1、*USACE / NAVFAC / AFCESA / NASA UFGS-32 12 22.00 10 (August 2008)-Preparing Activity: USACE SupersedingUFGS-32 12 22.00 10 (April 2006)UNIFIED FACILITIES GUIDE SPECIFICATIONSReferences are in agreement with UMRL dated July 2008*SECTION TABLE OF CONTENTSDIVISION 32 - EXTERIOR IMPROVEMENTSSECTION 32 1
2、2 22.00 10POLYMER CONCRETE- MICRO-OVERLAY (PCMO) FOR FUEL AND ABRASION RESISTANTWEARING SURFACES08/08PART 1 GENERAL1.1 METHOD OF MEASUREMENT1.2 BASIS FOR PAYMENT1.3 REFERENCES1.4 SYSTEM DESCRIPTION1.5 SUBMITTALS1.6 QUALITY ASSURANCEPART 2 PRODUCTS2.1 CEMENT2.2 WATER2.3 AGGREGATES2.4 CEMENT/AGGREGATE
3、 MIXTURE2.4.1 WPCMO Mixture Requirements2.4.2 DPCMO Mixture Requirements2.5 AGGREGATE GRADATION2.6 MIX DESIGN2.6.1 Composition2.6.1.1 WPCMO Process2.6.1.2 DPCMO Process2.6.2 Acceptability2.6.3 Adjustments to JMFPART 3 EXECUTION3.1 PREPARATION OF THE UNDERLYING SURFACE3.2 TEST SECTION3.2.1 Sampling a
4、nd Testing for Test Section3.2.2 Additional Test Sections3.3 APPLICATION3.3.1 Calibration3.3.2 Curing3.3.3 WeatherSECTION 32 12 22.00 10 Page 1Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-3.4 JOINTS3.5 CONTRACTOR QUALITY CONTROL3.5.1 General Requi
5、rements3.5.2 QC Monitoring3.5.3 Sampling3.6 APPENDICES- End of Section Table of Contents -SECTION 32 12 22.00 10 Page 2Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-*USACE / NAVFAC / AFCESA / NASA UFGS-32 12 22.00 10 (August 2008)-Preparing Activit
6、y: USACE SupersedingUFGS-32 12 22.00 10 (April 2006)UNIFIED FACILITIES GUIDE SPECIFICATIONSReferences are in agreement with UMRL dated July 2008*SECTION 32 12 22.00 10POLYMER CONCRETE- MICRO-OVERLAY (PCMO)FOR FUEL AND ABRASION RESISTANT WEARING SURFACES08/08*NOTE: This guide specification covers the
7、 requirements for Polymer Concrete Micro-Overlay (PCMO) for fuel and abrasion resistant wearing surfaces.Edit this guide specification for project specific requirements by adding, deleting, or revising text. For bracketed items, choose applicable items(s) or insert appropriate information.Remove inf
8、ormation and requirements not required in respective project, whether or not brackets are present.Comments and suggestions on this guide specification are welcome and should be directed to the technical proponent of the specification. A listing of technical proponents, including their organization d
9、esignation and telephone number, is on the Internet.Recommended changes to a UFGS should be submitted as a Criteria Change Request (CCR).*PART 1 GENERAL*NOTE: PCMO is to be used primarily as an alternative to coal-tar seal coats placed over asphalt surfaces to provide fuel resistance. PCMO also has
10、application as a seal coat over asphalt surfaces not requiring fuel resistance. For airfields, PCMO may be used on taxiways and parking aprons, it is not recommended for runway use. PCMO shall not be applied to grooved surfaces, as it will fill the grooves. PCMO may be used on roads and parking lots
11、 as a fuel and abrasion resistant wearing surface.SECTION 32 12 22.00 10 Page 3Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-This guide specification only pertains to the polymer concrete micro-overlay aspects of the project and not to any surface
12、preparation requirements. Surface preparation requirements should be covered by either including them in this guide specification or by adding pertinent sections to the project documents.This specification utilizes a Quality Assurance and Quality Control (QA/QC) construction management philosophy. Q
13、uality Assurance refers to the actions performed by the Government to assure the final product meets the job requirements. Results of QA testing are the basis for pay. Quality Control refers to the actions of the Contractor to monitor the construction and production processes and to correct these pr
14、ocesses when out of control. Results of QC testing are reported daily on the process control charts maintained by the Contractor. Quality Control is covered in paragraph CONTRACTOR QUALITY CONTROL.*1.1 METHOD OF MEASUREMENTMeasure the quantity of PCMO, per square yard placed and accepted, for the pu
15、rposes of assessing payment.1.2 BASIS FOR PAYMENT*NOTE: For unit-price contracts, include first bracketed set and delete the second. For lump-sum contracts, delete the first bracketed set and include the second. Include prescriptive unit price based on the Government estimate for payment adjustment.
