Welcome to the Welcome to the Eastern Region LaboratoryEastern Region Laboratory

Procedures ManualProcedures ManualERLPMERLPM

Guillermo FelixGuillermo FelixFAA – Eastern RegionFAA – Eastern Region

Paving EngineerPaving Engineer

March 17-19, 2008March 17-19, 2008

Workshop ObjectivesWorkshop Objectives

Present concept for pavement design and Present concept for pavement design and the structural function of various layersthe structural function of various layers

Present an understanding of material Present an understanding of material characteristics and principles for mix characteristics and principles for mix design to satisfy loading and design to satisfy loading and environmental conditions. Marshall design environmental conditions. Marshall design and Superpaveand Superpave

Discuss purpose and principles to measure Discuss purpose and principles to measure the quality of mixing and placing asphaltic the quality of mixing and placing asphaltic materials (Quality Assurance) materials (Quality Assurance)

Workshop objectivesWorkshop objectives

Discuss principles and practices for Discuss principles and practices for sampling and testing bituminous mixessampling and testing bituminous mixes

Explain statistical methods to determine Explain statistical methods to determine quality of materials and pay factorsquality of materials and pay factors

Present Contractor testing to control the Present Contractor testing to control the quality of the mixes (Quality Control)quality of the mixes (Quality Control)

What happen after this workshop?What happen after this workshop?

Criteria for Pavement DesignCriteria for Pavement Design

Loads: Expressed in aircraft weight Loads: Expressed in aircraft weight andand

Aircraft annual departures (passes) Aircraft annual departures (passes)

Soil strength: expressed as a relation Soil strength: expressed as a relation to a standard soil for flexible to a standard soil for flexible pavement design. California Bearing pavement design. California Bearing Ratio (CBR)Ratio (CBR)

Surface course, P-401

Base course –stabilized or not

Sub base course

Sub grade – prepared support

Aircraft weight for P-401Aircraft weight for P-401

Less than 12,500 (Highway Less than 12,500 (Highway Spec)Spec)

12,500 lbs. but less than 60,000 12,500 lbs. but less than 60,000 Lbs.Lbs.

60,000 Lbs or more60,000 Lbs or more

WHAT IS P-401?WHAT IS P-401?

Surface course and defined by AC 150-5320-6

Specification that details de quality of the surface course

What is P-403?What is P-403?

Specification for Stabilized Specification for Stabilized Bituminous Base CourseBituminous Base Course

Binder CourseBinder Course

Truing and Leveling CoursesTruing and Leveling Courses

Testing requirement has been Testing requirement has been reducedreduced

What is the ERLPMWhat is the ERLPM

Eastern Region Laboratory procedures Eastern Region Laboratory procedures ManualManual

Born in the Eastern Region to use Born in the Eastern Region to use statistical methods to determine quality vs statistical methods to determine quality vs range or media (average)range or media (average)

Origen – Military specs, now MS-2Origen – Military specs, now MS-2 Document to be used in combination with Document to be used in combination with

P-401. required in Eastern regionP-401. required in Eastern region Provide forms for project submittal - Provide forms for project submittal -

AppendicesAppendices

AGENDAAGENDA

Mix Design – Jim Smith/Chris Brower/Rodney Mix Design – Jim Smith/Chris Brower/Rodney JoelJoel

Random Sampling- Guillermo FelixRandom Sampling- Guillermo Felix Quality Acceptance (Marshall) – Ken Quality Acceptance (Marshall) – Ken

RowbothamRowbotham Statistical Analysis – Carl SteinhauerStatistical Analysis – Carl Steinhauer Computer Software – Guillermo FelixComputer Software – Guillermo Felix Contractor’s Quality Control – Cindy LeFleurContractor’s Quality Control – Cindy LeFleur ERLPM Test and List - GuillermoERLPM Test and List - Guillermo

How many of you areHow many of you are

Consultants?Consultants?

Testing laboratories?Testing laboratories?

Contractors?Contractors?

Material supplier?Material supplier?

Government?Government?

Questions?

Let’s welcome Jim and Chris