FAA Update: Construction Materials Engineering and Testing. Past, Present, Possibilities, & Probabilities

Transcription

1 FAA Update: Construction Materials Engineering and Testing Past, Present, Possibilities, & Probabilities Standards for Specifying Construction of Airports ACIL 2013 Policies & Practices Conference March 20, 2013 Arlington, VA Greg Cline, FAA AAS-100 (202)

2 Presentation Objectives Provide information on Present Pavement related Advisory Circulars (AC) and Engineering Briefs (EB) Past Significant Updates and Changes Possible / Probable Updates and Changes Priorities and Direction for FY13 and Beyond 1

3 PRESENT FAA AC 150/ F STANDARD FOR SPECIFYING CONSTRUCTION OF AIRPORTS 2

4 FAA AC 150/ F PAST PRINCIPAL CHANGES PRESENT P-400 s P-401 & P : Job Mix Formula (JMF) Laboratory Contractor s laboratory used to develop the JMF shall meet the requirements of ASTM D Laboratory accreditation must be current and listed on the accrediting authority s website. All test methods required for developing the JMF must be listed on the lab accreditation. A copy of the laboratory s current accreditation and accredited test methods shall be submitted to the Engineer prior to start of construction P-401 &P : Acceptance Sampling and Testing Laboratory requirements - Same as above 3

5 FAA AC 150/ PAST PRINCIPAL CHANGES Testing Laboratory A Feb 1989 / Jan TESTING LABORATORY. The laboratory used to develop the job mix formula shall meet the requirements of ASTM D A certification signed by the manager of the laboratory stating that it meets these requirements shall be submitted to the Engineer prior to the start of construction. The certification shall contain as a minimum: a. Qualifications of personnel; laboratory manager, supervising technician, and testing technicians. b. A listing of equipment to be used in developing the job mix. c. A copy of the laboratory's quality control system. d. Evidence of participation in the AASHTO Materials Reference Laboratory (AMRL) program 4

6 B April 2005 FAA AC 150/ PAST PRINCIPAL CHANGES Testing Laboratory TESTING LABORATORY. The Contractor s laboratory used to develop the job mix formula shall meet the requirements of ASTM D 3666 including the requirement to be accredited by a national authority such as the National Voluntary Laboratory Accreditation Program (NVLAP), the American Association for Laboratory Accreditation (AALA), or AASHTO Accreditation Program (AAP). Laboratory personnel shall meet the requirements of Section 100 of the General Provisions. A certification signed by the manager of the laboratory stating that it meets these requirements shall be submitted to the Engineer prior to the start of construction. The certification shall contain as a minimum: a. Qualifications of personnel; laboratory manager, supervising technician, and testing technicians. b. A listing of equipment to be used in developing the job mix. c. A copy of the laboratory's quality control system. d. Evidence of participation in the AASHTO Materials Reference Laboratory (AMRL) program e. ASTM D 3666 certification of accreditation by a nationally recognized accreditation program 5

7 FAA AC 150/ PAST PRINCIPAL CHANGES Testing Laboratory C, 10D, 10E Sep 2007, 2008, TESTING LABORATORY. The Contractor s laboratory used to develop the job mix formula shall meet the requirements of ASTM D 3666 including the requirement to be accredited by a national authority such as the National Voluntary Laboratory Accreditation Program (NVLAP), the American Association for Laboratory Accreditation (AALA), or AASHTO Accreditation Program (AAP). Laboratory personnel shall meet the requirements of Section 100 of the General Provisions. A certification signed by the manager of the laboratory stating that it meets these requirements shall be submitted to the Engineer prior to the start of construction. The certification shall contain as a minimum: a. Qualifications of personnel; laboratory manager, supervising technician, and testing technicians. b. A listing of equipment to be used in developing the job mix. c. A copy of the laboratory's quality control system. d. Evidence of participation in the AASHTO Materials Reference Laboratory (AMRL) program e. ASTM D 3666 certification of accreditation by a nationally recognized accreditation program 6

