have postponed shoulder work. However, deferral can result in shoul- ders that don’t serve their purposes, which are just as important through the winter as they are the rest of the year. Those purposes are to: • Provide side support to the pavement. • Drain water away from the pavement into ditches. • Provide a safe area for emergency use by vehicles. While best completed in autumn, some shoulder work can be per- formed in winter, barring a long spell of sub-freezing, snowy weather. If the weather doesn’t cooperate, best get to the work as soon as shoulders dry out enough to sustain repair in spring. Drainage To fulfill their drainage purpose, shoulders must not be higher than the pavement edge, and the shoulder slope should be steeper than the pavement slope. These characteristics are necessary to drain snowmelt as well as rainfall. On high, rutted, or inadequately sloped shoulders, snow and ice may accumulate near the pavement-shoul- der junction, creating a “dike” there. As rain and melting snow and ice drain from the road, the dike on the shoulder will direct the flow longitu- dinally along the pavement and shoulder at the junction, creating a mini-ditch. Continued on page 3 Illinois Interchange Illinois Technology Transfer Center Vol. 15 No. 1 Spring Issue 2007 Please pass this on to other interested parties in your office. INSIDE: From the Desk of . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Shoulder Maintenance . . . . . . . . . . . . . . . . . . . . . . . . 3 Chicago APWA Expo. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 EcoCAT. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Michael Waiter Co-Engineer of the Year . . . . . . . . . . . . . . . . . . . . 6 Osmer Osman Co-Engineer of the Year . . . . . . . . . . . . . . . . . . . . 7 Paula Green Technician of the Year . . . . . . . . . . . . . . . . . . . . . . . . . 8 IACE Engineers of the Year . . . . . . . . . . 9 IACE Winners . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 FHWA Engineer of the Year . . . . . . 10 Adaptive Control Software. . . . . . . . . 10 T2 Training Class Survey . . . . . . . . . . . . . . 11 SHOULDER MAINTENANCE: DON’T DEFER IT By Stephanie R. Fishman, Project Assistant, Technology Transfer Center, University of New Hampshire

Illinois Interchange 2007 Illinois Interchange 3 As you know, this is a bad place to collect water, for the road is vul-nerable here. Water will enter cracks ... test it out

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Page 1: Illinois Interchange 2007 Illinois Interchange 3 As you know, this is a bad place to collect water, for the road is vul-nerable here. Water will enter cracks ... test it out

In the rush to complete projectsbefore winter, some municipalitiesmay have postponed shoulder work.However, deferral can result in shoul-ders that don’t serve their purposes,which are just as important through thewinter as they are the rest of the year.Those purposes are to:• Provide side support to the pavement.• Drain water away from the pavement

into ditches.• Provide a safe area for emergency

use by vehicles.

While best completed in autumn,some shoulder work can be per-formed in winter, barring a long spellof sub-freezing, snowy weather. If theweather doesn’t cooperate, best get tothe work as soon as shoulders dry outenough to sustain repair in spring.

DrainageTo fulfill their drainage purpose,shoulders must not be higher than the pavement edge, and the shoulderslope should be steeper than thepavement slope. These characteristicsare necessary to drain snowmelt aswell as rainfall.

On high, rutted, or inadequatelysloped shoulders, snow and ice mayaccumulate near the pavement-shoul-der junction, creating a “dike” there.As rain and melting snow and icedrain from the road, the dike on theshoulder will direct the flow longitu-dinally along the pavement andshoulder at the junction, creating amini-ditch.

Continued on page 3

IllinoisInterchange

I l l i n o i s T e c h n o l o g y T r a n s f e r C e n t e r

Vol. 15 No. 1 Spring Issue 2007

Please pass this on to otherinterested parties in your office.

