11

FAA Center of Excellence for Airport TechnologyA Partnership in Research and EducationA Partnership in Research and Education

22

Executive Summaryy

CEAT was established by the FAA in 1995

Mission: Support the FAA through research in pavements, wildlife safety, FOD detection, lighting t h ltechnology

Primary Sponsor:Ai t T h l R&D TAirport Technology R&D TeamWilliam J. Hughes Technical Center

C SCo-Sponsor:O’Hare Modernization ProgramChicago ILChicago, IL

33

Quick FactsQ

University of Illinois: 41,000 students

College of Engineering: 8,500 students

Department of Civil & Environmental Engineering: 1,200 students

Students from all 50 states and 118 nations

Largest public university and engineering libraries

#1 “wired” college - PC Magazine, 2008

44

Fulfilling a unique role in FAA COE ProgramFulfilling a unique role in FAA COE Program

55

A Critical Mission

66

An Evolving Missiong

77

Excellence in Research — Infrastructurece e ce esea c ast uctu e

88

Partnership with NAPTFp

Providing analysis expertiset l t NAPTFto complement NAPTF experimental program

M t i l t di f tiMaterials studies -- fatigue, fracture, stresses under high wheel loadwheel load

Development of new materials

Development of new technical guidance -- Airport circulars, FAA specificationsspecifications

99

Project Highlight 1Ground Penetrating RadarGround Penetrating Radar

for Measuring Asphalt Density

GPR f A h lt D it

10

I ti t th ff ti d ti lit f

GPR for Asphalt Density

Investigate the effectiveness and practicality of using Ground Penetrating Radar (GPR) to

th i it h lt i t d itmeasure the in-situ asphalt mixture density accurately, continuously, and rapidly

Principle Investigator: Imad Al-QadiGraduate Research Assistant: Zhen Leng

S ifi G it M d lSpecific Gravity ModelsGmbVT (cm3) MT (g)

M difi d CRIM( )

( ) ( ) ( ) 21b21b

2/1HMA

mb 1P1P1

G−

−=

εG

AirAsphalt

T (g)

VaModified CRIM

( ) ( ) ( )mm

21s

sb

b21b

b

b

G1

G

P1

G

P−

−+ εε

( )iiHMA Vf ,εε =

Gb

Pb(%)εb

Absorbed Asphalt

1

Vb Mb

Modified Rayleigh Model

( )b

bHMA

bHMA

mb DCP

D

G−

−+−

=1

2εεεε

bs

bsCεεεε2+

−=

b

bDεε21

1

+−

= Gsb

G

Aggregate1

Vse

Vsb

Ms

Modified Rayleigh Model

( )mmsb

b

GD

GCP−

1 bs b Gse

εs

se s

ALL Model

HMAs

bsHMAf

εεεεε

2)(1 +

−=

( )HMA

HMA

bHMA

mb fP

f

G)(1

)(3 2

ε

εε

εε

−

−−

=

ALL ModelGmm= maximum specific gravity of HMAPb= asphalt content (%), Gb= specific gravity of asphalt binder

HMA

bHMAf

εεε

21

1)(2 +

−=

( )mm

HMAHMA

sb

b

Gf

fG

P )()(

1 21

εε − Gsb = bulk specific gravity of aggregate

εb = dielectric constant of binderεs = dielectric constant of aggregate

T t Sit f M d l E l tiTest Site for Model Evaluation

IV

IIIII

I(A)I(B)

8”

V

East

I(A)

2”

4”6”

8

East

Six test lanes were built for density model evaluationThe average prediction errors of the three models are within the range

East

of 2.2% to 2.8% for the test site data.

In-Service Pavement GPR DataIn Service Pavement GPR Data Collection: Airport Pavement

GPR d t ll t d t thGPR data were collected at the Chanute Air Force Base airfield at Rantoul, IL,Field cores were extracted at the marked survey locations for

lid ti th d it di tivalidating the density prediction

1414

Excellence in Research — Safetyy

1515

Project Highlight 2Project Highlight 2Airport Safety Management Program

Airport Safety Management ProgramAirport Safety Management Program

• Avian radar FOD detection technology and visual guidance• Avian radar, FOD detection technology, and visual guidance– Avian radars operational at four major airports.

• Recent contributions– Supported the publication of two advisory circulars related to FOD

management (9/09 and 9/10)– Supported the publication of an advisory circular on avian radars– Supported the publication of an advisory circular on avian radars

(11/10)– Report on Deployment of Avian Radar at Civil Airports and a Concept

of Operations of Avian Radar at Civil Airports now under reviewof Operations of Avian Radar at Civil Airports now under review.

The following slides are from analysis of JFK radars providing information on birdradars providing information on bird movement on and around JFK in support of the wildlife management program at JFKthe wildlife management program at JFK.

