ARMY UFGS-31 73 00-2008 TUNNEL AND SHAFT GROUTING《隧道和桩身后灌浆》.pdf

1、*USACE / NAVFAC / AFCESA / NASA UFGS-31 73 00 (November 2008)-Preparing Activity: USACE (CW) SupersedingUFGS-31 73 00 (April 2006)UNIFIED FACILITIES GUIDE SPECIFICATIONSReferences are in agreement with UMRL dated October 2008*SECTION TABLE OF CONTENTSDIVISION 31 - EARTHWORKSECTION 31 73 00TUNNEL AND

2、 SHAFT GROUTING11/08PART 1 GENERAL1.1 UNIT PRICES1.1.1 Mobilization and Demobilization1.1.1.1 Payment1.1.1.2 Unit of Measure1.1.2 Drilling Grout Holes1.1.2.1 Payment1.1.2.2 Measurement1.1.2.3 Unit of Measure1.1.3 Drilling Drain Holes1.1.3.1 Payment1.1.3.2 Measurement1.1.3.3 Unit of Measure1.1.4 Dril

3、ling Exploratory Holes1.1.4.1 Payment1.1.4.2 Measurement1.1.4.3 Unit of Measure1.1.5 Placing Grout1.1.5.1 Payment1.1.5.2 Measurement1.1.5.3 Unit of Measure1.1.6 Connections to Grout Holes1.1.6.1 Payment1.1.6.2 Measurement1.1.6.3 Unit of Measure1.1.7 Portland Cement in Grout1.1.7.1 Payment1.1.7.2 Mea

4、surement1.1.7.3 Unit of Measure1.1.8 Mineral Filler in Grout1.1.8.1 Payment1.1.8.2 Measurement1.1.8.3 Unit of Measure1.1.9 Sand in Grout1.1.9.1 PaymentSECTION 31 73 00 Page 1Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-1.1.9.2 Measurement1.1.9.3 U

5、nit of Measure1.1.10 Fluidifier in Grout1.1.10.1 Payment1.1.10.2 Measurement1.1.10.3 Unit of Measure1.1.11 Chemicals in Chemical Grout1.1.11.1 Payment1.1.11.2 Measurement1.1.11.3 Unit of Measure1.1.12 Steel Pipe and Fittings1.1.12.1 Payment1.1.12.2 Measurement1.1.12.3 Unit of Measure1.1.13 Pressure

6、Washing and Pressure Testing1.1.13.1 Payment1.1.13.2 Measurement1.1.13.3 Unit of Measure1.2 REFERENCES1.3 SYSTEM DESCRIPTION1.4 SUBMITTALS1.5 QUALIFICATIONS1.6 SEQUENCINGPART 2 PRODUCTS2.1 GROUTING MATERIALS2.1.1 Water2.1.2 Cement2.1.3 Sand2.1.4 Admixtures2.1.5 Mineral Filler2.1.6 Chemical Grouting

7、Materials2.2 EQUIPMENT2.2.1 Drilling Equipment2.2.2 Grouting Equipment2.2.2.1 Cement Grouting Equipment2.2.2.2 Chemical Grouting Equipment2.3 GROUT2.3.1 Cement Grout2.3.2 Chemical Grout2.3.3 Grouting Material Samples2.4 PIPE AND FITTINGSPART 3 EXECUTION3.1 GROUT, DRAINAGE, AND EXPLORATORY HOLES3.1.1

8、 Embedded Pipe3.1.2 Grout and Vent Hole Drilling3.1.3 Drain Hole Drilling3.1.4 Exploratory Hole Drilling3.1.5 Disposal of Drill Cuttings3.2 GROUTING PROCEDURES3.2.1 Washing and Pressure Testing Holes3.2.2 Contact Grouting3.2.3 Grouting Behind a Steel Liner3.2.4 Tunnel, shaft, and Ring Curtain Grouti

9、ng3.2.4.1 Grout Injection (Cement Grout)3.2.4.2 RefusalSECTION 31 73 00 Page 2Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-3.2.4.3 Grout in Drains3.2.4.4 Stage Grouting3.2.4.5 Grout Injection (Chemical Grout)3.2.4.6 Grout Injection Pipes3.2.5 Wast

10、e Water and Grout3.3 PATCHING AND CLEANUP3.4 RECORDS3.5 CONTRACTOR QUALITY CONTROL- End of Section Table of Contents -SECTION 31 73 00 Page 3Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-*USACE / NAVFAC / AFCESA / NASA UFGS-31 73 00 (November 2008)