INSIDE:From the Desk of . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Shoulder Maintenance . . . . . . . . . . . . . . . . . . . . . . . . 3

Chicago APWA Expo. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

EcoCAT. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Michael WaiterCo-Engineer of the Year. . . . . . . . . . . . . . . . . . . . 6

Osmer OsmanCo-Engineer of the Year. . . . . . . . . . . . . . . . . . . . 7

Paula GreenTechnician of the Year . . . . . . . . . . . . . . . . . . . . . . . . . 8

IACE Engineers of the Year . . . . . . . . . . 9

IACE Winners. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

FHWA Engineer of the Year . . . . . . 10

Adaptive Control Software. . . . . . . . . 10

T2 Training Class Survey. . . . . . . . . . . . . . 11

SHOULDER MAINTENANCE:DON’T DEFER ITBy Stephanie R. Fishman, Project Assistant, Technology Transfer Center,University of New Hampshire

Page 2: Illinois Interchange 2007 Illinois Interchange 3 As you know, this is a bad place to collect water, for the road is vul-nerable here. Water will enter cracks ... test it out

FROM THE DESK OF...

Illinois Interchange2 Spring 2007

The Illinois Technology Transfer (T2)Center along with 57 other LocalTechnology Assistance Program (LTAP)Centers recently submitted ourProgram Assessment Report (PAR) tothe national headquarters. The PAR isa quantitative evaluation of the serv-ices provided to local agencies overthe preceding calendar year.

In 2006, the IL T2 Center held171 training courses covering 38 dif-ferent topics. We had over 6,100enrollments that resulted in 4,786 stu-dents attending courses. This equatesto 22,741 participant hours and is thehighest total since the Center wasformed. We expanded the number ofcourses and topics this year in orderto cover more areas of the state. Aswe develop next years training pro-gram, the training survey will help

identify locations and training needs.If you are willing to host a trainingcourse and will ensure 30 – 40 atten-dees, please contact Roy Williamsonat (217) 785-2350 [email protected]. Thiswill allow Roy to effectively targettraining courses to ensure maximumenrollment.

The Illinois InterchangeNewsletter is distributed to over4,000 people including all countyengineers, 1,530 municipal engineers,1,468 highway commissioners, and30 international organizations.Nationally, LTAP Centers’ total circu-lation includes over 500,000 people.Besides newsletters, the LTAPCenters also distribute or loan publi-

cations and videos. In 2006, the ILT2 Center distributed 5,750 items.

The IL T2 Center continues toexpand our program with the help ofIllinois local agencies, the FederalHighway Administration, and theIllinois Department of Transportation.For the complete details on theNational LTAP program go towww.ltapt2.org/. Please contact theIL T2 Center with any questions orcomments about this report or anyother issue.

Kevin Burke III, P.E.T2 Program Manager

Page 3: Illinois Interchange 2007 Illinois Interchange 3 As you know, this is a bad place to collect water, for the road is vul-nerable here. Water will enter cracks ... test it out

Illinois InterchangeSpring 2007 3

As you know, this is a bad placeto collect water, for the road is vul-nerable here. Water will enter cracksin the pavement at the junction, aswell as soak into the adjacent gravelor turf shoulder, where it will gainaccess to the road base and subgrade.

As the water migrates beneath thepavement and experiences freeze-thaw cycles, it loosens and softens thebase and subgrade material. Trafficloads displace the material by flexingthe pavement into the soft spots.Quite quickly, the flexing pavementdevelops potholes and alligatorcracks, further access points for waterto accelerate the road’s deterioration.

Support andEmergency AccessShoulders that slope too greatly, how-ever, tend to erode. Erosion will exposethe pavement edge. Lacking support,the edge may crumble under vehicleloads. Once again, water gains a pathto the road base and subgrade.

Eroded shoulder materials mayaccumulate in ditches, where theycan impede ditch flow. As detailed inthe fall 2002 Moving Forward,damming water in a ditch is as badfor your road’s base and subgrade asdiking it at the pavement-shoulderjunction.

As an emergency pull-off forvehicles, a steep and eroded shouldermay make a driver’s bad situationworse. Furthermore, a shoulder thatdrops off from the pavement edgecan “trap” an errant vehicle’s righttires, which may result in a loss ofcontrol or rollover as the driverattempts to regain the pavement.

Conditions to Repair Shoulder repairs slow roadway dete-rioration and reduce shoulder erosion,

thus preventing more costly roadwayrepair and minimizing the amount ofsediment that reaches ditches andstreams. Municipalities should repairdirt or gravel shoulders that exhibitone or more of the following conditions:• The shoulder is higher than the

pavement edge.• The surface shows ruts or corruga-

tions more than 1 inch deep.• The slope is too close to level to

promote good drainage.• Cuts and gullies have exposed the

pavement edge.• There is more than a 2-inch drop-

off to the shoulder from the pave-ment edge.

