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WorksheetsVDA - Truss
Total questions: 55
Worksheet time: 55mins
The space within the web of a truss between any two panel points on a chord and a corresponding pair of joints or a single joint on an opposite chord
Panel
Panel point
Panel length
Panel load
A joint between two or more members of a truss
Panel
Panel point
Panel length
Panel load
The space on the chord of a truss between any two adjacent joints made by principal web members with the chord
Panel
Panel point
Panel length
Panel load
A concentrated load applied to a panel point of a truss
Panel
Panel point
Panel length
Panel load
The lower, supported end of an upright timber, rafter, or truss
Heel
Shoe
Chord
Web
A bearing plate for supporting and resisting the thrust of a truss or girder
Heel
Shoe
Chord
Web
Either of the two principal members of a truss extending from end to end and connected by web members
Heel
Shoe
Chord
Web
The integral system of members connecting the upper and lower chords of a truss
Heel
Shoe
Chord
Web
A truss member that theoretically carries no direct load and whose omission would not alter the stability of the truss configuration
Zero-force member
Trussing
Local buckling
A structure formed by trusses
Zero-force member
Trussing
Local buckling
The buckling of a thin compressed element of a structural member, leading to failure of the whole
Zero-force member
Trussing
Local buckling
A structural frame based on the geometric rigidity of the triangle and composed of linear members subject only to axial tension or compression
Truss
Trussing
The rigid members forming a truss, subject to axial forces proportional to the rise of the truss
Truss
Trussing
A truss all of whose members lie in a single plane
Plane truss
Funicular truss
A truss having an overall shape derived from the funicular shape for a particular set of loads
Plane truss
Funicular truss
The tensile or compressive stress that is constant through the depth of a structural member subject to axial tension or compression
Direct stress
Secondary stress
Stress reversal
Counterbrace
Additional bending and shear tresses in a truss member resulting from an eccentric connection or a joint fixed against relative rotation
Direct stress
Secondary stress
Stress reversal
Counterbrace
A change in the force of a truss member from tension to compression or vice versa caused by a change in the loading pattern
Direct stress
Secondary stress
Stress reversal
Counterbrace
A truss member subject to tension or compression under varying load conditions
Direct stress
Secondary stress
Stress reversal
Counterbrace
A method for determining member forces in a truss by considering the equilibrium of any portion of the truss assembly
Method of sections
Method of joints
A method for determining member forces in a truss by considering the equilibrium of the various joints idealized as points in free-body diagrams
Method of sections
Method of joints
A lightweight wood truss used in framing a roof, usually prefabricated of 2x4s and 2x6s joined with toothed plate connectors
Trussed rafter
Crown post
Diagonal
Subdiagonal
Any vertical member in a pitched truss, esp. a king post
Trussed rafter
Crown post
Diagonal
Subdiagonal
An inclined web member joining the top and bottom chords of a truss
Trussed rafter
Crown post
Diagonal
Subdiagonal
An inclined web member joining a chord with a main diagonal
Trussed rafter
Crown post
Diagonal
Subdiagonal
A truss having inclined top chords
Pitched truss
Flat truss
Trussed joint
A truss having parallel top and bottom chords
Pitched truss
Flat truss
Trussed joint
Not efficient as pitched or bowstring trusses
Fan truss
Flat truss
Trussed joint
A lightweight, flat wood truss used in framing a floor, usually prefabricated of 2x4s and 2x6s joined with toothed plate connectors
Pitched truss
Flat truss
Trussed joint
Of or pertaining to a flat or pitched truss and having vertical web members in compression and diagonal web members in tension
Pratt
Howe
Belgian
Warren
Pratt
Howe
Belgian
Warren
Of or pertaining to a flat or pitched truss and having vertical web members in tension and diagonal web members in compression
Pratt
Howe
Belgian
Warren
Pratt
Howe
Belgian
Warren
Of or pertaining to a pitched truss and having only inclined web members
Pratt
Howe
Belgian
Warren
Pratt
Howe
Belgian
Warren
Of or pertaining to a flat or bowstring truss having inclined web members forming a series of equilateral triangles
Pratt
Howe
Belgian
Warren
Pratt
Howe
Belgian
Warren
A truss having more than two web members radiating from a common point on the bottom chord
Fan truss
Fink truss
Raised-chord truss
Scissors truss
Fan truss
Fink truss
Raised-chord truss
Scissors truss
A Belgian truss having subdiagonals to reduce the length of compression web members toward the centerline of the span
Fan truss
Fink truss
Raised-chord truss
Scissors truss
Fan truss
Fink truss
Raised-chord truss
Scissors truss
A truss having a bottom chord raised substantially above the level of the supports
Fan truss
Fink truss
Raised-chord truss
Scissors truss
A pitched truss having tension members extending from the foot of each top chord to an intermediate point on the opposite top chord
Fan truss
Fink truss
Raised-chord truss
Scissors truss
Fan truss
Fink truss
Raised-chord truss
Scissors truss
A steel rod serving as a king post
Kingbolt
Trussed beam
Gusset
Truss rod
A timber beam stiffened by a combination of diagonal truss rods and either compression struts or suspension rods
Kingbolt
Trussed beam
Gusset
Truss rod
A plate for uniting structural members meeting in a single plane
Kingbolt
Trussed beam
Gusset
Truss rod
A metal tie rod serving as a tension member in a truss or trussed beam
Kingbolt
Trussed beam
Gusset
Truss rod
A truss having a curved top chord meeting a straight bottom chord at each end
Bowstring truss
Belfast truss
Crescent truss
Composite truss
Bowstring truss
Belfast truss
Crescent truss
Composite truss
A timber bowstring truss
Bowstring truss
Belfast truss
Crescent truss
Composite truss
Bowstring truss
Belfast truss
Crescent truss
Composite truss
Bowstring truss
Belfast truss
Crescent truss
Composite truss
A truss having both top and bottom chords curving upward from a common point at each side. Also called camelback truss.
Bowstring truss
Belfast truss
Crescent truss
Composite truss
A truss having timber compression members and steel tension members
Bowstring truss
Belfast truss
Crescent truss
Composite truss
