Bolting requirements, Chapter 6 bolting requirements – Grain Systems Tanks PNEG-972 User Manual
Page 18

18
PNEG-972 Construction Manual for 2.66" Corrugation 105' Diameter Tall Tanks (28 Rings and Taller)
6. Bolting Requirements
Q - Quad punched sheets.
QL- Laminated quad punched sheets. (Tow (2) sheets of same gauge bolted together.)
1. All bolts referenced in this table are bolts with a neoprene washers on the outside of the tank.
No washers are required on the inside of the tank.
2. Refer to stiffener and splice hardware section
for stiffener connection
hardware usage.
Before bolting sheets together, apply a single strip of caulking on both sides and 12" on both sides of top
edge. DO NOT CAULK BOTTOM EDGE.
1. When attaching a 13Q sheet to a 14Q sheet, use the 5/16" x 3/4" bin bolt in the horizontal seam.
2. When attaching a 6Q sheet to a 8Q sheet, use the 3/8" x 1" bin bolt in the horizontal seam.
3. All base sheets are bolted to the base angle with 5/16" x 1-1/4" bin bolts. (Independent of
sidewall gauge.)
* 6QL to 8QL will be connected using 3/8" x 1-1/2" bolts.
** These bolts require the use of a special 7/16" recessed nuts (S-8479).
*** A 3/8" x 2" bolt may be needed at first stiffener to sidewall bolt.
Figure 6A Quad (15Q-6QL) Sheet Bolting Detail
Sidewall Gauge
Horizontal Seam
Vertical Seam
Stiffener to Sidewall
Overlap Seam
15Q-14Q
5/16'' x 3/4''
[10]
5/16'' x 3/4''
[48]
3/8'' x 1''
[12]
5/16'' x 3/4''
[2]
13Q-10Q
3/8'' x 1''
[22]
3/8'' x 1''
[48]
3/8'' x 1''
[12]
3/8'' x 1''
[2]
9Q-8Q
3/8'' x 1''
[22]
3/8'' x 1''
[48]
3/8'' x 1-1/2''
[12]
3/8'' x 1-1/2''
[2]
6Q-5Q
3/8'' x 1-1/2''
[22]
3/8'' x 1-1/2''
[48]
3/8'' x 1-1/2''
[12]
3/8'' x 1-1/2''
[2]
11QL
3/8'' x 1-1/2''
[22]
3/8'' x 1-1/2''
[48]
3/8'' x 1-1/2''
[12]
3/8'' x 1-1/2''
[2]
10QL
3/8'' x 1-1/2''
[22]
3/8'' x 1-1/2''
[48]
3/8'' x 1-1/2'' ***
[24]
3/8'' x 1-1/2''
[2]
9QL-8QL *
3/8'' x 1-1/2''
[24]
7/16'' x 2-1/2'' **
[48]
3/8'' x 1-1/2'' ***
[24]
3/8'' x 2''
[6]
6QL *
3/8'' x 2''
[24]
7/16'' x 2-1/2'' **
[48]
3/8'' x 2''
[24]
3/8'' x 2''
[6]