Weather permitting, municipalitiesshould repair asphalt shoulders ifthey are cracked or if a seam hasopened between shoulder and travel surfaces.

How toRepair ThemMunicipalities cancorrect poor condi-tions on dirt and grav-el shoulders byreshaping and replen-ishing.

Reshaping cor-rects the first threeconditions above: highplaces, ruts and corru-gations, and slopesthat are too close tolevel. With a motorgrader, crews shouldshape and smooth theshoulder to the appro-priate slope and com-pact it to ensure that itis not higher than thepavement edge.Replenishing correctsthe final two condi-tions above: cuts andgullies, and drop-offs.

After reshaping and compacting theshoulder, crews add, spread, and com-pact additional gravel.

Shoulders must support vehicleloads. Their materials, therefore,should be similar to those of the roadbase. Before reshaping and replenish-ing, it may be necessary to removeorganic debris, clays, silts, and otherunsuitable materials. Repair ofasphalt shoulders is similar to repairof asphalt pavements. Suitable weath-er is required to seal cracks on theshoulder and gaps between shoulderand pavement.

Reprinted with permission from ThePennsylvania Moving Forward Newsletter,Volume 20, No. 4. Original article wasprovided by the University of NewHampshire Technology Transfer CenterNewsletter, Fall 1999.

Continued from page 1

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Illinois Interchange4 Spring 2007

CHICAGOLAND APWA EXPObyJoel Koenig, Publicity Chairman, Chicago Metro Chapter of the APWA

Plans are in place for a new andexpanded Chicagoland APWA Expoand Rodeo. The Chicagoland APWAis moving the rodeo and conferenceto the brand new RenaissanceConvention Center in Schaumburg,IL, just down the street from DistrictOne headquarters. The event will takeplace on May 23rd and 24th, 2007 aspart of the celebration for NationalPublic Works Week. With more spaceand a new venue, the organizers areexpecting more exhibitors with largervender displays, lots of great educa-tional sessions and a brand newcourse for the Rodeo.

Many activities and events areplanned for the 2007 Expo andConference. In addition to the exhibithall, opportunities for learning andobserving will be taking place duringthe two-day event.

Vydas Juskelis, the Director ofPublic Works for the Village of VillaPark is the General Chairman for the

2007 Expo and Conference summedup the excitement he feels about theevent this way, "This year's Expo willtake us to another level. Neverbefore have we had an opportunity toput so many exhibitors together atone location. The education sessionswill have something for everyone -from the Directors and Engineers to

our valuable front line staff. I hopeeveryone can make it out to theSchaumburg Convention Center for atleast one of the days."

Steve Weinstock, the DPW ofSchaumburg, IL, is heading up theeducation program committee. Thecommittee has developed a fullschedule of classes in the morningsfor both days. Classes are planned toinclude programs in Fleet Maint-enance, Public Works Managementand Engineering. Certificates arebeing awarded for PDHs,. All ofthese sessions are included in the $25daily registration fee.

The Expo continues to be ashowcase for our Northern Illinoissnow fighters. Glenn Andler, theDirector of Public Works in Mt.Prospect is planning another tortur-ous course for this year’s contest. Thenew course will challenge all driversthis year as none of them has yet totest it out.

Driving skills will be on displayfor all to see as the Renaissance Centerbacks to the Northwest Tollway (I-90) and the course can be seen by theoffice dwellers across the highway.

Vendors have more room to show off their equipment and supplies at thisyears Expo

Moving to Schaumburg is expected to challenge the Snow Plow and Loaderteams at the 2007 Rodeo

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EcoCAT — ECOLOGICAL COMPLIANCE ASSESSMENT TOOLby Karen Miller, Illinois Department of Natural Resources

Illinois InterchangeSpring 2007 5

EcoCAT, the EcologicalCompliance Assessment Tool, wasdeveloped to help state agencies andunits of local government initiateconsultation under the IllinoisEndangered Species Protection Act,Illinois Natural Areas PreservationAct, and Interagency Wetland PolicyAct of 1989. These laws require gov-ernment agencies to consult with theIllinois Department of NaturalResources before authorizing, per-forming, or funding any action thatdisturbs the land, water, or air.Consultation will determine if anaction is likely to modify an IllinoisNatural Areas Inventory Site,adversely impact state threatened orendangered species or their essentialhabitats, or—if the action will be per-formed or funded by a state agency—modify or destroy wetlands.

