
PDHonline Course S117 1 PDH The Analysis of Open Web Steel Joists in Existing Buildings Instructor D Matthew Stuart P E S E F ASCE F SEI SECB MgtEng 2013 PDH Online PDH Center 5272 Meadow Estates Drive Fairfax VA 22030 6658
KCS Joists have been standardized in depths from 10 inches 254 mm through 30 inches 762 mm for spans up through 60 feet 18288 mm The maximum total safe uniformly distributed load carrying capacity of a KCS Joist is 550 plf 8 02 kN m in ASD or 825 plf 12 03 kN m in LRFD The KCS
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2009 8 27 nbsp 0183 32 KCS Series Bar Joist Angle Web rfa Report 3 Likes Reply Message 5 of 9 svolz in reply to svolz 09 01 2009 05 57 AM Mark as New Bookmark Subscribe Mute Subscribe to RSS Feed Permalink Print Report 09 01 2009 05 57 AM Is that file available in 2009
No KCS joists must be reinforced if the concentrated load is between panel points just like all other joists The chart below gives the dates for each joist series from the beginning of the Steel Joist Institute in 1928 1929 1958 SJ Series 1953 1958 Longspans
KCS Series Bar Joists KCS Series bar joists are designed for constant shear amp moment these joists have greater flexibility that lets them to carry extra loads 410 796 7968 Or Text Us 280 People Used More Info
2009 1 5 nbsp 0183 32 KCS bar joists and 2 5K joists If this is your first visit be sure to check out the FAQ by clicking the link above You may have to register before you can post click the register link above to proceed
1959 –Introduction of the S Series Joists which replaced the SJ Series Joists The allowable tensile stress was increased from 18 000 to 20 000 psi joist depths were expanded through 24 inches and spans increased through 48 feet 1961 a Introduction of
2007 7 24 nbsp 0183 32 Bar Joists By swnorris Date 06 28 2007 18 46 K usually designates either a rod web joist or a crimped angle web joist Chord means the two back to back angles with gap in between for either rods or crimped angle diagonals at the tops and bottoms of a joist By tripdls Date 06 28 2007 19 12
KCS Series Joists Deck Lateral Load Resisting Frames w joists and JG Serviceability Deflection Vibration Fire Resistance Accommodating M E P Adaptability – modifying joists amp Joist Girders 5 Loads IBC Table 1607 1 6 TABLE 1607 1 L O AND pounds
KCS Joist Table Load table for open web KCS series steel joists LH Joist Analysis Analysis for typical It used to be common place to refer to joists simply as quot bar joists quot because many times the members of joists were composed of bars rods The last
LJ Series Joists which replaced the LA Series Joists Also the development of a single specification for both the LJ and the LH Series Joists with the use of 36 000 psi mini mum yield strength steel for the LJ Series and 36 000 psi to 50 000 psi minimum yield
K series joists must extend at least 2 189 over steel supports see Figure 2 The KCS joist is a K series joist de veloped to allow the building designer to easily specify a standard joist to sup port not only uniform loads but also concentrated loads or other non
KCS series joists K series adapted and specially designed for constant moment shear along length position of point loads become irrelevant LH series joists long span joists depths 18 quot to 48 quot for clear spans up to 96ft DLH series joists deep long span
2006 7 12 nbsp 0183 32 I have specified KCS type joists as stated above I have also indicated on the drawings that the supplier should provide an x amount of additional joists to be located in the field for RTU s I have also just indicated an area on the plans where mechanical units are to
span for a given joist The allowable shear at the center of the joist is a percentage of this end shear value The percentage is given in the SJI specifications for all joist series available K series joists are designed for centerline shear of 25 of the maximum end 3
FOR LONGSPAN STEEL JOISTS LH SERIES AND DEEP LONGSPAN STEEL JOISTS DLH SERIES Adopted by the Steel Joist Institute February 15 1978 Revised to May 2 1994 Effective September 1 1994 SECTION 100 SCOPE Steel Joists LH
How big is a KCS series bar joist KCS Series joists range in depth from 10 to 30 and can span up to 60 0 quot These welded steel products are used to support a building s roof and floors They are custom engineered to suit the design of each building What are the
The joist selected requires one row of bolted X Bridging For help with bridging size and other requirements please click on the Joist Bridging Information PDF located here For Bolted X bridging a bridging clip will be added to the joists for connecting the bridging
2016 12 21 nbsp 0183 32 You can see on the left end of the modified joist that the shear exceeds the shear of the original joist This is not a problem if you have a member that has a uniform shear capacity like a KCS joist but the K series joist can be designed and fabricated with varying shear capacity
Bar Joist amp Mezzanine Steel Truss Bar joist Our open web steel joist series are designed to meet the specifications of k KCS LH series joist we also manufacture specialty joist per requirement These joist must have stamped plans Mezzanine
KCS Series Joists KCS Series Joists are a version of the K series joists but designed for a constant shear and moment which allows for greater flexibility for locating extra loads such as those from rooftop units LH Series LH Series Joists are for longer span
2021 1 26 nbsp 0183 32 Open web steel joists or bar joists or short span joists or long span joists K series KCS series LH series DLH series SLH series Joists girders and bridging are available in prime painted gray finish uncoated or galvanized
2021 3 14 nbsp 0183 32 KCS K Series Constant Shear joists are designed in accordance with the Standard Specification for K Series Joists KCS joist chords are designed for a flat positive moment envelope The moment capacity is constant at all interior panels
STANDARD LOAD TABLE FOR KCS OPEN WEB STEEL JOISTS Based on a 50 ksi Maximum Y ield Strength ASD 34 NOTES 35 4 0 quot 825 825 825 5 0 quot 825 825 825 338 465 6 0 quot 561 779 825 189 260 354 7 0 quot 405 563 810 116 160 218 8 0 quot 306 426 612
KCS Series Joists are a version of the K series joists but designed for a constant shear and moment which allows for greater flexibility for locating extra loads such as those from rooftop units KCS SERIES LOAD TABLES JOIST ONLINE DESIGN TOOLS JOIST amp JOIST GIRDER SYSTEMS MANUAL ADDITIONAL DESIGN LITERATURE TALK TO AN EXPERT
Our steel bar joists are designed in house without outsourcing Whether you need a specific bar joist structure for flooring or roofing components our bar joists for sale are at lower prices since we cut out needless salesman markups please call us with your structure details and we d be happy to provide you a hassle free quote
2018 1 8 nbsp 0183 32 K Series Bar Joists K Series bar joists are designed for use typically with lighter loads and are most common in roof design K Joists are used
KCS Joists LH Series and DLH Series Sections 100 105 Joist Girders Sections 1000 1006 SJI Code of Standard Practice 134 for Joists and Joist Girders Sections 1 8 Referenced Specifications Codes and Standards Glossary Fire Resistance Ratings with
Steel Construction or Joist GirderOpen Web Steel Joists Steel joists are prefabricated lightweight trusses that are available in different series K series 8 through 30 in 2 increment with 64 designations clear spans to 60 short span KCS series for special