Caterpillar Performance Handbook, January 2017, SEBD0351-47

Ground Pressures

Track-TypeTractors

19

GROUND PRESSURES Pressures computed from operating weights given earlier in this section in the specifications tables.

SHOE WIDTH

CONTACT AREA

GROUND PRESSURE

SHOE WIDTH

CONTACT AREA

GROUND PRESSURE

MODEL

MODEL

mm in m 2

in 2

kPa psi

mm in m 2

in 2

kPa psi 121.8 17.67

560 610 660 915 560 610 560 610 914 610 660 710 965 610 660 710 965 610 660 710 965

3.37 3.68 3.98 6.31 3.24 3.53 3.43 3.75 5.82 3.91 4.23 4.55 6.29 3.91 4.23 4.55 6.19 3.91 4.23 4.55 6.19

5231 75.71 10.98 5698 69.51 10.08

D7E 1

D9R/D9T

560 610 685 760 610 710 760 710 810 915 810 915

3.89 4.24 4.74 5.28 4.74 5.52 5.91 6.31

22 24 26 36 22 24 22 24 36 24 26 28 38 24 26 28 38 24 26 28 38

22 24 27 30 24 28 30 28 32 36 32 36

6031

6569 111.80 16.22 7374 99.60 14.45 8185 89.80 13.02 7347 145.25 21.06 8551 124.49 18.06 9153 116.19 16.85 9781 161.98 23.49

◀

◀

6165 64.24 9792 44.28

9.32 6.42

D7E LGP 1

D10T2

◀

D7R

5016 75.10 10.56

◀

5472 69.00

9.76

5315 70.60 10.03

D7R XR

D11T

◀

◀

5808 65.90 9029 45.50

7.20 11,159 141.99 20.59 8.13 12,605 125.69 18.23 7.20 11,159 153.54 22.27 8.13 12,605 135.92 19.71

9.26 6.48

D7R LGP

6062 95.11 13.79 6559 87.90 12.75 7056 81.48 11.81 6062 99.69 14.46 6559 92.14 13.36 7056 85.65 12.42 6062 99.81 14.47 6559 92.25 13.38 7056 85.75 12.43 9746 54.88 7.96 9593 59.83 8.68

D8R

D11T CD

◀

◀

D8R LGP

NOTE: Ground contact area = width of track shoe × length of track on ground × 2.

D8T

◀

Ground pressure = operating weight ground contact area

D8T LGP

D8T 1

9593 59.90

D8T LGP 1

8.68

◀ Standard shoe. 1 MeetsTier 4 Interim/Stage IIIB/Japan 2011 (Tier 4 Interim) equivalent emis- sion standards.

Edition 47 19-27