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Recommended values according to EA-Pfähle

The EA-Pfähle book provides for different types of soils and shoring structures:

1) Recommended values of peak resistance q0 [MPa]

- for sheet piles

non-cohesive soil

qc

7,5

15

25

q0

7,5

15

20

- for driven pile walls

q0

non-cohesive soil

cohesive soil

qc

cu

s/Deq

7,5

15

25

100

150

200

0,035

2,200-5,000

4,000-6,500

4,500-7,500

0,350-0,450

0,55-0,700

0,80-0,950

0,100

4,200-6,000

7,600-10,200

8,7500-11,500

0,600-0,750

0,85-0,110

0,115-0,150

- for bored pile walls

q0

non-cohesive soil

cohesive soil

qc

cu

s/Deq

7,5

15

25

100

150

250

0,02

0,550-0,800

1,050-1,400

1,750-2,300

0,350-0,450

0,600-0,750

0,950-1,200

0,03

0,700-1,050

1,350-1,800

2,250-2,950

0,450-0,550

0,700-0,900

1,200-1,450

0,10

1,600-2,300

3,000-4,000

4,000-5,300

0,800-1,000

0,1200-0,1500

1,600-2,000

where:

qc

-

cone penetration resistance, CPT [MPa]

cu

-

total cohesion of the soil [kPa]

s

-

pile settlement

Deq

-

pile diameter

2) Recommended values of peak resistance qs [kPa]:

- for sheet piles

non-cohesive soil

qc

7,5

15

25

qs

20

40

50

- for driven pile walls

qs

non-cohesive soil

cohesive soil

qc

cu

s/Deq

7,5

15

25

100

150

200

ssg*

30-40

65-90

85-120

20-30

35-50

45-65

ssg=sg=0,1Deq

40-60

95-125

125-160

20-35

40-60

55-80

- for bored pile walls

non-cohesive soil

qc

7,5

15

25

qs

55-80

105-140

130-170

where:

qc

-

cone penetration resistance, CPT [MPa]

cu

-

total cohesion of the soil [kPa]

ssg*

-

settlement at shaft resistance activation

ssg=sg

-

limit settlement

Literature:

EA-Pfähle, ISBN: 978-3-433-03005-9.

Isprobajte GEO5 softver.
Besplatno.