These consultation requestsshould now be submitted to EcoCAT,IDNR’s on-line website, at http://dnrecocat.state.il.us/ecopublic.

EcoCAT uses databases,Geographic Information System map-ping, and a set of programmed deci-sion rules to determine if proposedactions may be in the vicinity of pro-tected natural resources. Usersreceive a natural resource reviewreport that either terminates consulta-tion if no resources are in the vicinity;

or lists resources that may be in thevicinity and identifies the IDNR staffmember who will review the projectsubmittal.

EcoCAT flags resources that maybe ‘in the vicinity’ by using the fol-lowing buffers:• Aquatic resources within two miles • Terrestrial animals and INAI sites

within one mile • Terrestrial plants within one-

half mile• Wetlands within 250 feet

Because a resource is flaggeddoes not necessarily mean that it willbe adversely affected by the action.However, the potential is there andthe action will be evaluated further.Similarly, because the resourcebuffers are very general, IDNR mayevaluate resourceslocated farther away ifthe proposed action orthe life history require-ments of a specieswarrant doing so.

The actual distri-bution of endangeredand threatened speciesis never known withcertainty. Becausesome species aremigratory, require verylarge territories, or arehighly mobile, a natu-

ral resource review showing no pro-tected resources does not guaranteethat no T & E species are in thevicinity of a project. An EcoCATreview reflects the information exist-ing in the Natural Heritage Databaseat the time of the inquiry; it shouldnot be a substitute for detailed sitesurveys or field surveys required forenvironmental assessments. Alwayskeep in mind that if any protectedresources are encountered during aproject’s implementation, compliancewith applicable statutes and regula-tions is required.

The EcoCAT home page providesdetailed instructions on how to usethe site. It is recommended that youread them before submitting a projectfor the first time.

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2006 IDOT CO-ENGINEER OF THE YEARMICHAEL WIATER, REGION 1, DISTRICT 1

Illinois Interchange6 Spring 2007

Mike Wiater has been with thedepartment since the summer of1985. The district rotation programgave him experience in the Bureausof Construction, Materials, Designand Maintenance.

Upon completion of his rotation,Mike joined the Bureau ofConstruction and has been a resident

engineer on a wide variety of proj-ects. Major projects have been thewidening and reconstruction ofArcher Avenue in Summit, resurfac-ing and bridge reconstruction projectson sections of I-57 and I-80, andreconstruction and widening of U.S.Route 30 and U.S. Route 45 inFrankfort. Mike is currently a

Resident Engineer on the Kingeryreconstruction project.

The Kingery reconstructionincluded 65 lane miles of new PCCpavement, 22 bridges, new overheadlighting, retaining walls, drainagework and traffic signals. Several fac-tors contributed to the complexity ofthe project. Part of the project was inIndiana necessitating the use ofIndiana Standard Specifications forthat portion.

A prime contractor on the recon-struction defaulted on a $33 millionoverhead bridge contract resultingscheduling issues with ongoing andsubsequent projects. Mike wasinvolved with communication withthe various bonding companies andcoordinated efforts when a new con-tractor was assigned to the contract.In addition, this same project experi-enced a beam collapse during beamerection. Mike worked with theBureau of Bridges and Structures toformulate, evaluate and implementnew steel erection procedures.

Mike’s coordination and commu-nication abilities have been success-ful in avoiding and mitigating con-struction conflicts. A portion of theKingery project abuts the Tollway,and he has facilitated coordination toensure smooth operations betweenthe two highway systems.

Mike, your exceptional efforts,especially in respect to the Kingeryreconstruction, make you an ideal co-recipient of the Engineer of the Yearfor 2006.

