File:Design of a university armory (1910) (14586760847).jpg

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English:

Identifier: designofuniversi00hass (find matches)
Title: Design of a university armory
Year: 1910 (1910s)
Authors: Hassenstein, Carl Frederic Porterfield, Arthur Tucker
Subjects: Armories Theses
Publisher:
Contributing Library: University of Illinois Urbana-Champaign
Digitizing Sponsor: University of Illinois Urbana-Champaign

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eep purlins being required. The deep purlins are of a depth equal to distance betweenthe upper and lower chords and are composed of angles forming ——--= a Warren truss. The small purlins are composed of anglesforming a double intersecting Warren truss. The tie rodsholding the legs in place will be placed in the floor and willconsist of 3 - 4 x i eye-bars* The eye-bars will be madeof convenient length held together by pins. Owing to theamount of metal necessary and the ease of making connectionat the end, the eye-bar was considered as the most economicalform of tie. No steel wind bracing was considered necessary in theplane of the roof* The rigidity of the roof slab being sufficientto transmit all the stress to the adjoining walls. - Steel Specifications - Unit Stresses:Shear,Tension,Compression,Combined,Least l/r, Minimum thickness metal,Minimum angle For tension angles only one legunless both legs are fastened. 30000#16000#16000 - 70 x l/rP/A + Mc/I120 i inch,considered effective
Text Appearing After Image:
j, (15 Mem. Stress Mem. Streas Approz Max length Stress a-1 _ 2500 a1 >-l« + 6000 3-5 t 6000 a-2 t- 3400 a i-31 f 5500 3»-0 + 5500 a-4 + 43500 a1 >-4» + 66000 3»-0 + 66000 a-fi + 97000 a1 -6» +137000 3»-0 +137000 a-8 a -8« +188000 13»-0 +188000 b-13 + 60000 b1 -13« + 81000 lO-O + 81000 0-14 + 57000 c -14 ■ + 80500 10»-0n + 80500 d-16 + 57300 d »-16« + 69000 9»-0» + 59000 e-18 + 13500 e1 »-18» + 38000 8,-0,» + 38000 f-30 - 5500 f« -30* + 3000 6»-0* - 5500 g-32 - 30500 g -33 ■ - 19300 6«-0 - 30500 h-24 - 39000 h« >-34» - 34300 e-o - 34300 j-36 - 39500 4 1 —36 1 - 58500 6-0 - 38500 k-28 - 33500 k« -38« - 37500 6»-0 - 37500 m-30 - 30000 m -301 - 31500 4»-0 - 31500 m-31 - 33000 m -311 - 35000 f+l £ mm m - 35000 Y-l -143000 Y1 >-l« -168500 -168500 Y-3 -183000 Y« -3» -318000 -318000 Y-6 -333000 Y1 i-5» -379000 5»-0» -379000 Y-7 -383000 Y1 »-7» -340000 3»-0 -340000 Y-9 Y »-9» -131000 13»-6* -131000 Y-13 -163000 Y1 -13 • -300000 7,-8 -

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https://www.flickr.com/photos/internetarchivebookimages/14586760847/

Author

Hassenstein, Carl Frederic;

Porterfield, Arthur Tucker
Permission
(Reusing this file)		 At the time of upload, the image license was automatically confirmed using the Flickr API. For more information see Flickr API detail.
Flickr tags
InfoField
  • bookid:designofuniversi00hass
  • bookyear:1910
  • bookdecade:1910
  • bookcentury:1900
  • bookauthor:Hassenstein__Carl_Frederic
  • bookauthor:Porterfield__Arthur_Tucker
  • booksubject:Armories
  • booksubject:Theses
  • bookcontributor:University_of_Illinois_Urbana_Champaign
  • booksponsor:University_of_Illinois_Urbana_Champaign
  • bookleafnumber:36
  • bookcollection:university_of_illinois_urbana-champaign
  • bookcollection:americana
Flickr posted date
InfoField
29 July 2014


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