8 F Sep 2011 FAA AC 150/ PAST PRINCIPAL CHANGES Testing Laboratory TESTING LABORATORY. The Contractor s laboratory used to develop the job mix formula shall meet the requirements of ASTM D 3666 including the requirement to be accredited by a national authority such as the National Voluntary Laboratory Accreditation Program (NVLAP), the American Association for Laboratory Accreditation (AALA), or AASHTO Accreditation Program (AAP). Laboratory personnel shall meet the requirements of Section 100 of the General Provisions. A certification signed by the manager of the laboratory stating that it meets these requirements shall be submitted to the Engineer prior to the start of construction. The certification shall contain as a minimum: a. Qualifications of personnel; laboratory manager, supervising technician, and testing technicians. b. A listing of equipment to be used in developing the job mix. c. A copy of the laboratory's quality control system. d. Evidence of participation in the AASHTO Materials Reference Laboratory (AMRL) program e. ASTM D 3666 certification of accreditation by a nationally recognized accreditation program 7

9 F Sep 2011 FAA AC 150/ PRESENT Testing Laboratory JOB MIX FORMULA (JMF) LABORATORY. The Contractor s laboratory used to develop the job mix formula shall meet the requirements of ASTM D The laboratory accreditation must be current and listed on the accrediting authority s website. All test methods required for developing the JMF must be listed on the lab accreditation. A copy of the laboratory s current accreditation and accredited test methods shall be submitted to the Engineer prior to start of construction. 8

10 F Sep 2011 FAA AC 150/ PRESENT Testing Laboratory ACCEPTANCE SAMPLING AND TESTING. Unless otherwise specified, all acceptance sampling and testing necessary to determine conformance with the requirements specified in this section will be performed by the Engineer at no cost to the Contractor except that coring [and profilograph testing] as required in this section shall be completed and paid for by the Contractor. Testing organizations performing these tests [except profilograph] shall meet the requirements of ASTM D The laboratory accreditation must be current and listed on the accrediting authority s website. All test methods required for acceptance sampling and testing must be listed on the lab accreditation. A copy of the laboratory s current accreditation and accredited test methods shall be submitted to the Engineer prior to start of construction. All equipment in Contractor furnished laboratories shall be calibrated by an independent testing organization prior to the start of operations at the Contractor s expense. 9

11 FAA AC 150/ F PAST PRINCIPAL CHANGES PRESENT P-501 P Concrete Mix Design Laboratory Contractor s laboratory used to develop the concrete mix design shall meet the requirements of ASTM C Laboratory accreditation must be current and listed on the accrediting authority s website. All test methods required for developing the concrete mix design must be listed on the lab accreditation. A copy of the laboratory s current accreditation and accredited test methods shall be submitted to the Engineer prior to start of construction P Acceptance Sampling and Testing Laboratory requirements Same as above 10

12 F Sep 2011 FAA AC 150/ PRESENT Testing Laboratory P CONCRETE MIX DESIGN LABORATORY. The Contractor s laboratory used to develop the concrete mix design shall meet the requirements of ASTM C The laboratory accreditation must be current and listed on the accrediting authority s website. All test methods required for developing the concrete mix design must be listed on the lab accreditation. A copy of the laboratory s current accreditation and accredited test methods shall be submitted to the Engineer prior to start of construction ACCEPTANCE SAMPLING AND TESTING. All acceptance sampling and testing necessary to determine conformance with the requirements specified in this section, with the exception of coring for thickness determination, will be performed by the Engineer at no cost to the Contractor. The Contractor shall bear the cost of providing curing facilities for the strength specimens, per paragraph a(3), and coring and filling operations, per paragraph b(1). Testing organizations performing these tests shall meet the requirements of ASTM C The laboratory accreditation must be current and listed on the accrediting authority s website. All test methods required for acceptance sampling and testing must be listed on the lab accreditation. A copy of the laboratory s current accreditation and accredited test methods shall be submitted to the Engineer prior to start of construction. 11

13 FAA AC 150/ F PAST PRINCIPAL CHANGES P-501 (& P-610) Updates information on testing protocol of aggregate for reactivity and use of cementitious materials related to reactivity requirements (1) and : Reactivity tests will be tested for expansion at 28-days (30-days from casting). (2) : Deleted Engineers Note referring to Engineering Brief No. 70 (as indicated on previous slide) (3) and : Additional requirements added for use of Class F fly ash when mitigating alkali-silica reactivity and deleted use of Class C fly ash. 12