ENGINEER OF THE YEAR Nominees

Jan Twardowski, Region 2 District 2

Ken Lang, Region 2 District 3

Brian Trygg, Region 3 District 5

Kyle Armstrong, Region 4 District 6

Glen Bushur, Region 4 District 7

Jeff Abel, Region 5 District 8

Susan Poe, Region 5 District 9

Chuck Crim, Central Office Bureau of Local Roads & Streets

Dianne O'Keefe, Deputy Director of Highways, Region 1 Engineer (left), MichaelWiater, and Eric Harm, Deputy Director of Highways, Assistant Chief Engineer.

Page 7: Illinois Interchange 2007 Illinois Interchange 3 As you know, this is a bad place to collect water, for the road is vul-nerable here. Water will enter cracks ... test it out

2006 IDOT CO-ENGINEER OF THE YEAROSMER OSMAN, REGION 3, DISTRICT 4

Illinois InterchangeSpring 2007 7

Osmer began his career withIDOT in 1989. His first experienceswere in the Bureau of Planning, andlater with the Bureau of Construction.Through his hard work and dedica-tion, he has successfully taken onincreasingly complicated challenges.

Through his involvement with theI-74 reconstruction in the Peoria area,he was instrumental in ensuring aquality-built project, and that accu-rate information was provided to thepublic in a timely manner. Duringthe I-74 reconstruction, Osmer wasassigned as Acting ConstructionEngineer. In addition, two new fieldengineers were assigned to the proj-ect. Osmer performed his duties ofField, Engineer and ActingConstruction Engineer while bringingthe new field engineers up to speedon the project.

Osmer has great communication

and coordination abilities. Becauseof those abilities, he has been able tokeep projects on schedule, and allevi-ate potential dilemmas before theybecome problems. This was exhibit-ed on the I-74 project several times.

Osmer, your outstanding job of

coordinating this project with allstakeholders, and ensuring its over-whelming success makes you deserv-ing of being co-recipient of Engineerof the Year for 2006.

Joseph Crowe, Deputy Director of Highways, Region 3 Engineer (left), Osmer Osman,and Eric Harm, Deputy Director of Highways, Assistant Chief Engineer.

(below) Engineer of Year Nominees

Page 8: Illinois Interchange 2007 Illinois Interchange 3 As you know, this is a bad place to collect water, for the road is vul-nerable here. Water will enter cracks ... test it out

2006 IDOT TECHNICIAN OF THE YEARPAULA GREEN, REGION 3, DISTRICT 4

Illinois Interchange8 Spring 2007

Paula began her career withIDOT in 1974. She has been theLead Environmental Coordinatorsince 1986. She has been responsiblefor development and approval ofenvironmental documents for majorprojects such as I-155, IL-336, US-34, US-67, I-74 Reconstruction, andmost recently the IL-29 project.

Overseeing the environmentalprocess for the IL-29 project hasbeen very complex. The final align-ment travels though some of the mostenvironmentally sensitive areas in thedistrict. It includes wetlands, forests,bald eagle nesting area, endangeredspecies, nature preserve, flood buy-outs, CREPs and IDNR land. Herextensive research in mitigationoptions facilitated development of anoverall plan that was instrumental inobtaining approval from the regulat-ing agencies. This project achievedrecognition by receiving a nationalenvironmental award, the ExampleEcosystem Initiative Award for 2006.

Paula is considered an expert inthe department concerning environ-mental issues and public involvement.

As a result, she has worked hard tohelp the department move forwardwith Context Sensitive Solutionsefforts. Paula volunteered to helpdevelop the department’s new CSSAwareness class, and teaches thisclass statewide.

Paula’s hard work and dedicationmaker her a very deserving recipientof Technician of the Year for 2006.

TECHNICIAN OF THE YEAR Nominees

Steve Rosato, Region 1 District 1

Terry Wendel, Region 2 District 2

Connie Lindenmier, Region 2 District 3

Terry Laughlin, Region 3 District 5

Ben Stone, Region 4 District 6

Clint Bergbower, Region 4 District 7

Dosker Meyer, Region 5 District 8

Steve Warner, Region 5 District 9

Drew Christopher, Central Office Bureau of Bridges & Structures

Paula also received the FHWA IL DivisionOffice Environmental Stewardship Awardfor her work this past year on IL-29.

