How many dowel bars are shown along the 26 ft footing run at 8 in. on center, counting both ends?
Correct Answer
A) 40 bars
The 26 ft run contains 39 spaces at 8 in. on center, so counting both ends gives 40 bars.
Why This Is the Correct Answer
The 26 ft run contains 39 spaces at 8 in. on center, so counting both ends gives 40 bars.
Why the Other Options Are Wrong
Option B: 39 bars
39 bars counts spaces only and misses one end bar.
Option C: 27 bars
27 bars uses 12 in. spacing instead of the printed 8 in.
Option D: 53 bars
53 bars uses 6 in. spacing instead of the printed 8 in.
Memory Technique
Bar-count hook for dowels along wall footing: inches of run divided by spacing, plus one end.
Reference Hint
Open Sheet S-962; use the footing run length and the 8 in. on-center note.
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