KSE DCP K-100 Скачать руководство пользователя страница 1

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DYNAMIC CONE PENETROMETERS

’S

All rights r

eserved by

Kessler Soils Engineering Pr

oducts, Inc.

17775 Running Colt Place, Leesburg, V

A 20175

SALES: (703) 569-2583 or (800) 569-7303

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e s

s l

e r

d c

p .

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Meets ASTM D6951

TENT NO. 5,313,825

K-100 Models

WITH QUICK CONNECT PIN

KSE

DCP

Содержание K-100

Страница 1: ...s E n g i n e e r i n g P r o d u c t s I n c 1 7 7 7 5 R u n n i n g C o l t P l a c e L e e s b u r g V A 2 0 1 7 5 S A L E S 7 0 3 5 6 9 2 5 8 3 o r 8 0 0 5 6 9 7 3 0 3 w w w k e s s l e r d c p c o m M e e t s A S T M D 6 9 5 1 P A T E N T N O 5 3 1 3 8 2 5 K 1 0 0 M o d e l s W I T H Q U I C K C O N N E C T P I N K S E D C P ...

Страница 2: ... DCP SAFETY N O T I C E ALWAYS SECURE THE HAMMER AND OR THE ASSEMBLED DCP INSTRUMENT WHEN PLACING IT ON ANY FLAT ELEVATED SURFACE TO PREVENT IT FROM ROLLING OFF AND CAUSING PERSONAL INJURY OR DAMAGE TO THE INSTRUMENT Copyright 2014 Kessler Soils Engineering Products Inc All Rights Reserved Printed in the USA ...

Страница 3: ...rences 28 Warranty 30 MANUAL FOR IN SITU STRENGTH OF SOILS U S I N G T H E K E S S L E R D Y N A M I C C O N E P E N E T R O M E T E R PART I DCP WITH VERTICAL SCALE PART II DCP WITHOUT VERTICAL SCALE Application 18 Description 19 Procedures 20 Correlations 22 Parts List 31 PART III ...

Страница 4: ...PART I DCP With Vertical Scale ...

Страница 5: ...a CBR value of 10 or less and can be used on soils up to CBR 80 The 17 6 lb 8 kg hammer penetrates high strength soils quicker The depth of cone penetration is measured at selected penetration or hammer drop intervals and the soil shear strength is reported in terms of DCP index The DCP index is based on the average penetration depth resulting from one blow of the 17 6 lb 8 kg hammer The average p...

Страница 6: ...ect Pin Ve Upper Rod Handle Upper Attachment Foot Variable 30 37 75 40 in Drive Rod 5 8 in 16 mm diameter Single Mass OR Dual Mass Hammer 17 6 lb 8 kg OR 10 1 lb 4 6 kg rtical Scale Tip Reusable Hardened Point or Disposable Cone Figure 1 Schematic of DCP Device ...

Страница 7: ...asure density directly A field DCP measurement results in a field or in situ CBR and will not normally correlate with the laboratory or soaked CBR of the same material The test is thus intended to evaluate the in situ strength of a material under existing field conditions 1 2 DESCRIPTION 2 1 The KESSLER DCP in Fig 1 consists of an upper assembly with a Single Mass or Dual Mass Hammer Fig 2 a Drive...

Страница 8: ...D E S C R I P T I O N 4 Upper rod Anvil Quick connect pin Drive rod End cap Figure 3 Quick Connect Assembly Patent Pending ...

Страница 9: ...t of 22 6 in 575 mm tolerance is 0 039 in 1 0 mm 4 Tip included angle measurement of 60 degrees tolerance is 1 degree 5 Tip base diameter measurement of 0 790 in 20 mm tolerance is 0 010 in 0 25mm D E S C R I P T I O N 5 NOTE The Disposable Cone tip shown in Figure 4 is held in place with an o ring Use Disposable Cone tips in hard and cohesive soils to allow easy extraction of the instrument The D...

Страница 10: ...nter 2 4 Other equipment used to make an access hole through a bound layer may include a rotary hammer drill or coring appartus capable of drilling a minimum diameter hold of 1 inch 25mm A larger hold make be required depending on the underlying material or the need for additional tests or sampling a wet dry vacuum or suitable alternative to remove loose material and fluid if an access hole is mad...

Страница 11: ...by tightening the screw just below the end cap Next place the foot over the end of the Drive Rod Slide the Vertical Scale through the square hole in Upper Attachment and into the foot 3 2 2 Tip Tighten the tip securely with the wrenches 3 2 2 1 The reusable Hardened Point is used in soft non cohesive material i e where the DCP advances more than 1 2 per blow CBR 18 3 2 2 2 The Adapter and Disposab...