Joseph Crowe, Deputy Director of Highways, Region 3 Engineer (left), Paula Green,and Eric Harm, Deputy Director of Highways, Assistant Chief Engineer.

Page 9: Illinois Interchange 2007 Illinois Interchange 3 As you know, this is a bad place to collect water, for the road is vul-nerable here. Water will enter cracks ... test it out

IACE ENGINEERS OF THE YEARBy Craig Fink, Dewitt County Engineer

Illinois InterchangeSpring 2007 9

Each year the Illinois Association of County Engineers recognizes certain members who excel at being active in the IllinoisAssociation of County Engineers, active in their community, and exemplary in their work for their county government.The selection for the award is based on a vote by the recipient’s peers who are the IACE members in each respectivezone. This year’s awards were presented at the 93rd Annual T.H.E. Conference which was recently held at the U of I’sChampaign-Urbana campus on February 20th and 21st.

The 2006 IACE Zone I Engineer of the Year is Craig Cassem. Craig is the County Engineerfor Grundy County and he has served in that capacity since January 1990. Craig receivedhis B.S.C.E. from the University of Illinois. Prior to working at Grundy County, he workedfor Metcalf and Eddy, Inc. for 7 years, Edwin Hancock Engineering Company for 2 years,and Beling Consultants, Inc. for 2 years. Craig serves approximately 37,500 constituents in Grundy County where Morris is the county seat. He is responsible for 138 miles of county highway and provides engineering and other assistance for an additional 539township road miles.

The 2006 IACE Zone II Engineer of the Year is Jerry Schauf. Jerry is the County Engineerfor Piatt County and has served in that capacity since 1990. Jerry received his B.S. inEngineering Technology from Southern Illinois University, Carbondale in 1971. He workedfor LAMAC Engineering Company until 1978, when he became the County Engineer inWarrick County, IN. He was first appointed County Superintendent of Highways in WayneCounty, IL on January 1, 1980. Jerry provides service for approximately 16,400 con-stituents in Piatt County where Monticello is the county seat. He is responsible for 85 milesof county highway and provides engineering and other assistance for an additional 668miles of township roads.

The 2006 IACE Zone III Engineer of the Year is Bill Boyd. Bill is the County Engineer forUnion County and he has served in that capacity since 1990. Bill has a broad array of expe-rience in various engineering positions including work in the private sector and outside thecivil engineering arena prior to joining the county engineering ranks. Bill provides servicefor approximately 18,300 constituents in Union County where Jonesboro is the county seat.He is responsible for 96 miles of county highway and provides engineering and other assis-tance for an additional 438 miles of township roads.

IACE Scholarship WinnersEach year the Illinois Association of County Engineersawards scholarships to existing University of Illinois CivilEngineering students. This year four scholarships wereawared to: David Galey (William Fremd High School),David Simpson (Edwardsville High School), Kevin Spitz(Buffalo Grove High School), and John Zeman (VandaliaCommunity High School). Craig Fink, IACE President,and Professor Bill Buttlar, University of Illinois - Urbana/Champaign, presented the student their scholarships at theTHE Conference in February.

Page 10: Illinois Interchange 2007 Illinois Interchange 3 As you know, this is a bad place to collect water, for the road is vul-nerable here. Water will enter cracks ... test it out

Illinois Interchange10 Spring 2007

FHWA IL DIVISION ENGINEER OF THE YEAREach year, the FHWA IL Division awards an Engineer of the Year from the

Division Office. This award is in memory of the professional contributions, excel-lence in work ethic, and strength of personal character exemplified by DennisJohnson.

J.D. Stevenson is well deserving of the Illinois Division’s Engineer of the YearAward. Over the past year, J.D. has demonstrated an excellent work ethic and ahigh-level of professional service as FHWA’s Planning, Environment, & Right-of-Way Team Leader. He has worked closely with IDOT and MPO representatives indeveloping new processes to further advance numerous planning and environmen-tal related initiatives.

J.D. continuously assists IDOT and the MPOs in addressing key transportationissues. He works closely with Federal, State and local agency staff and guides

them on making improvements to existing processes and implementing new processes. J.D. epitomizes integrity andalways represents FHWA in the utmost professional manner.

