7/25/2019 Column Foundation Connection

http://slidepdf.com/reader/full/column-foundation-connection 1/3

Precast Concrete Structures

Subject:

DESIGN OF COLUMN FOUNDATION CONNECTIONS

Design Code: Designed By: Date:

B.S. 8110 Part 1 Engr. WBL 28-Jun-1

Code e!. CALCULATIONS " SC#ETC$ES Out%u

Input Data:

Co&u'ns S()e*

!! ""

#!! ""

Co&u'n Loads*

 $%ia& Load' ( ) 2!!! *(

Co&u"n +o"ent,"ajor a%is' + ) !! *(-"

rojection &engt/' L ) 1!! ""

0! ""

#! (""

#6! (""

230 (""

So&ut(on*

eccentricity' e ) 10! "" ro4ide tension rein5. i.e.: e ) +(

&ate 7idt/' b ) 0!! ""

&ate det/' d ) 6!! ""

eccentricity' e ) 10! "" i.e.: e ) +(

!.139 - !.09 ) !.238

5ro" uadratic eation: a ) !.0 -b ) !.13 c ) !.238

9 ) !.8

9 ; !.#13 < is negati4e ' set < ) !

E. .02 9 ) !.0 i.e.:

E. .0 1. (""

E. .0# t/ic*ness o5 base &ate' t ) 2 ""

co&u"n 7idt/' bc )

co&u"n det/' dc )

dist 5ro" &ate edge to /o&ding do7nbo&ts' d= )

5 cu

 )

5 y )

yei&d strengt/ o5 &ate' ρy )

i.e.: b ) bc > 2L

i.e.: d ) dc > 2L

?recastConcrete

Structures' E..#6

( !.#5 cu

bd )

5 c)

7/25/2019 Column Foundation Connection

http://slidepdf.com/reader/full/column-foundation-connection 2/3

Precast Concrete Structures

Subject:

DESIGN OF COLUMN FOUNDATION CONNECTIONS

Design Code: Designed By: Date:

B.S. 8110 Part 1 Engr. WBL 28-Jun-1

Code e!. CALCULATIONS " SC#ETC$ES Out%u

7/25/2019 Column Foundation Connection

http://slidepdf.com/reader/full/column-foundation-connection 3/3

Subject:

DESIGN OF COLUMN FOUNDATION CONNECTIONS+BASE PLATEDesign Code: Designed By: Date:

B.S. 8110 Part 1 Engr. WBL 28-Jun-16

Code e!. CALCULATIONS " SC#ETC$ES Out%ut

Input Data:

Co&u'ns S()e*

!! ""

#!! ""

Co&u'n Loads*

 $%ia& Load' ( ) 6!! *(

Co&u"n +o"ent,"ajor a%is' + ) !! *(-"

rojection &engt/' L ) 1!! ""

0! ""

#! (""

#6! (""

230 (""

#0! (""

So&ut(on*

eccentricity' e ) 0!! "" ro4ide tension rein5. i.e.: e ) +(

&ate 7idt/' b ) 0!! ""

&ate det/' d ) 6!! ""

eccentricity' e ) 0!! "" i.e.: e ) +(

!.139 - !.09 ) !.106

5ro" uadratic eation: a ) !.0 -b ) !.13 c ) !.106

9 ) !.1!

9 @ !.120 9 @' < is ositi4e' ca&cu&ate o5 <

E. .## < ) 12.#6 *(

E. .# #3.2 ""

no. o5 bo&ts eac/ root area' ( ) 2

Ase: # nos. + 16 rade 8.8 /o&ding do7n bo&ts +16

E. .01 t/ic*ness o5 base &ate' t ) ! ""

dist. 5ro" cc o5 bo&ts bars in co&u"n' " ) 0! ""

E. .0! t/ic*ness o5 base &ate' t ) # ""

Ase: 6!! "" 9 0!! "" 9 # "" base &ate

Precast ConcreteStructures

co&u"n 7idt/' bc )

co&u"n det/' dc )

dist 5ro" &ate edge to /o&dingdo7n bo&ts' d= )

5 cu

 )

5 y )

yei&d strengt/ o5 &ate' ρy )

yei&d strengt/ o5 bo&ts' 5 yb

 )

i.e.: b ) bc > 2L

i.e.: d ) dc > 2L

?recast

ConcreteStructures' E.

.#6

  !.#5 cu

bd )

 $b )

 bo&t dia.' db )