16、*Quantities of PCMO mixture, determined as specified above will be paid for at respective contract unit prices. Payment will constitute full compensation for furnishing all materials, equipment, plant, surface preparation, and tools; and for all labor and other incidentals necessary to complete the
17、required work. The measured quantity of PCMO, per square yard placed and accepted, will be paid for and included in the lump-sum contract price. Payment will constitute full compensation for furnishing all materials, equipment, plant, surface preparation, and tools; and for all labor and other incid
18、entals necessary to complete the required work.1.3 REFERENCES*NOTE: This paragraph is used to list the publications cited in the text of the guide specification. The publications are referred to in the text by basic designation only and listed in this paragraph by organization, designation, date, an
19、d title.SECTION 32 12 22.00 10 Page 4Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Use the Reference Wizards Check Reference feature when you add a RID outside of the Sections Reference Article to automatically place the reference in the Reference
20、Article. Also use the Reference Wizards Check Reference feature to update the issue dates.References not used in the text will automatically be deleted from this section of the project specification when you choose to reconcile references in the publish print process.*The publications listed below f
21、orm a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.ASTM INTERNATIONAL (ASTM)ASTM C 117 (2004) Standard Test Method for Materials Finer than 75-um (No. 200) Sieve in Mineral Aggregates by WashingASTM C 136 (2006) S
22、tandard Test Method for Sieve Analysis of Fine and Coarse AggregatesASTM C 144 (2004) Standard Specification for Aggregate for Masonry MortarASTM C 150 (2007) Standard Specification for Portland CementASTM C 33 (2007) Standard Specification for Concrete AggregatesASTM C 387/C 387M (2006a) Standard S
23、pecification for Packaged, Dry, Combined Materials for Mortar and ConcreteASTM C 67 (2007a) Standard Test Methods for Sampling and Testing Brick and Structural Clay TileASTM D 2939 (2003) Emulsified Bitumens Used as Protective CoatingsASTM D 3699 (2007) Standard Specification for Kerosine1.4 SYSTEM
24、DESCRIPTIONThe work consists of placing, at least, one application of a polymer concrete seal coat, with mineral aggregate, applied on an existing, previously prepared bituminous surface for the area shown on the drawings or as designated by the Contracting Officer. The material is primarily intende
25、d for use as an alternative to coal-tar, as a fuel resistant asphalt pavement sealer, but also has application as a wearing surface for asphalt. Furnish all equipment, tools, and machinery necessary for the performance of the work. Requirements for the mixing and placement equipment are specific to
26、the manufacturers product and will not be specified herein. However, the mixing and placement equipment shall be SECTION 32 12 22.00 10 Page 5Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-approved of in writing by the Contracting Officer following
27、approval of the PCMO test section.1.5 SUBMITTALS*NOTE: Review submittal description (SD) definitions in Section 01 33 00 SUBMITTAL PROCEDURES and edit the following list to reflect only the submittals required for the project. Submittals should be kept to the minimum required for adequate quality co
28、ntrol.A “G” following a submittal item indicates that the submittal requires Government approval. Some submittals are already marked with a “G”. Only delete an existing “G” if the submittal item is not complex and can be reviewed through the Contractors Quality Control system. Only add a “G” if the
29、submittal is sufficiently important or complex in context of the project.For submittals requiring Government approval on Army projects, a code of up to three characters within the submittal tags may be used following the “G“ designation to indicate the approving authority. Codes for Army projects us
30、ing the Resident Management System (RMS) are: “AE“ for Architect-Engineer; “DO“ for District Office (Engineering Division or other organization in the District Office); “AO“ for Area Office; “RO“ for Resident Office; and “PO“ for Project Office. Codes following the “G“ typically are not used for Nav
