NOTE: THESE DRAWINGS & SPECIFICATIONS ARE INTENDED FOR GENERAL PRUPOSES ONLY.
GREAT PLAINS TOWERS RESERVES THE RIGHT TO CHANGE MATERIAL OR DESIGN,
WITHOUT PRIOR NOTICE, IN A CONTINUING EFFORT TO IMPROVE ITS PRODUCTS.
4
11
4
~
2
1
MATERIAL LIST
ITEM
QTY
DESCRIPTION
1
2
2
10
3
1
SUB FLOOR
4
4
2" x 3" ANGLE IRON FLOOR SUPPORTS
5
4
Ø1-1/8" HOLES (HINGED POLE HOLE PATTERN)
6
1
Ø5" HOLE
7
1
SUB BASE PLATE
8
4
PAD EYES FOR LIFTING EMPTY BALLAST TRAY
9
10
Ø3/4" A325 BOLT W/NUT & LOCK WASHERS
10
4
Ø1" x 12" A325 THREADED ROD W/NUTS
11
3
1" x 1/8" BAR GRATING FOR TOP (NOT SHOWN FOR CLARITY)
Ø3" HOLE W/KNOCK OUTS FOR PVC PIPE CABLE ROUTING
Ø13/16" BOLT HOLES
2,450 LB EMPTY WEIGHT
SUGGESTED BALLAST MATERIAL WEIGHT:
30' POLE - 1 CU YDS GRAVEL OR 3,000 LBS OF WT OR .75 CU YDS REDI MIX
40' POLE - 2 CU YDS GRAVEL OR 6,000 LBS OF WT OR 1.5 CU YDS REDI MIX
50' POLE - 3 CU YDS GRAVEL OR 9,000 LBS OF WT OR 2.5 CU YDS REDI MIX
60' POLE - 4 CU YDS GRAVEL OR 12,000 LBS OF WT OR 3.0 CU YDS REDI MIX
4 CU YD MAX CAPACITY VOLUME
4
4
PLAN VIEW
RIGHT SIDE VIEW
1
8
8
16"
FRONT VIEW
6
5
SUB BASE PLATE
2
List Update Authorization here.
Approved By:
Great Plains Towers
DD/MM/YY
Drawn:
J.Heer
2/20/15
Checked:
126 6th Street West
West Fargo, ND USA
58078
Phone: 701-282-2236
Ballast Tray Assembly Kit
Revision 1
Revision 2:
Revision 3:
Scale: N/A
Part #: GPT/BT/01
Sheet [1] of [1]