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could someone please help me with the calculations of determining the sfd amp bmd for cantilevers with udl3939s lvl3939s and point
a contractor has selected a w14x74 simply supported beam for a high rise construction project the length for the provided beam is set at 30
a rectangular concrete beam is subjected to a factored moment mu of 345 kipft the beam has the following properties fc 5500 psi fy 60000 psi
explain the bolted connectionsa questions generally relate to the size of the bolt needed for a connection orb number of bolts for a given loading
a w12x58 member which comprises a vertical member in a truss is subjected to a factored axial compressive force of 163 kips the w12x58
explain beam-columns1 a specific case of a beam subjected to axial loading strong axis flexural stress 2 the section is also pinned at both
explain the analysis of singly reinforced rectangular beams1 determine the area of steel reinforcement as multiply the number of bars by the area of
allowable strength design asdprocess- apply service loads with no load factors- assume linear elastic analysis of structure- calculated stresses
explain the strength design lrfd 1 gamma factors are applied to loads and phi factors applied to resistance2 unfactored service loads receive a
define superposition method 1 remove enough redundant supports to reduce the structure to a statically determinate condition2 calculate the
explain statically indeterminate structures fall into two categories 1 beam problems with additional supportsrestraints2 axial bar
explain the frame members effective lengths1 effective length is a product of an effective length factor k and the actual length of the column2 k
statically indeterminate structuresa fall into two categories1 beam problems with additional supportsrestraints2 axial bar members subjected
explain frame members effective lengthsa effective length is a product of an effective length factor k and the actual length of the columnb k depends
define the frame column analysis1 based on if a column section is a braced frame or unbraced frame2 braced frame-indicates buckling mode shape does
explain the column effective length1 for a single column the effective length is simply the unbraced length the k factor2 when comparing an
define truss analysis-stability identify whether a truss is determinate or indeterminate identify if the truss is stable or unstable m
define the influence line-beam shear 1 replace point of interest with a link element of nominal length if the point of interest is a
explain influence lines-reactions1 remove the support under investigation2 displace the beam vertically a distance of 1 unit the
define influence lines provides information at a single point on a beam can be used for - reactions - internal shear forces - internal moment
why do we need to control air pollutiona it causes harmful effects on human health materials and property plants and animals visibility
explain the categories of air pollution1 ambient air pollution out door environment o involves complex array of sources and pollutants meteorological
define the hazard ranking system hrs- a procedure for ranking uncontrolled hazardous waste sites in terms of the potential threat based upon the
explain national priorities list npl- also known as superfund list- identify sites which appear to present a significant risk to public health or the
explain national contingency plan ncp- provides detailed direction on the action to be taken at a hazardous waste site including emergency actions