Perhitungan 0enu$angan ! Tu$angan $a0angan "utu bet%n K +8&iketahui "u $a0 ' -5( 9 :u kg,m7 9 $9 + m+ . *7 ' +-5;8 "0a + ' -5( 9 +--1 kg,m7 9 < m .= ' 8-- "0a ' (1-;5+ kgm sesuai &engan &ata b%n&ek maka se$imut atau garis netra$ b%n&ek sebesar ' (854 mm maka & e.. ' ()> (854 ' ((456 mm ?u '
+--1
kg,m7
)---
memakai tu$angan D >
-
mm
teba$ se$imut bet%n '
(854
mm
sehingga @arak se$imut
(854
mm
! Tu$angan tum0uan &iketahui "u $a0 ' ' ' ?u '
+--1
"u $a0 ' (1-;5+ kgm m ' +15)8 &iketahui b ' (--- mm Rn ' (5;+ h ' ()- mm rh% ' -5--)6 &e.. ' ((456 mm + As $a0 ' 4(856- mm ,m7 ! %k + As b%n&ek ' (+4( (+4( mm ,m7 maka &i&a0at ke0er$uan tu$angan masih $ebih besar &ari ka0asitas b%n&ek
-5( 9 :u kg,m7 -5( 9 +--1 kg,m7 (1-;5+ kgm
kg,m7
)---
memakai tu$angan D >
(-
mm
teba$ se$imut bet%n '
+8
mm
sehingga @arak se$imut
)-
mm
' ' '
$9 <
+
m m+
"utu bet%n K +8. *7 ' +-5;8 "0a .= ' 4-- "0a
"u $a0 ' (1-;5+ kgm m ' ++561 &iketahui b Rn ' +5+6 h rh% ' -5--6( &e.. + As tum ' 6-6546 mm ,m7 use D(- > (+<58( mm &engan iremesh menggunakan " 1
atau k%mbinasi &engan tu$angan &an iremesh As iremesh ' 4185(6 mm+,m7 " 1 > (8- &engan As " ; > (8- &engan As " 6 > (8- &engan As
9 9
+
))85( mm+,m7 +86586 mm+,m7 (1158 mm+,m7
As sisa 2mm+,m73 U8U4(8-5-6 (1;581 ++156+185;8 +<656; );-514