Research and development fortraffic signal control has been prima-rily focused on second-by-secondcentral control since the mid 1960swhen the Urban Traffic ControlSystem (UTCS) was developed.Adaptive traffic signal control hasbeen emerging slowly in the UnitedStates since the mid 1980s. Adaptivealgorithms such as SCATS (SydneyCoordinated Adaptive Traffic System)developed in Australia during theearly 1970’s and SCOOT (Split CycleOffset Optimization Technique)developed in the UK have gainedtraction in the united states in addi-tion to the OPAC and RHODESadaptive algorithms developed by theFHWA in the early 1990s.

While adaptive traffic controlsystems have shown significantimprovements over typical Time ofDay traffic signal timing strategies. Itis uncertain whether the benefits ofthese systems justify the cost; which,typically range $10,000 - $40,000 perintersection. In 2001 the FHWA setout to develop a low cost adaptivetraffic signal timing system that could

take advantage of the closed looparchitecture estimated to comprise90% of the traffic signal systems inthe United States. The result of theFHWA research effort was AdaptiveControl Software Lite (ACS-Lite).

ACS-Lite is a low cost adaptivetraffic signal timing strategy devel-oped for closed-loop traffic signalsystems that typically utilize fieldmasters to control coordination alongarterial routes. ACS-Lite uses theNTCIP communication standard andwas developed through a public pri-vate partnership between the FHWA,Siemens, University of Arizona,Purdue University and four trafficsignal control manufactures:Econolite, Eagle, Peek and McCain.ACS-Lite has been field tested infour locations and is nearing it’sinaugural deployment phase. Thefield tests have yielded impressiveresults with annual cost savings of asmuch as $757,000 resulting fromreductions in delay, stops and fuelconsumption. The cost to deployACS-Lite is anticipated to be typicalof what a routine traffic signal retim-

ing project costs estimated in therange of $1800-$3200 per intersec-tion depending on infrastructureneeds.

ACS-Lite represents a significantevolution in Traffic Signal Controltechnology and will prove to be aneffective solution to the problem ofoutdated traffic signal timing high-lighted in the 2005 Traffic SignalReport Card; which awarded a gradeof D- to the nationally to traffic sig-nal operations. More informationabout ACS-Lite is available athttp://www.ops.fhwa.dot.gov/arteri-al_mgmt/index.htm or by sending anemail to [email protected].

ADAPTIVE CONTROL SOFTWARE – LITEEddie Curtis, P.E., Traffic Management Specialist, FHWA HOTM/Resource Center

Norm Stoner, Illinois DivisionAdministrator (left) and J.D. Stevenson

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T2 TRAINING CLASS SURVEY

Illinois InterchangeSpring 2007 11

It’s Time to Plan the 2007-2008 Training ProgramThe Bureau of Local Roads and Streets’ Technology Transfer Center is soliciting local agency interest in classes for

the October 2007 to April 2008 training program. Please look over the list and indicate those classes of interest to you oryour personnel by filling in the blank with an approximate number of attendees your agency would send if the classeswere available in your area. This survey will be used by the Center in scheduling the 2007-2008 training program. Everyeffort will be made to locate specific classes in areas showing the most interest. Classes lacking in interest will bedropped from this year’s schedule.

Please complete this class interest survey and mail or fax it to the Center at (217) 785-7296 by May 25, 2007. If you have questions regarding class content, please call the Center at (217) 785-2350.

Bridge Construction Inspection (2 days)

Bridge Inventory Documentation (1 day)

Bridge Piling (1 day)

Bridge Repair (1 day)

Bridge Safety Inspection (1 day)

Colors (1 day) (prerequisite before taking classes below)

• Managing People Effectively (1 day)

• Team Building (1 day)

• Cultural Diversity (1 day)

• Conflict Resolution (1 day)

Confined Space Awareness (2 hours)

Const. Materials Insp. Documentation (1 day)

Culvert Hydraulics (1/2 day)

Context Sensitive Solutions (1/2 day)

Documentation (3 days)

Erosion Control (1 day)

Flagger Training (1/2 day)

Hazardous Material-First Responder Awareness (1 day)

HEC-RAS (3 days)