14 F Sep 2011 FAA AC 150/ PAST PRINCIPAL CHANGES PRESENT Testing Protocol P AGGREGATES a. Reactivity. Aggregates shall be tested for deleterious reactivity with alkalis in the cement, which may cause excessive expansion of the concrete. Separate tests of coarse and fine aggregate shall be made in accordance with ASTM C If the expansion of coarse or fine aggregate test specimens, tested in accordance with ASTM C 1260, does not exceed 0.10 % at 28 days (30 days from casting), the coarse or fine aggregates shall be accepted. If the expansion of any aggregate, coarse or fine, at 28 days is greater than 0.10%, tests of combined materials shall be made in accordance with ASTM C 1567 using the aggregates, cementitious materials, and/or specific reactivity reducing chemicals in the proportions proposed for the mixture design. If the expansion of the proposed combined materials test specimens, tested in accordance with ASTM C 1567, does not exceed 0.10 % at 28 days, the proposed combined materials will be accepted. If the expansion of the proposed combined materials test specimens is greater than 0.10% at 28 days, the aggregates will not be accepted unless adjustments to the combined materials mixture can reduce the expansion to less than 0.10 % at 28 days, or new aggregates shall be evaluated and tested. 0.10% at 28 Days 13

15 FAA AC 150/ PAST PRINCIPAL CHANGES Testing Protocol E, 10D, 10C Noted in P AGGREGATES a. Reactivity. The Engineer shall specify, require, and at a minimum, insert Appendix 1 contained in FAA Engineering Brief No. 70 when runway deicing chemicals will be used on the pavement. The Engineer must provide Contractors and bidders with a notification that the test protocols and decision tree contained FAA Engineering Brief No. 70 will be part of the contract. 14

16 FAA AC 150/ PAST PRINCIPAL CHANGES Testing Protocol F Sep 2011 Noted in P AGGREGATES a. Reactivity. The Engineer shall specify, require, and at a minimum, insert Appendix 1 contained in FAA Engineering Brief No. 70 when runway deicing chemicals will be used on the pavement. The Engineer must provide Contractors and bidders with a notification that the test protocols and decision tree contained FAA Engineering Brief No. 70 will be part of the contract. 15

17 FAA AC 150/ PAST PRINCIPAL CHANGES Testing Protocol F Sep 2011 Noted in P AGGREGATES a. Reactivity. The Engineer shall specify, require, and at a minimum, insert Appendix 1 contained in FAA Engineering Brief No. 70 when runway deicing chemicals will be used on the pavement. The Engineer must provide Contractors and bidders with a notification that the test protocols and decision tree contained FAA Engineering Brief No. 70 will be part of the contract. EB70 Accelerated Alkali-Silica Reactivity in Portland Cement Concrete Pavements Exposed to Runway Deicing Chemicals December 13,

18 FAA AC 150/ F PRESENT Use of Cementitious CEMENTITIOUS MATERIALS a. Flyash or Natural Pozzolan. Flyash shall meet the requirements of ASTM C 618, Class F or N with the exception of loss of ignition, where the maximum shall be less than 6 percent. [The following tests in Supplementary Optional Physical Requirements of Table 3 contained in ASTM C 618 shall apply: Select the appropriate tests when project specific conditions or exposures dictate (Increase of drying shrinkage of mortar bar); (Effectiveness in Contributing to Sulfate Resistance Procedure A) or (Effectiveness in Contributing to Sulfate Resistance Procedure B). Select either sulfate resistance test, but not both.] Class F or N flyash for use in mitigating alkali-silica reactivity shall have a Calcium Oxide (CaO) content of less than 13 percent and a total equivalent alkali content less than 3 percent. Flyash such as is produced in furnace operations using liming materials or soda ash (sodium carbonate) as an additive shall not be acceptable. The Contractor shall furnish the previous three most recent, consecutive ASTM C-618 reports for each source of flyash proposed in the mix design, and shall furnish each additional report as they become available during the project. The reports can be used for acceptance or the material may be tested independently by the Engineer. 17

