Building Design and Construction Handbook - Merritt - Ventech!

7.116 SECTION SEVEN
FIGURE 7.57 Welded column splices.
important—and in many instances fabricated steel is purchased on delivery basis
only.
Purchasing structural steel is simplified by the ‘‘Code of Standard Practice for
Buildings and Bridges,’’ (Table 7.1). A provision in the construction contract making
the code a part of the contract is often used, since it establishes a commonly
accepted and well-defined line of demarcation between what is, and what is not, to
be furnished under the contract. Lacking such a provision, the contract, to avoid
later misunderstandings, must enumerate in considerable detail what is expected of
both parties to the contract.
Under the code—and unless otherwise specifically called for in the contract
documents—such items as steel sash, corrugated-iron roofing or siding, and openweb
steel joists, and similar items, even if made of steel and shown on the contract
design drawings, are not included in the category ‘‘structural steel.’’ Also, such
items as door frames are excluded, even when made of structural shapes, if they
are not fastened to the structure in such way as to comply with ‘‘constituting part
of the steel framing.’’ On the other hand, loose lintels shown on design plans or in
separate scheduling are included.
According to the code, a fabricator furnishes with ‘‘structural steel,’’ to be
erected by someone else, the field bolts required for fastening the steel. The fab-