Highway Jurisdiction/Transfers (1 day)

Highway Signing (1 day)

Highway Engineering Principles (1 day)

Low Cost Safety Improvement Workshop (1 day)

MFT Accounting and Auditing (1 day)

MUTCD (1 day)

OSHA 10-Hour General Industry (1.5 days)

Pavement Construction Inspection (3 days)

Pavement Maintenance (1 day)

Reclaimed Asphalt Pavement (RAP) (1day)

Rehab of Streets & Highways Seminar (1 day)

Response Handbook for Incidents, Disasters (1/2 day)

Seal Coats (1 day)

Small Drainage Structure Const. Insp. (2 days)

Snow & Ice Control (1/2 day)

Street Sweeping (1 day)

Structure Info & Management Systems (SIMS) (1 day)

Surveying I-Beginning (3 days)

Surveying II-Intermediate (4 days)

Surveying III-Construction Staking (3 days)

Surveying IV-Map GPS & St. Pl. Coord. (2 days)

Team Building (1 day)

Traffic Signal Maintenance (1 day)

Trenching & Shoring Safety (2 hours)

Work Zone Safety-Crews (1/2 day)

Work Zone Safety-Design (1 day)

Understanding Specifications (1 day)

Urban Storm Mitigation/Tree Damage (1 day)

Additional Classes

Contact Person

Agency

Phone Number

Zip

Page 12: Illinois Interchange 2007 Illinois Interchange 3 As you know, this is a bad place to collect water, for the road is vul-nerable here. Water will enter cracks ... test it out

The Technology Transfer (T2) Program is a nationwide effort financed jointly bythe Federal Highway Administration and individual state departments of trans-portation. Its purpose is to transfer the latest state-of-the-art technology in theareas of roads and bridges by translating the technology into terms understood

by local and state highway or transportation personnel.

The Illinois Interchange is published quarterly by the Illinois Technology Transfer Center at the Illinois Department of Transportation. Any opinions, findings, conclusions, or

recommendations presented in this newsletter are those of the authors and do not necessarilyreflect views of the Illinois Department of Transportation, or the Federal Highway

Administration. Any product mentioned in the Illinois Interchange is for informational purposes only and should not be considered a product endorsement.

Illinois Technology Transfer CenterIllinois Department of Transportation

2300 South Dirksen Parkway - Room 205, Springfield, IL 62764Fax (217) 785-7296

E-mail us at [email protected]

Local Policy & Technology EngineerKEVIN BURKE

[email protected] • (217) 785-5048

Training and Graphics SpecialistAMY NEALE

[email protected] • (217) 782-1682

Training Development TechnicianROY WILLIAMSON

[email protected] • (217) 785-2350

Visit our website at www.dot.il.gov/blr/t2center.html

State of IllinoisRod R. Blagojevich, Governor

Illinois Department of TransportationBureau of Local Roads and Streets

T2 ADVISORY COMMITTEEDuane Ratermann (Chairman)

County Engineer, Knox County1214 U.S. Highway 150 East, Knoxville, IL 61448

(309) 289-2514

Douglas BishopCounty Engineer, Perry County

3698 State Route 13/127, Pinckneyville, IL 62274(618) 357-6556

Eldon StahlHighway Commissioner

Medina Township (Peoria County)R.R.#1, Dunlap, IL 61525

(309) 579-3101

Olen KiblerHighway Commissioner

Newman Township (Douglas County)608 North Howard, Newman, IL 61942

(217) 837-2723

Ed ReederDirector of Public Works

City of CarbondaleP.O. Box 2047, Carbondale, IL 62901

(618) 549-5302

Lynn KraussDirector of Public Works

Village of Oak Lawn9446 S. Raymond Ave., Oak Lawn, IL 60453

(708) 499-7816

Heidi LiskeResearch & Technology Transfer Engineer

Federal Highway Administration 3250 Executive Park Drive, Springfield, IL 62703

(217) 492-4637

Presort StandardMAIL

U.S. PostagePaid

Springfield, ILPermit No. 880

2300 South Dirksen ParkwaySpringfield, Illinois 62764

ADDRESS SERVICE REQUESTED

Printed by authority of the State of Illinois, 03/07, 4,325