19 FAA AC 150/ F PAST CHANGES PRESENT Use of Cementitious CEMENTITIOUS MATERIALS a. Flyash or Natural Pozzolan. Flyash shall meet the requirements of ASTM C 618, Class F or N with the exception of loss of ignition, where the maximum shall be less than 6 percent. [The following tests in Supplementary Optional Physical Requirements of Table 3 contained in ASTM C 618 shall apply: Select the appropriate tests when project specific conditions or exposures dictate (Increase of drying shrinkage of mortar bar); (Effectiveness in Contributing to Sulfate Resistance Procedure A) or (Effectiveness in Contributing to Sulfate Resistance Procedure B). Select either sulfate resistance test, but not both.] Class F or N flyash for use in mitigating alkali-silica reactivity shall have a Calcium Oxide (CaO) content of less than 13 percent and a total equivalent alkali content less than 3 percent. Flyash such as is produced in furnace operations using liming materials or soda ash (sodium carbonate) as an additive shall not be acceptable. The Contractor shall furnish the previous three most recent, consecutive ASTM C-618 reports for each source of flyash proposed in the mix design, and shall furnish each additional report as they become available during the project. The reports can be used for acceptance or the material may be tested independently by the Engineer. 18

20 FAA AC 150/ F PAST CHANGES PRESENT Use of Cementitious CEMENTITIOUS MATERIALS a. Flyash or Natural Pozzolan. Flyash shall meet the requirements of ASTM C 618, Class F or N with the exception of loss of ignition, where the maximum shall be less than 6 percent. [The following tests in Supplementary Optional Physical Requirements of Table 3 contained in ASTM C 618 shall apply: Select the appropriate tests when project specific conditions or exposures dictate (Increase of drying shrinkage of mortar bar); (Effectiveness in Contributing to Sulfate Resistance Procedure A) or (Effectiveness in Contributing to Sulfate Resistance Procedure B). Select either sulfate resistance test, but not both.] Class F or N flyash for use in mitigating alkali-silica reactivity shall have a Calcium Oxide (CaO) content of less than 13 percent and a total equivalent alkali content less than 3 percent. Flyash such as is produced in furnace operations using liming materials or soda ash (sodium carbonate) as an additive shall not be acceptable. The Contractor shall furnish the previous three most recent, consecutive ASTM C-618 reports for each source of flyash proposed in the mix design, and shall furnish each additional report as they become available during the project. The reports can be used for acceptance or the material may be tested independently by the Engineer. 19

21 FAA AC 150/ F PAST CHANGES PRESENT Use of Cementitious CEMENTITIOUS MATERIALS a. Flyash or Natural Pozzolan. Flyash shall meet the requirements of ASTM C 618, Class F or N with the exception of loss of ignition, where the maximum shall be less than 6 percent. [The following tests in Supplementary Optional Physical Requirements of Table 3 contained in ASTM C 618 shall apply: Select the appropriate tests when project specific conditions or exposures dictate (Increase of drying shrinkage of mortar bar); (Effectiveness in Contributing to Sulfate Resistance Procedure A) or (Effectiveness in Contributing to Sulfate Resistance Procedure B). Select either sulfate resistance test, but not both.] Class F or N flyash for use in mitigating alkali-silica reactivity shall have a Calcium Oxide (CaO) content of less than 13 percent and a total equivalent alkali content less than 3 percent. Flyash such as is produced in furnace operations using liming materials or soda ash (sodium carbonate) as an additive shall not be acceptable. The Contractor shall furnish the previous three most recent, consecutive ASTM C-618 reports for each source of flyash proposed in the mix design, and shall furnish each additional report as they become available during the project. The reports can be used for acceptance or the material may be tested independently by the Engineer. 20

22 FAA AC 150/ F PAST CHANGES PRESENT Use of Cementitious CEMENTITIOUS MATERIALS a. Flyash or Natural Pozzolan. ****************************************************************************** Class C flyash may be proposed on a case-by-case basis where innocuous aggregates are used and the pavement is not subjected to airfield pavement de-icers. Any use of Class C flyash is subject to the approval of the engineer and FAA. A modification to standards will be required. ******************************************************************************* NOTE: de-icers means de-icers, deicers, and anti-icers 21