31、y, Air Force, and NASA projects.Choose the first bracketed item for Navy, Air Force and NASA projects, or choose the second bracketed item for Army projects.*Government approval is required for submittals with a “G“ designation; submittals not having a “G“ designation are for Contractor Quality Cont
32、rol approval. information only. When used, a designation following the “G“ designation identifies the office that will review the submittal for the Government. Submit the following in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:SD-03 Product DataMix Design; G; G, _Proposed JMF.Contractor Q
33、uality Control; G; G, _Quality Control PlanSD-04 SamplesCementSECTION 32 12 22.00 10 Page 6Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Sample of 10 kg 22 lb for mix design verificationAggregatesSample of 20 kg 44 lb for mix design verificationSD-
34、06 Test ReportsAggregates; G; G, _QC MonitoringAggregate and QC test resultsSD-07 CertificatesCement; G; G, _Copies of certified test dataTesting Laboratory; G; G, _Certification of compliance1.6 QUALITY ASSURANCETwo types of PCMO products exist: a wet mixture that is a blend of liquid polymer emuls
35、ion, cement, aggregate, and pigment (in some cases), herein referred to as WPCMO; and a dry mixture that is a blend of dry polymer, cement, aggregate, and pigment (in some cases), herein referred to as DPCMO. For all products, make available Material Safety Data Sheets (MSDS) upon request. For all m
36、aterials, make available certification sheets verifying the composition of each separate material employed in the PCMO without revealing proprietary information. For PCMO, this requires certificate of analyses (COA) or quality control certificates (QCC). All materials will meet the requirements as g
37、iven in this specification. The COA/QCC should be traceable to the batch/lot of materials received from the supplier of polymer emulsion and cement/aggregate or dry polymer/cement/aggregate mix. Clearly mark batch/lot identification on all packaging to be traceable to a specific COA/QCC for that par
38、ticular batch. Make available all COAs/QCCs and batch/lot identifications upon request plus all required information in PART 2 of this specification, including allowable tolerances.PART 2 PRODUCTS2.1 CEMENTProvide cement for PCMO conforming to ASTM C 150 for Type I Portland Cement.2.2 WATERIn mixing
39、, use potable water free from harmful soluble salts. The temperature of the water added during mixing shall be at least 10 degrees C 50 degrees F and not above 32 degrees C 90 degreesF. The pH of the water added during mixing shall conform to the requirements of the manufacturer.SECTION 32 12 22.00
40、10 Page 7Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-2.3 AGGREGATESProvide aggregate which is either a natural or manufactured angular aggregate composed of clean, hard, durable, uncoated particles, free from lumps of clay and all organic matter.
41、 The aggregate shall meet the criteria outlined in ASTM C 33 and the gradation as given in the following table, when tested in accordance with ASTM C 144. Submit all aggregate test results and samples at least 14 days prior to start of construction.2.4 CEMENT/AGGREGATE MIXTURE*NOTE: Select the wordi
42、ng within the first subparagraph for the WPCMO process and the second subparagraph for the DPCMO process.*2.4.1 WPCMO Mixture RequirementsProvide the cement/aggregate dry blend used for WPCMO conforming to ASTM C 387/C 387M for a Type M mortar. Cement content shall be 33 1.0 percent by weight of tot
43、al dry mix and aggregate content shall be 67 1.0 percent by weight of total dry mix. The cement/aggregate dry blend comes prepackaged in 1361 kg 3000 lb tote units with a weight tolerance of 1361 11 kg 3000 25 lbs for each tote unit. For small applications, the cement/aggregate dry blend comes prepa
44、ckaged in 27.2 kg 60 lb bags, with a weight tolerance of 27.2 0.25 kg 60 0.5 lbs for each bag.2.4.2 DPCMO Mixture RequirementsProvide the dry polymer/cement/aggregate blend for DPCMO consisting of 50 percent cement by weight of total dry mix. The aggregate content shall be 47 percent by weight of total dry mix. The polymer percent by weight of total dry mix is 2.225% polymer. The cement/aggregate dry blend comes prepackaged in 1227 kg 1350 lb tote units. For small applications, 22.7 kg 50 lb bags are avai