Страница 12: ...und and the Drive Rod using wrenches Reassemble DCP hammer assembly and restart the test The test can be conducted to a depth of 6 feet by adding the Extensions in a similar manner If you are using the Excel template we provide from the US Army Corps of Engineers to reduce your data it will be necessary to book each 22 segment of the test in a separate file as this template cannot be modified You ...

Страница 13: ... the hammer against the handle 3 4 Caution DO NOT drop the hammer after refusal DO NOT throw the hammer upwards DO NOT rock the DCP side to side or forward and backward in an attempt to loosen it from the ground 3 5 Initial Reading 3 5 1 Testing a surface layer Hold the DCP vertically with the top of the widest part of the tip flush with the surface of the material to be tested Take an initial rea...

Страница 14: ... the layer s cored through recorded This reference reading is the point from which the subsequent penetration is measured 3 6 Recording Methods 3 6 1 Two person traditional method Figure 6A When many tests are to be taken it is best to have two people operating the DCP and recording the data The recorder reads the scale at the top of the attachment or holds the Vertical Scale to the bottom of the ...

Страница 15: ... DCP data sheet or in the Excel template 1 1 P R O C E D U R E S Figure 6A Two person traditional method One person operates DCP while the other person records penetration rate Figure 6B One person One person operates DCP then marks the tape on the Vertical Scale ...

Страница 16: ...st 1 The actual test data is recorded in column 1 Number of Blows and column 2 Cumulative Penetration in mm if the moisture content is available it is entered in column 8 2 When testing a subsurface layer through a drilled or cored access hole the first reading corresponds to the referenced reading at the top of the layer to be tested 3 The number of blows between readings may be varied depending ...

Страница 17: ...1 3 P R O C E D U R E S Figure 7 Magnetic Ruler ...

Страница 18: ... This equation is used for all soils except for CL soils below CBR 10 and CH soils For these soils the following equations are recommended by the US Army Corps of Engineers where PR is the DCP penetration rate in mm per blow 3 CL soils CBR 10 CBR 1 0 017019 PR 2 CH soils CBR 1 0 002871 PR Selection of the appropriate correlation is a matter of professional judgment 4 2 The Modulus of Rigidity MR m...

Страница 19: ... 7 CBR 8 Moisture 0 5 5 15 10 5 5 10 5 5 5 5 0 25 55 125 175 205 230 280 310 340 375 435 25 30 70 50 30 25 50 30 30 35 60 5 0 6 0 4 7 5 0 6 0 5 0 5 0 6 0 6 0 7 0 12 0 1 1 1 1 1 1 1 1 1 1 1 5 0 6 0 4 7 5 0 6 0 5 0 5 0 6 0 6 0 7 0 12 0 50 40 50 50 40 50 50 40 40 35 18 Figure 8 DCP Data Sheet 2 1 2 3 4 5 6 7 8 9 10 11 12 2 Webster S L Grau R H Williams T P May 1992 Description and Application of Dual...

Страница 20: ...BR 3 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 26 27 29 30 34 35 38 100 80 60 50 40 35 30 25 20 18 16 15 14 13 12 11 10 9 8 7 6 5 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 4 8 4 7 4 6 4 4 4 3 4 2 4 1 4 0 3 9 3 8 3 7 3 6 3 5 3 4 3 3 3 2 3 1 3 0 2 9 2 8 2 7 2 6 69 71 72 74 75 77 78 80 81 83 84 87 88 91 92 96 97 101 102 107 108 114 115 ...

Страница 21: ...PART II DCP Without Vertical Scale ...

Страница 22: ... is used to assess material proper ties to a depth of 36 in 914 mm below the surface With extensions the driving rod can be advanced to 6 ft 2 m 5 3 The operator drives the DCP tip into soil by lift ing the sliding hammer to the handle then releasing it The total number of blows for a given depth i e 2 4 or 6 is recorded This blow count is then used to estimate the in situ shear strength or CBR fr...

Страница 23: ... is constructed of steel The Hardened Points and the Adapters for the Disposable cones are heat treated then plated The Disposable cones are plated steel 6 2 The instrument is manufactured to the following specifications 1 Hammer weight measurement of 10 1lb 4 6Kg Tolerance is 0 022lb 0 010K 2 Hammer weight measurement of 17 6 lb 8kg tolerance is 0 022lb 0 010kg 3 Drop of hammer measurement of 22 ...

Страница 24: ...t impact the handle Allow the Hammer to fall freely and impact the anvil coupler assembly Count the number of blows for corresponding penetration for each 2 increment on the drive rod Use Tables 3 4 and 5 for the correlation the blow count and the bearing capacity in PSF pounds per square foot 7 2 2 Refusal The presence of aggregates 2 or rock strata will either stop further penetration or deflect...