23 Priorities and Direction FY13 and Beyond Possibilities & Probabilities DRAFT -10G ONE Standard Guide Specification for Airfield Pavement Design Life for Airfield Pavement 20 years to 40 years 22

24 Possibilities & Probabilities DRAFT -10G Update, Modify, Add, Delete, Combine, etc All P Items will be reviewed Also F D T L Items to be reviewed Review and Consider Comments Received from Review of DRAFT F of the 243 comments from Regions Comments Received via , verbal*, etc Recent Past MOS s similar issues in several Regions? Additional Comments Submitted 23

25 Possibilities & Probabilities DRAFT -10G All P Items will be reviewed such as in the 400 s: Add P-401(SP) and Modify P-401 Replaces the use of EB 59A Eliminates the requirement of MOS Incorporate Region Comments - Experiences Incorporate Lab and Industry Experience FAA Tech Center AAPTP Reports UFGS Hot Mix Asphalt for Airfields Asphalt Institute Add Warm Mix Guidance in P-401 (?) EB? 24

26 Possibilities & Probabilities DRAFT -10G All P Items will be reviewed such as in the 600 s: P-6xx Natural Asphalt (Gilsonite) Modified Sealer Binder P-609 Seal Coats and Bituminous Surface Treatments P-626 Emulsified Asphalt Slurry Seal Surface Treatment P-630 Refined Coal Tar Emulsion Without Additives, Slurry Seal Surface Treatment P-631 Refined Coal Tar Emulsion With Additives, Slurry Seal Surface Treatment P-632 Bituminous Pavement Rejuvenation Including Engineering Briefs: DRAFT EB7X Rejuvenation Product Qualification Procedure and Requirements-Draft DRAFT EB 68 Four Component Coal-Tar Sealer Rejuvenator EB 62 Polymer Composite Micro-Overlay for Fuel-Resistant Wearing Surfaces EB 60 Semi-Flexible Wearing Course for Apron Pavement EB 44 Coal-Tar Sealer/Rejuvenator EB44B Revised Coal-Tar Sealer/Rejuvenator Specification 25

27 Possibilities & Probabilities DRAFT -10G Testing Laboratories PRESENT JOB MIX FORMULA (JMF) LABORATORY. The Contractor s laboratory used to develop the job mix formula shall meet the requirements of ASTM D The laboratory accreditation must be current and listed on the accrediting authority s website. All test methods required for developing the JMF must be listed on the lab accreditation. A copy of the laboratory s current accreditation and accredited test methods shall be submitted to the Engineer prior to start of construction. PROBABILITY JOB MIX FORMULA (JMF) LABORATORY. The Contractor s laboratory used to develop the job mix formula shall meet the requirements of ASTM D The laboratory accreditation must be current and listed on the accrediting authority s website. All test methods required for developing the JMF must be listed on the lab accreditation. A copy of the laboratory s current accreditation and accredited test methods shall be submitted to the Engineer prior to start of construction. 26

28 Possibilities & Probabilities DRAFT -10G Testing Laboratories POSSIBILITY 27

29 Possibilities & Probabilities DRAFT -10G Testing Laboratories PRESENT ACCEPTANCE SAMPLING AND TESTING. Testing organizations performing these tests [except profilograph] shall meet the requirements of ASTM D The laboratory accreditation must be current and listed on the accrediting authority s website. All test methods required for acceptance sampling and testing must be listed on the lab accreditation. A copy of the laboratory s current accreditation and accredited test methods shall be submitted to the Engineer prior to start of construction. PROBABILITY ACCEPTANCE SAMPLING AND TESTING. Testing organizations performing these tests [except profilograph] shall meet the requirements of ASTM D The laboratory accreditation must be current and listed on the accrediting authority s website. All test methods required for acceptance sampling and testing must be listed on the lab accreditation. A copy of the laboratory s current accreditation and accredited test methods shall be submitted to the Engineer prior to start of construction. 28