11、-Preparing Activity: USACE (CW) SupersedingUFGS-31 73 00 (April 2006)UNIFIED FACILITIES GUIDE SPECIFICATIONSReferences are in agreement with UMRL dated October 2008*SECTION 31 73 00TUNNEL AND SHAFT GROUTING11/08*NOTE: This guide specification covers the requirements for tunnel and shaft grouting app

12、licable to constructing new and repairing existing underground structures.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 information and requirements not r

13、equired 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 designation and telephone number

14、, is on the Internet.Recommended changes to a UFGS should be submitted as a Criteria Change Request (CCR).*PART 1 GENERAL1.1 UNIT PRICES*NOTE: If Section 01 22 00.00 10 MEASUREMENT AND PAYMENT is included in the project specifications, this paragraph title (UNIT PRICES) should be deleted from this s

15、ection and the remaining appropriately edited subparagraphs below should be inserted into Section 01 22 00.00 10.*SECTION 31 73 00 Page 4Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-1.1.1 Mobilization and Demobilization1.1.1.1 PaymentPayment will

16、be made for costs of assembling all plant and equipment at the site preparatory to initiating the work and for removing it when the drilling and grouting has been completed. Sixty (60) percent of the contract lump-sum price for mobilization and demobilization will be paid following completion of mov

17、ing onto the site, including complete assembly, in working order, of all equipment necessary to perform the required drilling and grouting operations. The remaining forty (40) percent of the contract lump-sum price will be paid when all equipment has been removed from the site.1.1.1.2 Unit of Measur

18、eUnit of measure: lump sum.1.1.2 Drilling Grout Holes1.1.2.1 PaymentPayment will be made for costs associated with drilling and redrilling grout holes; washing and pressure testing of grout holes; containing and disposing of waste water and waste grout; clean-up of the site; furnishing, handling, tr

19、ansporting and storing of grout materials; and for furnishing all labor and supplies incidental to the work. Unless otherwise specified, noNo separate payment will be made for any material constituent of the grout, including cement and/or chemical grout materials placed in the performance of contrac

20、t grouting. No payment will be made for grout, or the material constituents thereof, wasted due to improper anchorage of grout pipe or connections, or which is wasted due to negligence on the part of the Contractor, nor for grout which is rejected by the Contracting Officer because of improper mixin

21、g. Payment will be made at the applicable contract unit prices for materials contained in grout which are wasted, where the wasting is not due to negligence on the part of the Contractor.1.1.2.2 MeasurementDrilling of grout holes will be measured for payment on the basis of the linear meters feet of

22、 holes actually drilled in concrete, rock or soil, as shown or as directed, including all intermediate holes at locations where pipe was not installed.1.1.2.3 Unit of MeasureUnit of measure: linear meter foot.1.1.3 Drilling Drain Holes1.1.3.1 PaymentPayment will be made for costs associated with dri

23、lling of drain holes actually drilled in concrete, rock, or soil, as shown or as directed.1.1.3.2 MeasurementDrilling of drain holes will be measured for payment on the basis of the SECTION 31 73 00 Page 5Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,

24、-,-linear meters feet of holes actually drilled in concrete, rock, or soil, as shown or as directed.1.1.3.3 Unit of MeasureUnit of measure: linear meter foot.1.1.4 Drilling Exploratory Holes1.1.4.1 PaymentPayment will be made for costs associated with drilling of exploratory holes. Core boxes shall

25、be provided at no additional cost to the Government.1.1.4.2 MeasurementDrilling of exploratory holes will be measured for payment on the basis of the linear meters feet of holes actually drilled in concrete, rock, or soil, as directed by the Contracting Officer.1.1.4.3 Unit of MeasureUnit of measure

26、: linear meter foot.1.1.5 Placing Grout*NOTE: Select appropriate alternatives.Under certain conditions it may be desirable to include a pay item for standby time for Government directed suspension of drilling or grouting operations.*1.1.5.1 PaymentPayment will be made for costs associated with satis

27、factorily placing grout in contact grout holes and behind steel liner, which includes full compensation for furnishing all materials, proportioning the mix as directed, drilling grout holes if necessary, and mixing and injecting the grout as specified or as directed.Payment will be made for costs as

28、sociated with satisfactorily placing grout in grout holes, which includes full compensation for proportioning the mix, mixing, and injecting the grout as specified or as directed. Separate payment will be made for all materials used in contact grout as provided in unit price pay item(s) “Portland Ce

29、ment in Grout“ “Mineral Filler in Grout“, “Sand in Grout“, “Fluidifier in Grout“, and “Chemicals in Chemical Grout“.1.1.5.2 MeasurementThe operation of placing grout will be measured for payment on the basis of the number of cubic meters cubic feet of the component materials (bulk materials), satisf

