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HIGHWAY EQUIPMENT COMPANY
G
4
305438-SP-A
Page Rev. A
TEST EQUIPMENT AND PROCEDURES CONTINUED
TEST PROCEDURE
The area selected for testing, measuring 120 feet x 400 feet (3,657.6cm x 12,192cm), should have a
slope of less than two degrees.
Insert a plastic grid into each of the 21 collection trays. Position the 21 collection trays on six-foot (6’)
(182.88cm) centers with the longest dimension of the tray parallel to the direction of travel. (Figure E)
DIRECTION OF TRAVEL
COURSE SET UP FOR PATTERN TEST
DIRECTION OF TRAVEL
COURSE SET UP FOR PATTERN TEST
Figure E – Tray Positions
Figure F – Spreader Position
