NAVY UFGS-32 11 30-2008 LIME TREATED SUBGRADE [LIME MODIFIED SOILS]《石灰处理路基(石灰改性土壤)》.pdf
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1、*USACE / NAVFAC / AFCESA / NASA UFGS-32 11 30 (August 2008)-Preparing Activity: NAVFAC SupersedingUFGS-32 11 30 (April 2006)UNIFIED FACILITIES GUIDE SPECIFICATIONSReferences are in agreement with UMRL dated July 2008*SECTION TABLE OF CONTENTSDIVISION 32 - EXTERIOR IMPROVEMENTSSECTION 32 11 30LIME TR
2、EATED SUBGRADE LIME MODIFIED SOILS08/08PART 1 GENERAL1.1 REFERENCES1.2 SUBMITTALS1.3 DELIVERY AND STORAGE1.4 WEATHER LIMITATIONS1.4.1 Freeze Protection Method(s)1.5 QUALITY ASSURANCE1.5.1 Required DataPART 2 PRODUCTS2.1 LIME TREATMENT REQUIREMENTS2.1.1 Hydrated Lime2.1.1.1 Type I2.1.1.2 Type II2.1.1
3、.3 Type III2.1.1.4 Type IV2.1.2 Quicklime2.1.2.1 Type V2.1.2.2 Type VI2.2 SOIL2.3 WATER2.4 BITUMINOUS CURING SEAL2.4.1 Emulsified AsphaltPART 3 EXECUTION3.1 SITE PREPARATION3.1.1 Grade Control3.1.2 Soil Testing3.2 LIME TREATMENT AND SEQUENCE OF CONSTRUCTION OPERATIONS3.2.1 Application Requirements3.
4、2.2 Scarification3.2.3 Dry Placing3.2.4 Slurry MethodSECTION 32 11 30 Page 1Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-3.2.5 Preliminary Mixing and Watering3.2.6 Preliminary Curing3.2.7 Mixing, Uniformity Testing and Compaction3.2.8 Two-Stage Pu
5、lverization and Mixing3.2.9 Finishing3.2.10 Limit of Daily Operations (Temporary Joints)3.2.11 Final Curing3.2.11.1 Curing3.3 TRAFFIC CONTROL, CURING MAINTENANCE AND DRAINAGE PROTECTION3.4 EQUIPMENT LIMITATIONS3.4.1 General3.4.2 Spreading Equipment3.4.3 Additional Mixing Equipment Limitations3.4.4 A
6、dditional Compaction Equipment Limitations3.5 SAFETY REQUIREMENTS3.6 TESTS3.6.1 General3.6.2 Optimum Moisture, Maximum Density3.6.3 Uniformity Tests3.6.4 Compaction3.6.5 Thickness and Smoothness3.6.6 Field Application Rate Test3.6.7 Frequency of Tests- End of Section Table of Contents -SECTION 32 11
7、 30 Page 2Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-*USACE / NAVFAC / AFCESA / NASA UFGS-32 11 30 (August 2008)-Preparing Activity: NAVFAC SupersedingUFGS-32 11 30 (April 2006)UNIFIED FACILITIES GUIDE SPECIFICATIONSReferences are in agreement w
8、ith UMRL dated July 2008*SECTION 32 11 30LIME TREATED SUBGRADE LIME MODIFIED SOILS08/08*NOTE: This guide specification covers the requirements for stabilization of subgrades by the application of lime.Edit this guide specification for project specific requirements by adding, deleting, or revising te
9、xt. For bracketed items, choose applicable items(s) or insert appropriate information.Remove information 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 p
10、roponent of the specification. A listing of technical proponents, including their organization designation and telephone number, is on the Internet.Recommended changes to a UFGS should be submitted as a Criteria Change Request (CCR).*NOTE: Plant-mix operations and independent importation/placement o
11、f new lime base or sub-base courses are not included. Undefined simplifications of this guide specification may satisfy a secondary scope of “Lime Modified Soils.“ Optional sub-title “Lime Modified Soils“ is intended for lime applications for less critical purposes than lime treated subgrade, such a
12、s drying excessively saturated construction sites during wet seasons. Considerable editing would be necessary when preparing project specification for this work.*SECTION 32 11 30 Page 3Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-PART 1 GENERAL1.1
13、 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, and title.Use the Reference Wizards Check Reference
14、feature when you add a RID outside of the Sections Reference Article to automatically place the reference in the Reference 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
15、project specification when you choose to reconcile references in the publish print process.*The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.AMERICAN ASSOCIATION OF STATE HIGHWAY A
16、ND TRANSPORTATION OFFICIALS (AASHTO)AASHTO M 216 (2005) Lime for Soil StabilizationAASHTO T 102 (1983; R 2004) Spot Test of Asphaltic MaterialsAASHTO T 219 (1987; R 2004) Testing Lime for Chemical Constituents and Particle SizesAASHTO T 27 (2006) Sieve Analysis of Fine and Coarse AggregatesASTM INTE
17、RNATIONAL (ASTM)ASTM C 207 (2006) Standard Specification for Hydrated Lime for Masonry PurposesASTM C 25 (2006) Standard Test Method for Chemical Analysis of Limestone, Quicklime, and Hydrated LimeASTM C 977 (2003) Quicklime and Hydrated Lime for Soil StabilizationASTM D 1556 (2007) Density and Unit
18、 Weight of Soil in Place by the Sand-Cone MethodASTM D 1557 (2007) Standard Test Methods for SECTION 32 11 30 Page 4Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Laboratory Compaction Characteristics of Soil Using Modified Effort (56,000 ft-lbf/ft3
19、) (2700 kN-m/m3)ASTM D 2397 (2005) Standard Specification for Cationic Emulsified AsphaltASTM D 2922 (2005) Density of Soil and Soil-Aggregate in Place by Nuclear Methods (Shallow Depth)ASTM D 3017 (2005) Water Content of Soil and Rock in Place by Nuclear Methods (Shallow Depth)ASTM D 3551 (2002) La
20、boratory Preparation of Soil-Lime Mixtures Using a Mechanical MixerASTM D 977 (2005) Emulsified AsphaltNATIONAL LIME ASSOCIATION (NLA)NLA BUL 326 (2004) Lime-Treated Soil Construction Manual: Lime Stabilization and Lime Modification1.2 SUBMITTALS*NOTE: Review submittal description (SD) definitions i
21、n 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 control.A “G” following a submittal item indicates that the submittal requires Government approval. Some
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