30 Possibilities & Probabilities DRAFT -10G Testing Laboratories POSSIBILITY 29

31 Possibilities & Probabilities DRAFT -10G Testing Laboratories PRESENT P CONCRETE MIX DESIGN LABORATORY. The Contractor s laboratory used to develop the concrete mix design shall meet the requirements of ASTM C The laboratory accreditation must be current and listed on the accrediting authority s website. All test methods required for developing the concrete mix design must be listed on the lab accreditation. A copy of the laboratory s current accreditation and accredited test methods shall be submitted to the Engineer prior to start of construction. PROBABILITY P CONCRETE MIX DESIGN LABORATORY. The Contractor s laboratory used to develop the concrete mix design shall meet the requirements of ASTM C The laboratory accreditation must be current and listed on the accrediting authority s website. All test methods required for developing the concrete mix design must be listed on the lab accreditation. A copy of the laboratory s current accreditation and accredited test methods shall be submitted to the Engineer prior to start of construction. 30

32 Possibilities & Probabilities DRAFT -10G Testing Laboratories POSSIBILITY 31

33 Possibilities & Probabilities DRAFT -10G Testing Laboratories PRESENT ACCEPTANCE SAMPLING AND TESTING. Testing organizations performing these tests shall meet the requirements of ASTM C The laboratory accreditation must be current and listed on the accrediting authority s website. All test methods required for acceptance sampling and testing must be listed on the lab accreditation. A copy of the laboratory s current accreditation and accredited test methods shall be submitted to the Engineer prior to start of construction. PROBABILITY ACCEPTANCE SAMPLING AND TESTING. Testing organizations performing these tests shall meet the requirements of ASTM C The laboratory accreditation must be current and listed on the accrediting authority s website. All test methods required for acceptance sampling and testing must be listed on the lab accreditation. A copy of the laboratory s current accreditation and accredited test methods shall be submitted to the Engineer prior to start of construction. 32

34 Possibilities & Probabilities DRAFT -10G Testing Laboratories POSSIBILITY 33

35 Possibilities & Probabilities DRAFT -10G Testing Laboratories PRESENT In P Specs such as P-208, P-209, etc. test results needing acceptance by the Engineer and/or testing to be performed by Engineer NO Qualifications are specified for testing. POSSIBILITY All testing shall be done by a laboratory hired by the contractor. Test results shall be furnished daily to the Engineer for acceptance determination. All QC testing performed by contractor perform these tests shall meet the requirements of D3666/C1077 PROBABILITY All testing shall be done by a laboratory hired by the contractor. Test results shall be furnished daily to the Engineer for acceptance determination. 34

36 Possibilities & Probabilities DRAFT -10G DISSCUSSION POSSIBILITY 35

37 ONE Standard Guide Specification for Airfield Pavement Consideration of Changing Existing Advisory Circular Format to the Construction Specifications Institute (CSI) Format and following / adopting Unified Facilities Guide Specifications (UFGS) format. Include all Parts of AC 150/ Informal discussions with FAA personal, Airport Consultants Council (ACC), ASCE T&DI Airfield Pavement Committee, and representatives from the Concrete and Asphalt Associations Ongoing efforts of Tri-Service / FAA Airfield Pavements Engineers Formal meetings during the Annual Meeting at TRB Target Publication: end of FY15 36

38 Design Life for Airfield Pavement 20 years to 40 years 37

39 Design Life for Airfield Pavement 20 years to 40 years AIP Funding Regulations and Law Design parameters and FAARFIELD Past report: PCC & HMA similar and > 20 year life (SCI) ~ Perform similar type evaluation for 40 yr life Serviceability - Maintenance and Management Past report: PCC & HMA not similar indicating pavement service life limiting (PCI) HMA attacked by sun and rain ~ Performance Modeling & Analysis - Build on previous work completed through ONR ~ Implement Preservation - Review Funding Issues and AIP Regulations - New and Existing HMA Pavement Surface (i.e. Gilsonite Modified Asphalt Emulsion Sealer Binder) 38

40 Design Life for Airfield Pavement 20 years to 40 years AIP Funding Regulations and Law All Region Fact Gathering Tour Design parameters and FAARFIELD Target Completion for Decision On Going Complete end FY13 Completed End of FY15 39

41 Thank You Questions / Discussion Airport Engineering Division, AAS-100 Greg Cline gregory.cline@faa.gov 40