30、actorily placed, exclusive of water and fluidifier and regardless of the proportions of the mixes, measured individually as specified in unit price pay items “Portland Cement in Grout“, “Mineral Filler in Grout“, and “Sand in Grout“.hours of satisfactory placing regardless of the proportions of the

31、mixes. Measurement will begin with SECTION 31 73 00 Page 6Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-the initiation of grout injection at the proper elevation or stage and continue until grout injection ceases, for a given hole, exclusive downti

32、me. Downtime is defined as any failure to inject grout continuously, except for intermittent grouting as directed by the Contacting Officer. Time will be measured cumulatively to the next whole hour of operation. Payment for placing grout in holes will be based on the total amount of time required f

33、or satisfactorily placing grout, determined by reducing the total number of minutes of operation to the nearest whole hour.1.1.5.3 Unit of MeasureUnit of measure: cubic meter footnearest whole hour.1.1.6 Connections to Grout Holes1.1.6.1 Payment*NOTE: The price to be inserted in this paragraph shoul

34、d be determined on the basis of the estimated cost to the Contractor for the operation of moving the grout supply line onto the hole. This price should not include any allowance for pipe or other materials used in making the connections. This unit price pay item may be optional for grout payment on

35、an hourly basis.*Payment will be made for costs associated with connections to grout holes at a rate of _ dollars per connection. Payment for only one connection will be made for each hole regardless of the number of settings.1.1.6.2 MeasurementConnections to grout holes will be measured for payment

36、 per connection for each time the grout supply line is connected to the ring grout hole or an exploratory hole for the purpose of injecting grout, regardless of the number of times such connections are made per hole or the amount of grout actually injected.1.1.6.3 Unit of MeasureUnit of measure: eac

37、h.1.1.7 Portland Cement in Grout1.1.7.1 PaymentPayment will be made for costs associated with Portland cement in grout.1.1.7.2 MeasurementPortland cement in grout will be measured for payment on the basis of the number of cubic meters (42.6 kg) cubic feet (94 pounds) of cement used in the grout sati

38、sfactorily placed in ring grout holes and in filling exploratory holes, or wasted when such wasting is not due to the Contractors negligence.SECTION 31 73 00 Page 7Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-1.1.7.3 Unit of MeasureUnit of measure

39、: meter (42.6 kg) cubic foot (94 pounds).1.1.8 Mineral Filler in Grout1.1.8.1 PaymentPayment will be made for costs associated with mineral filler in grout.1.1.8.2 MeasurementMineral filler in grout will be measured for payment on the basis of the number of cubic meters (36.3 kg) cubic feet (80 poun

40、ds) of filler used in the grout and satisfactorily placed in grout holes.1.1.8.3 Unit of MeasureUnit of measure: cubic meter (36.3 kg) cubic foot (80 pounds).1.1.9 Sand in Grout1.1.9.1 PaymentPayment will be made for costs associated with sand in grout.1.1.9.2 MeasurementSand in grout will be measur

41、ed for payment on the basis of the number of cubic meters cubic feet of sand , dry rodded measurement, used in the grout satisfactorily placed in ring grout holes or in filling exploratory holes.1.1.9.3 Unit of MeasureUnit of measure: cubic foot.1.1.10 Fluidifier in Grout1.1.10.1 PaymentPayment will

42、 be made for costs associated with fluidifier in grout , including full allowance for the payment by the Contractor of all required royalties.1.1.10.2 MeasurementFluidifier in grout will be measured for payment on the basis of the number of pounds of fluidifier used in the grout satisfactorily place

43、d in ring grout holes.1.1.10.3 Unit of MeasureUnit of measure: kilogram pound.SECTION 31 73 00 Page 8Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-1.1.11 Chemicals in Chemical Grout1.1.11.1 PaymentPayment will be made for costs associated with chem

44、icals in chemical grout.1.1.11.2 MeasurementChemicals in chemical grout will be measured for payment on the basis of the number of gallons of chemicals actually used in grout mixtures satisfactorily placed in ring grout holes.1.1.11.3 Unit of MeasureUnit of measure: kilogram pound.1.1.12 Steel Pipe

45、and Fittings1.1.12.1 PaymentPayment will be made for costs associated with embedded grout and drain hole pipe and fittings remaining in the permanent work, which includes costs for removal of pipe and fittings, and patching and cleanup pursuant to Section 31 73 00 TUNNEL AND SHAFT GROUTING, paragraph PATCHING AND CLEANUP. All pipe and fittings removed shall become the property of the Contractor.1.1.12.2 Measuremen