Страница 25: ... and back in an attempt to loosen it from the ground 7 4 Use of Disposable Cones 7 4 1 The adapter and disposable cones should be used for cohesive material and material where the DCP advances less than 1 2 per blow CBR 18 Attach the disposable cone to the adapter by applying pressure and rotating the cone This will ensure proper seating and ex tend the life of the o ring 7 5 Initial Reading 7 5 1...

Страница 26: ... CL soils CBR 10 CBR 1 0 017019 PR 2 CH soils CBR 1 0 002871 PR For analysis of shallow foundations an estimate of bearing capacity can be made from the following equation adapt ed from the Portland Cement Association PCA 12 showing the relationship between bearing capacity and CBR q 3 794 CBR0 664 q Bearing Capacity psi ultimate 8 2 If a distinct layering exists within the material tested a chang...

Страница 27: ...1 34 38 41 45 48 51 55 58 62 65 69 72 75 79 82 86 89 92 96 99 100 760 1270 1720 2130 2520 2880 3240 3570 3900 4220 4530 4830 5130 5420 5700 5980 6260 6530 6800 7060 7320 7580 7840 8090 8340 8580 8830 9070 9310 9550 9780 10020 10250 10480 10710 10930 11160 11380 11600 11820 260 660 1130 1660 2230 2840 3240 3570 3900 4220 4530 4830 5130 5420 5700 5980 6260 6530 6800 7060 7320 7580 7840 8090 8340 858...

Страница 28: ...0 1730 1940 2140 2330 2520 2710 2890 3070 3240 3410 3580 3740 3910 4070 4220 4380 4530 4690 4840 4990 5130 5280 5420 5570 5710 5850 5990 6130 6270 6400 6540 6670 6810 6940 7070 110 260 450 660 890 1140 1390 1660 1950 2240 2710 2890 3070 3240 3410 3580 3740 3910 4070 4220 4380 4530 4690 4840 4990 5130 5280 5420 5570 5710 5850 5990 6130 6270 6400 6540 6670 6810 6940 7070 780 1240 1620 1960 2270 2570...

Страница 29: ...10 1280 1430 1580 1730 1870 2000 2140 2270 2400 2520 2650 2770 2890 3010 3120 3240 3350 3470 3580 3690 3800 3910 4010 4120 4220 4330 4430 4530 4640 4740 4840 4940 5040 5130 5230 60 150 260 390 520 660 810 970 1140 1310 1480 1660 1850 2040 2240 2650 2770 2890 3010 3120 3240 3350 3470 3580 3690 3800 3910 4010 4120 4220 4330 4430 4530 4640 4740 4840 4940 5040 5130 5230 600 950 1240 1500 1740 1960 217...

Страница 30: ......

Страница 31: ...PART III Maintenance References Warranty Parts List ...

Страница 32: ...ages 34 44 2 Kleyn E G July 1975 The Use of the Dynamic Cone Penetrometer DCP Report 2 74 Transvaal Roads Department Pretoria South Africa Page 35 3 METHOD ST6 Measurement of the In Situ Strength of soils by the Dynamic Cone Penetrometer DCP 1984 Special Methods for Testing Roads Draft TMH6 Technical Methods for Highways TMH ISBN 0 7988 2289 9 Pages 19 to 24 1984 4 Portland Concrete Association 19...

Страница 33: ...e Regular and Extended Dynamic Cone Penetrometer for Pavement and Subsoil Strength Evaluation Nondistructive Testing of Pavements and Backcalculation of Moduli ASTM STP 1375 S D Tayabji and E O Lukanen Eds American Society for Testing and Materials West Conshohochen Pennsylvania 10 De Beer M March 2000 Dynamic Cone Penetrometer DCP The Development of DCP pavement technology in South Africa Video T...

Страница 34: ...ause of normal wear and tear or parts that fail or become damaged as a result of misuse accidents lack of proper maintenance or defects caused by improper use Shipping costs relating to repairing a KESSLER DCP will be the responsibility of the purchaser 4 To the full extent allowed by the law of the jurisdiction that governs the sale of the product this express warranty excludes any and all other ...

Страница 35: ...ve Rod 48 Stainless K1348S Drive Rod 48 Spring Steel K1724 Extension Rod 24 Stainless K450 Pin with Clip 2 per pkg K500 Vertical Scale 40 K510 Foot Vertical Scale holder K530 Upper Attachment Vertical Scale holder K550 Measuring Rod 40 aluminum K700 Hardened Point with flats silver K705 5 Pack Hardened Points w flats silver K800 Cone Adapter with flats silver K900 25 Disposable Cones 3 1 P A R T S...

Страница 36: ...KSE form 300 20 AUGUST 2014 K100UM300 ...

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