diff options
Diffstat (limited to '3776/CH1/EX1.7/Ex1_7.sce')
| -rw-r--r-- | 3776/CH1/EX1.7/Ex1_7.sce | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/3776/CH1/EX1.7/Ex1_7.sce b/3776/CH1/EX1.7/Ex1_7.sce new file mode 100644 index 000000000..a9cde7839 --- /dev/null +++ b/3776/CH1/EX1.7/Ex1_7.sce @@ -0,0 +1,26 @@ +clear +//Given +D_n = 5.0 //kips, dead load +L_n_1 = 1.0 //kips ,live load 1 +L_n_2 = 15 //kips ,live load 2 +stress_allow = 22 //ksi +phi = 0.9 //probalistic coefficients +y_stress = 36 //ksi,Yeild strength +//According to AISR + +//a +p_1 = D_n + L_n_1 //kips since the total load is sum of dead load and live load +p_2 = D_n + L_n_2 //kips, For second live load + +Area_1 = p_1/stress_allow //in*2 ,the allowable area for the allowed stress +Area_2 = p_2/stress_allow //in*2 +printf("\n the allowable area for live load %0.3f is %0.3f in*2",L_n_1,Area_1) +printf("\n the allowable area for live load %0.3f is %0.3f in*2",L_n_2,Area_2) + +//b +//area_crossection= (1.2*D_n +1.6L_n)/(phi*y_stress) + +area_crossection_1= (1.2*D_n +1.6*L_n_1)/(phi*y_stress) //in*2,crossection area for first live load +area_crossection_2= (1.2*D_n +1.6*L_n_2)/(phi*y_stress) //in*2,crossection area for second live load +printf("\n the crossection area for live load %0.3f is %0.3f in*2",L_n_1,area_crossection_1) +printf("\n the crossection area for live load %0.3f is %0.3f in*2",L_n_2,area_crossection_2) |