12-1372-048PMM Consulting Engineersasgnr Date: 7'18FN, 20 MAR 11 / I
7168 SW 47 St, B 4 LDescription
Miami, Florida.33155
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983-2003 ENERCALC Engineering Sof ware
Jw.:.,.+f.i..•.=_.-.-ave..--,d ,.1.. u» _..... ..nJ ._. r. _.. ... .r., d__. , i_,.. , . ... t r ,. '
Description Model C1 - Beam B1
Section Analysis
':
L� unu'. ti -:. ....�,.. .:w.✓::u. 4.. '..., rt4'..., "',i �:,c,..., 5'str.d... uJ' .«.vsit!...x..4.. :'t" f... -.i'- wvu _,i:Y.,.l:.c
.- :.:.-.... -... '✓..., .: ';.Y:.I" ...,_.,. '.L . '/ ., f':.:.Jr.Y ,......l.N.,x :1.. .vu.:, .t LI::::Yv:.:4. v..
Evaluate Moment Capacity... Center Left End Right End
X : Neutral Axis
2.725 in
2.725 in
2.415 in
a = beta R Xneutral
2.316 in
2.316 in
2.053 in
I Compression in Concrete
47.251 k
47.251 k
41.876.k
Sum [Steel comp. forces)
24.716 k
24.716 k
10..912 k
Tension in Reinforcing
-72.000 k
-72.000 k
=52.800 k
Find Max As for Ductile Failure...
X -Balanced.
19.531 in
19.531 in
19.5306 in
Xmax = Xbal ` 0.75
-14.648 in
14.648 in
14.648 in
a -max`= beta *Xbal
16.601 in
16.601 in
16.601 in
Compression in Concrete
253.996 k
253.996 k
253.996 k
Sum [Steel Cornp Forces]
68.940 k
68.940 k
50.556 k
Total Compressive Force
322.936 k
322.936 k
304.552 k
AS Max = Tot Force / Fy
5.382 in2
5.382 int
5.076 int
Actual Tension As
1.200 OK
0,000 OK
0.000 OK
Adcitlonal Deflection Calcs
F.. 'J '..N. 'i1G'.::F
,t
,lpli''1:' •4.r �..�»u; I'WJ.n+ rr:,,uwuvin':in.....nati
Neutral Axis
.k.;.,.s.t._u..;i.bil,.u::J,.2:..nt3..Wcx.,.w.
7:475 in
uwe�n�-...'av n_..✓......v-luta;tM:
Mcr
,Js..: ,. d: J, t,. .f, ', Ni.4+i rJtvnl,zd: -.._: .u:,,l ,tuJrl�.ureyti
59.15 k -ft
[gross
31,104.00 in4
Ms:Max DL + LL
95.83 k -ft
Icrackeid
8,710.23 in4
R1 = (Ms:DL+LL)/Mcr
0.617
Elastic Modulus
3,122.0 ksi
Ms:Max DL+LL+ST
95.85 k -ft
Fr = 7.5 * fc".5
410.792 psi
R2 = (Ms:DL+LL+ST)/Mcr
0.617
Z:Cracking
156.213 k/in
Leff... Ms(DL+LL)
13,977.815 1n4
Z:cracking > 145: Interior Only I
I:eff... Ms(DL+LL+ST)
13,974.789 in4
Eff. Flange Width
8.00 in
ACI Factors (per ACI 318-02, applied internally to entered loads)
ACI ".0-1 & C-2 DL 1.400
ACI C-2 Group Factor
0.750 Add"I14° Factor for Seismic 1.400
ACI C-1 & C-2 LL 1.700
ACI C-3 Dead Load Factor 0.900
Add"I "0.9" Factor for Seismic 0:900
ACI'C-1 & 0-2 ST 1.700
ACI G3 Short Term Factor 1.300
seismic = ST * : 1.100