S e c t i o n 1 0 - P a g e 1 2 May 2013 Advantages • Fast and easy to use. • Gr eatly impr oves “punching” shear of shotcr ete. • Pr ovides enlar ged bearing ar ea for higher load carrying capacity . Wher e to Use Any ar eas wher e bolting pr ecedes shotcr eting, especially in poor r ock conditions, wher e impr oved bearing capacity of the gr ound support is desirable. Installation 1. Install DSI shotcr ete plates in the same manner as conventional plates. 2. Apply shotcr ete to the r ock surfaces and ensur e the plates and r ebar wings ar e embedded at least 38 mm (1 "). Materials Plate material Grade A-36 (36,000 psi) meets or exceeds ASTM F432 deection criteria. Rebar meets ASTM A-615 and CSA G30.18M specs. Shotcr ete (Spider) Plate (Black Galvanized) Description DSI shotcr ete anchor plates a re constructed specifcally for use with r ock bolts and shotcr ete. Reinfor cing bar is custom bent and welded to conventional r ock bolt anchor plates. Plates ar e 5" x 5" x ", 6" x 6" x " or 3 / 8 ". Hole size can be fr om 7 / 8 " to 1 " . Rise on spider can be made to any height r equir ed for depth of shotcr ete. Dimensions Center Hole Form W eight 5" 5" 1 / 4 " 1.2" Flat 4.5 lbs 6" 6" 1 / 4 " 1.2" Flat 6.4 lbs 5" 5" 3 / 8 " 1.2" Flat 9.6 lbs Custom sizes available upon r equest www .dsiundergr ound.com