Aci 315-99 supersedes aci 315-92 and became effective August 31, 1999



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ACI 315-99 Details and Detailing of Concrete Reinforcement

3.4—Drawing standards
Placing drawings are prepared according to the same gen-
eral standards as structural drawings.
3.4.1 Layout—Drawings usually show a plan, elevations,
sections, and details of a structure, accompanied by sched-
ules for footings, columns, beams, and slabs. The plan nor-
mally is drawn in the upper left corner of the sheet, with the
elevations and details below and to the right of the plan.
Schedules (and bending details) are normally placed in the
upper right corner of the drawing. A figure in the supporting
reference data section presents a recommended layout.
An arrow indicating the direction of North should be
placed beside every plan view.
3.4.2 Symbols and notation—Common symbols and ab-
breviations for placing drawings are shown in the supporting
reference data section.
Where unusual details or conditions require use of other
(special) symbols or abbreviations, the drawings must pro-
vide explanations of the notation applied.
3.4.3 Schedules—The reinforcing steel of floors and many
other parts of structures can best be shown in tabular form
commonly referred to as a schedule. A schedule is a compact
summary of all the bars complete with the number of pieces,
shape and size, lengths, marks, grades, coating information,
and bending details from which bar lists can be written easily
and readily. Although these schedules usually include the
bending details for bent bars, separate bending detail sched-
ules can be used.
3.4.4 Coated reinforcing bars—When coated reinforcing
bars are detailed along with uncoated reinforcing bars, the
coated reinforcing bars must be identified in some manner,
such as with a suffix (E) or (G) or with an asterisk (*), and a
note stating that all reinforcing bars marked as such are to be
epoxy-coated or galvanized. Epoxy-coated reinforcing bars
listed with uncoated reinforcing bars in schedules or bills of
materials must also be marked with (E) or (*). The designa-
tion (G) is appropriate for galvanized reinforcing bars.

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