Track history for May 20 2010 ‐ 7:00:01pm‐7:30:01pm (Local Time) showing high levels of activity over Jamaica Bay 

1

32

3

R d A ith th t l i d t t l ltit dRed = Areas with the most large, organized movements at low altitudesYellow = Areas with the most large, organized movements at higher altitudes

AR2‐L data analysis used a mask over the runways

Common Movements in May

Yellow = AR2‐H movements

FOD Detection SystemsFOD Detection Systems

C l t d 4 f t d• Completed 4 performance assessments: radar (PVD); radar/vision hybrid (BOS); intelligent vision (ORD); mobile (ORD HNL)(ORD); mobile (ORD, HNL).

TechnologiesTechnologies

• Stationary– Radar– Electro optical– Hybrid radar/electro optical

• Mobile– radar

St ti S tStationary Systems

QinetiQ Tarsier™ radar system - PVD

Stratech iFerret™ electro optical system - ORD

Xsight FODdetect™ hybrid system - BOS

M bil S tMobile System

Trex FOD Finder™ mobile radar system – ORD, HNL

25

CEAT partnership with ORDCEAT partnership with ORDHelping the design

i kengineer make effective decisions

S b dSubgrade

Pavement design

Materials

Wildlife safety issues

25

O’Hare Modernization Program

Runway 9LRunway 9L--27R27R COMPLETECOMPLETERunway 9LRunway 9L--27R27R COMPLETECOMPLETE

Runway 9C-27CRunway 9C-27C

NATCT NATCT (North Airport Traffic Control Tower)(North Airport Traffic Control Tower)NATCT NATCT (North Airport Traffic Control Tower)(North Airport Traffic Control Tower)COMPLETECOMPLETE

Runway 9C-27CRunway 9C-27C

Runway 9R-27LRunway 9R-27L

R n a 10LR n a 10L 28R28RR n a 10LR n a 10L 28R28R

Western TerminalWestern Terminal

Runway 10C-28CRunway 10C-28C

Runway 10LRunway 10L--28R28R COMPLETECOMPLETERunway 10LRunway 10L--28R28R COMPLETECOMPLETE

Runway 10R-28LRunway 10R-28L

SATCT (South Airport Traffic Control Tower)SATCT (South Airport Traffic Control Tower)

Impact of Going Green Recycled MaterialsImpact of Going Green - Recycled Materials

OMP d $2 illi bOMP saved $2 million bycrushing and reusingconcrete and asphaltconcrete and asphalt

Other Recycled Materials

Steel - contains at least 25% recycled content

Copper wire - contains 65% l d t trecycled content

Fly ash or other recycled aggregates for concrete mixersaggregates for concrete mixers

2828

Project Highlight 3Project Highlight 3Recycled Concrete at Airports

Impact of Going Green Recycled MaterialsImpact of Going Green - Recycled Materials

CEAT d t d i t tCEAT conducted experiments to show that recycled concrete would perform adequatelyperform adequately

Project led by Profs. Lange and Roesler with Dr. Andres Salas and several graduate studentsSalas and several graduate students

Project locationProject location

Pavement designg

• 17” PCC pavement 

• 6” hot mix asphalt base 

• 6” asphalt treated• 6  asphalt treated permeable base

• “Stabili ed” s bgrade one• “Stabilized” subgrade zone (SSZ) 

• Prepared subgrade

Sensor layoutSensor layout

Embedded – installed before placement of concr

Surfaced – installed afterl fplacement of concrete

Temperature and RH sensorspSHT75 digital sensor enclosed by plastic tube and Gore‐Tex.0 5 1 2 3 6 10 and 16 inches below the slab surface0.5, 1, 2, 3, 6, 10, and 16 inches below the slab surface.

Corner lift‐off gaugesg gMacro Sensors GHSA 750 spring‐loaded LVDT with housing and bellows.

Corner lift‐off gauges (Surfaced)g g ( )

Joint opening gaugesp g g g

Data collection stationData collection station

Data logger for LVDTsData logger for LVDTsCampbell Scientific CR10XAM16/32 multiplexerMacro Sensors LPC 2000 signalMacro Sensors LPC‐2000 signal conditioners Collects displacement data hourly

Data logger for RH sensorsBX‐24 microprocessor with onboard memory to execute data transfer.EEPROM (electronically erasable programmable read‐only‐memory) for data storage.RH and temperature data collectedRH and temperature data collected hourly.

Studying Recycle Aggregate ConcreteStudying Recycle Aggregate Concrete

Joint OpeningJoint Opening0.05

Joint Opening

0.04

Higher opening freedom0.03

men

t (i

n) JtOp1

JtOp3

0.01

0.02

dis

pla

cem

Crack initiated

0

/

JtOp1

JtOp2

JtOp3

JtOp1

JtOp2

JtOp3

-0.01

10/30 11/4 11/9 11/14 11/19 11/24 11/29

11/16 4:00pmpp

time (date)

Calculated stress distributions – Bonded

surface restrain stress bottom restrain stress

4141

Public and Industrial Partners

4242

Impacting the Work Forcep g

UIUC graduates are today…g y

FAA professionals

Aviation industry professionals

Leaders in professional associationsLeaders in professional associations

University educators

4343

Websites

CEATCEAT

http://ceat.illinois.edu

CEAT Safety Management ProgramCEAT Safety Management Program

http://ceatasmp.cee.illinois.edu