OSU Trenching/Shoring Manual

Table D-1.2
Aluminum Hydraulic Shoring
Vertical Shores for Soil Type B
DEPTH OF TRENCH -- (FEET)	HYDRAULIC CYLINDERS
	MAXIMUM HORIZONTAL SPACING -- (FEET)	MAXIMUM VERTICAL SPACING -- (FEET)	WIDTH OF TRENCH (FEET)
	MAXIMUM HORIZONTAL SPACING -- (FEET)	MAXIMUM VERTICAL SPACING -- (FEET)	UP TO 8	OVER 8 UP TO 12	OVER 12 UP TO 15
OVER 5 UP TO 10	8	4	2-INCH DIAMETER	**2-INCH DIAMETER	3-INCH DIAMETER
OVER 10 UP TO 15	6.5
OVER 15 UP TO 20	5.5
OVER 20	For applications other than those listed in the tables, refer to CFR 1926.652(c)(2) for use of manufacturer's tabulated data. For trench depths in excess of 20 feet, refer to CFR 1926.652(c)(2) and CFR 1926.652(c)(3).

** 2-inch diameter cylinders, at this width, shall have structural steel tube (3.5 x 3.5 x 0.1875) oversleeves, or structural oversleeves of manufacturer's specification, extending the full, collapsed length.

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