Quick consult for partial factors as per SR EN 1997-1:2004 for common cases

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Quick consult for partial factors as per SR EN 1997-1:2004 for common cases

 

1. A synthesis of the safety factors used in the calculation of overall stability and slope stability has been carried out according to SR EN 1997-1:2004 ;

 

 

 

Screenshot 2024-01-23 125511

 

2. A synthesis of the safety factors used in the calculation and design of works in the geotechnical field has been carried out according to the standard SR EN 1997-1 (The provisions of the guide are based on the standards SR EN 1997-1 and SR EN 1997-2 regarding geotechnical design).

 

PROPOSED SOLUTION

STATIC CONDITIONS

SPREAD FOUNDATIONS

DA1C1: A1 “+” M1 “+” R1

A1: γG = 1,35, γQ = 1,50

M1: γφ’ = 1,00, γγ=1,00

R1: γR;v = 1,00  

DA1C2: A2 “+” M2 “+” R1

A2: γG = 1; γQ = 1,30

M2: γφ’ = 1,25, γγ= 1,00

R1: γR;v = 1,00

DA3: A1 “+” M2 “+” R3

A1: γG = 1,35; γQ = 1,50

M2: γφ’ = 1,25, γγ= 1,00

R3: γR;v = 1,00

PILE FOUNDATIONS

DA1C1: A1 “+” M1 “+” R1

A1: γG = 1,35, γQ = 1,50

M1: γφ' = γc′ = γcu = γγ = 1,0

R1: (1) γb = γs = 1,0

(2) γb1 = γs1 = 1,0

DA1C2: A2 “+” M1 “+” R4

A2: γG = 1; γQ = 1,30

M1: γφ' = γc′ = γcu = γγ = 1,0

R4: (1) γb = γs = 1,3

(2) γb1 = γs1 = 1,0

DA2: A1 “+” M1 “+” R2

A2: γG = 1; γQ = 1,30

M2:γφ' = γc′ = 1,25 γcu = 1,40 γγ = 1,0

R4: (1) γb = γs = 1,3

(2) γb1 = γs1 = 1,0

DA3: A1*/(A2+) “+” M2 “+” R3

A2: γG = 1; γQ = 1,30

M2:γφ' = γc′ = 1,25 γcu = 1,40 γγ = 1,0

R4: (1) γb = γs = 1,3

(2) γb1 = γs1 = 1,0

ANCHORAGES

DA1C1: A1 “+” M1 “+” R1

A1: γG = 1,35, γQ = 1,50

M1: γφ' = γc′ = γcu = γγ = 1,0

R1: (1) γb = γs = 1,0

(2) γb1 = γs1 = 1,0

DA1C2: A2 “+” M1 “+” R4

A2: γG = 1; γQ = 1,30

M1: γφ' = γc′ = γcu = γγ = 1,0

R4: (1) γb = γs = 1,3

(2) γb1 = γs1 = 1,0

DA2: A1 “+” M1 “+” R2

A2: γG = 1; γQ = 1,30

M2:γφ' = γc′ = 1,25 γcu = 1,40 γγ = 1,0

R4: (1) γb = γs = 1,3

(2) γb1 = γs1 = 1,0

DA3: A1*/(A2+) “+” M2 “+” R3

A2: γG = 1; γQ = 1,30

M2:γφ' = γc′ = 1,25 γcu = 1,40 γγ = 1,0

R4: (1) γb = γs = 1,3

(2) γb1 = γs1 = 1,0

RETAINING STRUCTURES

DA1C1: A1 “+” M1 “+” R1

A1: γG = 1,35, γQ = 1,50

M1: γφ’ = 1,00, γc=1,00 γcu=1,00

R1: γR;v = 1,00

DA1C2: A2 “+” M2 “+” R1

A2: γG = 1; γQ = 1,30

M2: γφ’ = 1,25, γc=1,25 γcu=1,4

R1: γR;v = 1,00

DA3: A2 “+” M2 “+” R1

A2: γG = 1; γQ = 1,30

M1: γφ’ = 1,25, γc= 1,25, γcu=1.4

R1: γR;v = 1,00

WALL

DA1C1: A1 “+” M1 “+” R1

A1: γG = 1,35, γQ = 1,50

M1: γφ’ = 1,00, γc=1,00

R1: γR;v = 1,00

DA1C2: A2 “+” M2 “+” R1

A2: γG = 1; γQ = 1,30

M2: γφ’ = 1,25, γc= 1,25

R1: γR;v = 1,00

DA3: A2 “+” M2 “+” R1

A1: γG = 1; γQ = 1,30

M2: γφ’ = 1,25, γc= 1,25

R3: γR;v = 1,00

 

 

 


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