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. Design of a railroad viaduct for Overton County railroad . .91 sq. ins. 4 Angles 6x6x3/4 - sq. ins. 2 Plates 24x9/l6 = sg. area — sq. ins. ICember L^L,, Required net area - 479120/l0000 - ^ so. ins. 4 Angles 6x6x5/8 = sq, ins. 2 Plates 24x9/l6 - so. are_ rq. ins, Tenbsr L-, L net area = 325195/l0000 - sq. ins. 4 Angles ex6xl/2 - sq. ins. 2 Plates 24x3/8 - sg. area - cq. ins. Required net area of = 160517/lOCOO - sg. ins2 channels 15 - 35j( - sq. ins. •Member U-j_L, net
. Design of a railroad viaduct for Overton County railroad . .91 sq. ins. 4 Angles 6x6x3/4 - sq. ins. 2 Plates 24x9/l6 = sg. area — sq. ins. ICember L^L,, Required net area - 479120/l0000 - ^ so. ins. 4 Angles 6x6x5/8 = sq, ins. 2 Plates 24x9/l6 - so. are_ rq. ins, Tenbsr L-, L net area = 325195/l0000 - sq. ins. 4 Angles ex6xl/2 - sq. ins. 2 Plates 24x3/8 - sg. area - cq. ins. Required net area of = 160517/lOCOO - sg. ins2 channels 15 - 35j( - sq. ins. •Member U-j_L, net area - 248743/l0000 ~ sc. Channels IS -50# =i so. ins. Member U t. Required net area ~ 423108/lOOO - sg. ins. 4 .Lngles 6x4xll/l6 - so. ins. •* Plates 18x3/4 - go. area — sq. ins. Net area of cection - - - cq. ins Member L^U^, L^U^, L^U^ Section composed of 4 angles 6x3-l/2xl/2. Member Ur-L^0 o Required net area - 65485/l0000 - sq, iiSection cjmposed of 4 angles 6x3-l/2 Stress in 7-7 --3108#Stress in 6-G_^-9323#Stress in 5-5 = -15538#Stress in 4—4 _ -21753,t stress in 3-3 ^ -?79R8# Stress in 2-2 _-.^4183y Stress in 1-1 - -40398# Stress in 0-0 - -43505# Kambers 7-7 and area - 15538/6400 - sq. composed of one angle 5x4x3/8. Members 3-3 and area - 40398/6400 ~ sq. comooGed oT one angle 6x4xll/l6. Stress in 0-1 - 58800# Stress in 1-2 - 46300# Stress in 2-3 = 378007f Stress in 5-4 - 29380# Stress in 4-5 - 21100# Stress in 5-6 - 12600# Stress in 5-7 - 4220#Area ~ 53800/l8000 = sq. angle 6x6x3/8 has a net area of sq. ins. intsr].:i:diate cress frai/is. stress in horizontal member _^ 34185 Stress in diaF;onal member — 38800 Horizontal member composed of 2 angles 5x3-l/2x3/8. Diagonal member composed of one angle 4x4x3/8. END CROSS memb.^r composed of two angles 5x3-l/2xl/2,Diagonal msmber composed
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Keywords: ., bo, bookcentury1900, bookdecade1900, bookiddesignofrailroad00scha